2008-2009 Scientific Report - The University of Chicago Medicine
Transcription
2008-2009 Scientific Report - The University of Chicago Medicine
Collaborate Explore Discover 2008-2009 Scientific Report Director’s Letter Dear Friends and Colleagues: It is my pleasure to present you with our 2008 – 2009 Scientific Report, which provides an account of the progress we have made during the last two years. As the report documents, we are building on our strong tradition of innovative cancer research, expanding our programs, and strengthening our commitment to population research, epidemiology, and pediatric cancer studies. In 2008, the National Cancer Institute designated the University of Chicago Cancer Center (UCCRC) as a Comprehensive Cancer Center, acknowledging the “depth and breadth of research activities in each of three major areas: laboratory, clinical, and population-based research, with substantial transdisciplinary research that bridges these scientific areas.” Since 1996, we have grown from 136 to 212 members with peer-reviewed cancer research grants of approximately $98 million in total costs. Our members also have $25 million in non-peer reviewed grants and contracts. As you will see in this report, our members have substantiated accomplishments in our renowned areas of research, such as early-phase clinical trials, drug development, characterization of hematological malignant diseases, new treatment paradigms in head and neck cancer, pharmacogenomics, medical imaging, and tumor immunology. We are building a world-class program in population research by recruiting key faculty in molecular epidemiology, environmental epidemiology, behavioral psychology, and chemoprevention trials research. For example, our new “Epidemiology and Recruitment Core” provides our members with uncommon expertise and technology. We are enlisting superior faculty in other high priority areas, including systems biology, and are developing state-of-the-art capabilities in cancer stem cell research, metastasis research, pediatric sarcoma research, immunotherapy and translational immunology research, lymphoma research, and GI oncology. Our growing pediatric oncology program is robust with enhanced resources in its allogeneic transplant program, solid tumor biology and therapy program, and the expanded Pediatric Cancer Survivorship clinical and research program. Cancer survivorship research and long-term clinical care of survivors is a chief priority. Consequently, we have developed the Breast Cancer Survivorship Clinic, opened in January 2008, as a joint initiative of the UCCRC Women’s Cancer Working Group, the UCCRC Breast Cancer SPORE, and the Section of Hematology/Oncology. We are proud of our past, enthusiastic about the present, and optimistic about the future. The dedication our members and our supporters is the source of this confidence. The UCCRC thrives on ambitious, daunting goals. We can meet these challenges because of the commitment and generosity of our senior leaders, members, staff, Foundation, and many donors. With gratitude, Michelle M. Le Beau, PhD Professor of Medicine Director, University of Chicago Cancer Research Center Overview & Administration Cell Signaling & Gene Regulation Molecular Genetics & Hematopoiesis Immunology & Cancer Clinical & Experimental Therapeutics Advanced Imaging Table of Contents Overview and Administration. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Cancer Risk & Prevention Programs Cell Signaling and Gene Regulation Program. . . . . . . . . . . . . . . . . 6 Clincal Trials Activity Molecular Genetics and Hematopoiesis Program. . . . . . . . . . . . . 28 Immunology and Cancer Program . . . . . . . . . . . . . . . . . . . . . . . . . 44 Clinical and Experimental Therapeutics Program. . . . . . . . . . . . 58 Shared Resources Advanced Imaging Program. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80 Cancer Risk and Prevention Program. . . . . . . . . . . . . . . . . . . . . . . 98 Other Resources & Centers Clinical Trials Activity. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 120 Shared Resources . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 124 Highlights Other Resources and Centers. . . . . . . . . . . . . . . . . . . . . . . . . . . . 132 Highlights. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 142 UCCRC SCIEN T IFI C R EPO R T 20 0 9 1 UCCRC senior staff (from left to right): Paul Butera, PhD, Hoyee Leong, PhD, Marcy List, PhD, Michelle Le Beau, PhD, Umberto Tachinardi, MD, Mary Ellen Connellan, MS, Maria Reyes, BS. Not pictured: Connie Skosey, RN Overview & Administration The mission of the University of Chicago Cancer Research Center (UCCRC) is to elucidate the determinants of cancer, to develop cures for cancer, and to prevent cancer. Overview The UCCRC, founded in 1973 under the The UCCRC was designated as a National Cancer leadership of John E. Ultmann, MD, was Institute (NCI) Cancer Center in 1974 with the established as a multidisciplinary, matrix award of the initial Cancer Center Support program of basic and clinical research in Grant (CCSG). The UCCRC was designated as cancer. Today, our cancer programs emphasize a Comprehensive Cancer Center by the NCI in translational and interdisciplinary research, 2008 following its last review, in recognition of and promote collaboration among a diverse the “depth and breadth of research activities in and dedicated team of outstanding basic, each of three major areas: laboratory, clinical, translational, clinical, and population and population-based research, with substantial researchers, caregivers, and trainees. transdisciplinary research that bridges these The UCCRC has integrated 212 members from 20 academic departments and three University Divisions (Biological, Physical, and Social Sciences) into a highly interactive, collaborative, and interdisciplinary research environment. The members are organized into six established programs and include Cell Signaling and Gene Regulation, Molecular Genetics and Hematopoiesis, Immunology and Cancer, Clinical and Experimental Therapeutics, Advanced Imaging, and Cancer Risk and Prevention. Clinical research is a major focus of multidisciplinary activity at the UCCRC. The UCCRC has long been recognized for its strength in basic and clinical research, particularly our major scientific areas,” as well as demonstrated proficiency in “professional and public education and dissemination of clinical and public health advances into the community it serves.” For the past 34 years, the CCSG has been strongly supported by the Biological Science Division (BSD), continuously funded by the NCI, and has provided the structure for enhancing and advancing the UCCRC mission. The research base of the UCCRC members is approximately $98 million in total costs, with approximately $28 million of this sum awarded by the NCI, and over $25 million in non-peer reviewed grants and contracts. The current funding base for the UCCRC includes 8 P01 and Center type grants, 5 U series awards, 3 SPORE/SCOR awards, and 11 T32 awards. contributions to early-phase clinical trials and drug development, the characterization of hematological malignant diseases, the development of new treatment paradigms in head and neck cancer, pharmacogenomics, medical imaging, and tumor immunology. UCCRC SCIEN T IFI C R EPO R T 20 0 9 3 Administration UCCRC Executive Committee Michelle M. Le Beau, PhD Director Professor of Medicine Director, Cancer Cytogenetics Laboratory Marcy A. L ist, PhD Associate Director for Administration Scientific Director, Cancer Clinical Trials Office Marsha R. Rosner, PhD Deputy Director for Basic Sciences Charles B. Huggins Professor Director, Ben May Department for Cancer Research Professor of Neurobiology, Pharmacology and Physiology Everett E. Vokes, MD Deputy Director for Clinical Sciences John E. Ultmann Professor Chairman of Medicine Habibul Ahsan, MD Associate Director for Population Research Professor of Health Studies Geoffrey L. Greene, PhD Associate Director for Basic Sciences and Education Virginia and D.K. Ludwig Professor Associate Director, Ben May Department for Cancer Research Rick A. Kittles, PhD Associate Director for Diversity and Community Outreach Associate Professor of Medicine Yves Lussier, MD Director for Biomedical Informatics Associate Professor of Medicine Medicine Director, Center for Biomedical Informatics Mark J. Ratain, MD Associate Director for Clinical Sciences Leon O. Jaobson Professor of Medicine Chair, Committee on Clinical Pharmacology and Pharmacogenomics Additional UCCRC Senior Leaders and Members of the Cancer Advisory Committee Julie A. Auger, BS Associate Director for Core Facilities Executive Director, Office of Shared Research Facilities UCCRC Senior Staff Paul Butera, PhD Director for Communications Mary Ellen Connellan, MS Executive Director, Cancer Research Foundation John Cunningham, MD Hoyee Leong, PhD Carol S. Giometti, PhD Maria Reyes, BS Professor and Section Chief of Pediatric Hematology/Oncology Biosciences Director Argonne National Laboratory Olufunmilayo Olopade, MBBS Walter L. Palmer Distinguished Service Professor of Medicine Associate Dean for Global Medicine Mitchell C. Posner, MD Thomas D. Jones Professor and Chief of General Surgery Richard L. Schilsky, MD Professor of Medicine Arieh Shalhav, MD Fritz and Mary Lee Duda Chair, Professor and Chief of Urology Gary Steinberg, MD Professor of Surgery Michael Vannier, MD Professor of Radiology Ralph Weichselbaum, MD Daniel K. Ludwig Professor and Chairman of Radiation and Cellular Oncology S. Diane Yamada, MD Associate Professor of Obstetrics and Gynecology Chief, Section of Synecological Oncology Director for Scientific Communications and Strategic Partnerships Director for Finance Connie Skosey, RN Director for Clinical Operations Umberto Tachinardi, MD Director for Informatics Overview & Administration UCCRC – External Advisory Board James K. Willson, MD (CHAIR) Director, Harold Simmons Cancer Center University of Texas Southwestern Medical Center at Dallas Donald Berry, PhD Professor & Chair, Department of Biostatistics M.D. Anderson Cancer Center Michael A. Caligiuri, MD Director, The Ohio State University Comprehensive Cancer Center Mary B. Daly, MD, PhD Senior VP for Population Science Director, Cancer Prevention and Control Program Fox Chase Cancer Center Stephen H. Friend, MD, PhD Senior Vice President Merck & Co., Inc. Stanton L. Gerson, MD Director Case Comprehensive Cancer Center Steven D. Gore, MD Professor of Oncology Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins H. Kim Lyerly, MD Director Duke Comprehensive Cancer Center Gloria Petersen, PhD Professor of Epidemiology Mayo Clinic College of Medicine Stephen E. Sallan, MD Chief of Staff – Chief Medical Officer, Childrens Hospital Cancer Care Dana-Farber Cancer Institute Margaret R. Spitz, MD Professor and Chair Department of Epidemiology M D Anderson Cancer Center Daniel Sullivan, MD Professor, Department of Radiology Duke University Medical School Michael J. Weber, PhD Director, Cancer Center at the University of Virginia Health System Jane Wegenke, BS Associate Director – Administration University of Wisconsin Comprehensive Cancer Center Michael J. Welch, PhD Professor of Radiology Department of Radiology Washington University School of Medicine Philip D. Greenberg, MD Professor of Medicine and Immunology University of Washington Scott J. Leischow, PhD Professor, Colleges of Medicine and Public Health Arizona Cancer Center -The University of Arizona C. Clifton Ling, PhD (Ad Hoc Imaging) Head, Radiation Biophysics Laboratory Memorial Sloan-Kettering Cancer Center UCCRC SCIEN T IFI C R EPO R T 20 0 9 5 P ro g r a m 1 Cell Signaling and Gene Regulation 4T07 metastatic mouse breast cancer cells stained with anti-APC antibody (red) and phalloidin (green). APC accumulation is particularly associated with the ends of actin-rich cell protrusions. The protrusion-associated APC is necessary for the mesenchymal morphology of these cells because RNAi-mediated knockdown of APC results in a more pronounced epithelial phenotype of the cells. (Image by C. Stengel and K. Goss) The Program fosters collaborations between basic scientists Cell Signaling & Gene Regulation and clinical researchers to ultimately identify potential therapeutic targets and facilitate the testing of small molecule inhibitors of such targets. Overview & Goals The Cell Signaling and Gene Regulation Program in cancerous versus normal cells, analysis of focuses on determining the basic cell signaling transcription factor biology (including nuclear and gene expression mechanisms that underlie hormone receptors), and the structural biology key events in malignant transformation and of key proteins involved in cancer etiology. The development. The Program brings together Program fosters collaborations between basic a diverse group of 43 basic and translational scientists and clinical researchers to ultimately investigators from 12 departments with a wealth identify potential therapeutic targets and facilitate of experience in chemistry, cell signaling, the testing of small molecule inhibitors of such systems biology, developmental biology, and drug targets. discovery. These investigators are dedicated to discovering mechanisms of abnormal cell growth that could lead to innovative anti-cancer treatments. The research aims of the Cell Signaling and Gene Regulation Program are to (1) elucidate Program Leaders: the molecular mechanisms of tissue specific and cell type specific gene expression; (2) elucidate the cellular mechanisms underlying cell growth/ division and cell survival/death; (3) understand the multi faceted mechanisms leading to Marsha R. Rosner, PhD cancer metastases; (4) use large scale, high throughput and systems biology approaches, as well as genetic evolutionary approaches to understand cancer biology; and (5) discover novel developmental pathways relevant to cancer cell signaling. Particular strengths of the program include an emphasis on the detailed mechanistic analysis of signal transduction and apoptotic Suzanne D. Conzen, MD pathways, understanding cell cycle regulation UCCRC SCIEN T IFI C R EPO R T 20 0 9 7 Members 8 Investigator* Rank Department Kenneth Alexander MD, PhD Eric Beyer MD, PhD David Boone PhD Steven Chmura MD, PhD Suzanne Conzen MD Wei Du PhD Nickolai Dulin PhD Edwin Ferguson PhD Kathleen Goss PhD Geoffrey Greene PhD Rex Haydon MD, PhD Yu Ying He PhD Tong-Chuan He MD, PhD Akira Imamoto PhD Richard Jones PhD Shohei Koide PhD Stephen Kron MD, PhD Bruce Lahn PhD Deborah Lang PhD Ernst Lengyel MD, PhD Shutsung Liao PhD Anning Lin PhD Hue Luu MD Kay Macleod PhD Carl Maki PhD Elizabeth McNally MD, PhD Kathleen Millen PhD Andy Minn MD, PhD Ivan Moskowitz MD, PhD Milan Mrksich PhD Piers Nash PhD Marcelo Nobrega MD, PhD Marcus Peter PhD Clifton Ragsdale PhD Ilaria Rebay PhD Jalees Rehman MD Carrie Rinker-Schaeffer PhD Bernard Roizman ScD Marsha Rosner PhD Benoit Roux PhD Ravi Salgia MD, PhD Julian Solway MD Tobin Sosnick PhD John Staley PhD Wei-Jen Tang PhD Aaron Turkewitz PhD Jerrold Turner MD, PhD Kevin White PhD Chung-I Wu PhD Yingming Zhao PhD Associate Professor Professor Assistant Professor Assistant Professor Associate Professor Associate Professor Associate Professor Professor Assistant Professor Professor Assistant Professor Instructor Associate Professor Associate Professor Assistant Professor Associate Professor Associate Professor Professor Assistant Professor Associate Professor Professor Professor Assistant Professor Associate Professor Assistant Professor Professor Associate Professor Assistant Professor Assistant Professor Professor Assistant Professor Assistant Professor Professor Associate Professor Associate Professor Assistant Professor Associate Professor Professor Professor Professor Professor Professor Associate Professor Associate Professor Professor Associate Professor Professor Professor Professor Associate Professor Pediatrics Pediatrics Medicine Radiation and Cellular Oncology Medicine Ben May Medicine Molecular Genetics and Cell Biology Surgery Ben May Surgery Medicine Surgery Ben May Ben May Biochemistry and Molecular Biology Molecular Genetics and Cell Biology Human Genetics Medicine OB/GYN Ben May Ben May Surgery Ben May Radiation and Cellular Oncology Medicine Human Genetics Radiation and Cellular Oncology Pediatrics Chemistry Ben May Human Genetics Ben May Neurology, Pharmacy and Physiology Ben May Medicine Surgery Molecular Genetics and Cell Biology Ben May Pediatrics Medicine Medicine Biochemistry and Molecular Biology Molecular Genetics and Cell Biology Ben May Molecular Genetics and Cell Biology Pathology Human Genetics Ecology and Evolution Ben May UCCRC SCIEN T IFI C R EPO R T 20 0 9 * Reflects all Program membership during 2008-2009 Featured Faculty Research Summaries† Cell Signaling & Gene Regulation Investigators in the Cell Signaling and Gene Regulation Program use a global approach to improve the understanding of how genetic and cell signaling alterations contribute to the pathogenesis of cancer. Research themes reflect the scientific goals of the Program and are highlighted below. Theme: Mechanisms of Gene Regulation Marcus Peter, PhD Professor of The Ben May Department for Cancer Research For 17 years, the core interest of the Peter laboratory has been the regulation of apoptosis signaling in health and disease with emphasis on the function of the death receptor Fas. The discovery of the death inducing signaling complex (DISC) and the cloning of a number of key signaling molecules in apoptosis, such as caspase-8, c-FLIP, DEDD and DEDD2, was followed by the identification of the two signaling pathways of Fas that determine whether Fas induces apoptosis independently of mitochondria or with the help of mitochondrial amplification. About 6 years ago, the emphasis shifted towards nonapoptotic activities of Fas and its signaling components and their role in tumor progression. Fas mediated apoptosis was recognized to be just one of many activities of Fas. Persistent DNA damage foci in MCF-7 breast cancer cells 24 h after treatment with ionizing radiation and PARP inhibitor ABT-888, imaged by GFP-53BP1 chromatin binding domain reporter. (Image by E. Efimova, R. Weichselbaum, and S. Kron) Stimulation of Fas on apoptosis resistant cancer cells was shown to increase motility and invasiveness of tumor cells. These activities of Fas involve activation of the NF-kB and MAP kinase pathways. Interestingly, these activities were also dependent on the nature of the apoptosis signaling pathway utilized by Fas. Through these studies, the Peter lab became interested in the activity of micro(mi)RNAs, their role in tumor progression, and the interplay between miRNAs and Fas functions. Current specific interests of the lab include1) the role of miR-98, also known as let-7, and miR-200 in tumor progression; 2) the function of let-7 regulated oncofetal genes (LOGs); 3) the connection between miR-200, epithelial-mesenchymal transition (EMT) and cancer stem cells; and 4) the role of Fas and miRNAs in liver, ovarian and colon cancer. During the last year, the Peter lab has discovered two miRNAs as regulators of tumor progression. miRNAs are small noncoding RNAs that negatively regulate gene expression at a posttranscriptional level. The first miRNA family is let-7, which was found to be downregulated in tumor cells representing more advanced, less differentiated cancers. HMGA2 was identified as a number one target for let-7. Together with Dr. Ernst Lengyel, the group went on to demonstrate, for the first time, an inverse prognostic value of the ratio of let-7/HMGA2 expression in cancer. Ovarian cancer patients with a high ratio of let-7 to HMGA2 were found to have a much more favorable prognosis than patients with a low ratio. The second miRNA family that was linked to cancer progression is miR-200. miR-200 was found to be a highly significant marker of epithelial cancer cells and almost completely absent in advanced mesenchymal cancer cells. Not only was miR-200 an excellent marker for epithelial cells, it turned out to be a powerful regulator of EMT. Altering miR-200 levels in cancer cells causes a change in the epithelial nature of the cells. Both miRNA families hold great promise as general cancer therapeutics, since they both are dysregulated in various human cancers, and introducing them into cancer cells may reverse tumor progression. † Note: Due to space constraints, only a small representative sample of Program members is presented here. UCCRC SCIEN T IFI C R EPO R T 20 0 9 9 Theme: Molecular Mechanisms of Apoptosis, Cell Growth, and Cell Survival Kay Macleod, PhD Associate Professor of The Ben May Department for Cancer Research As solid tumors grow, they outstrip their ability to take up oxygen, glucose and other nutrients from the environment by diffusion. The deficit in oxygen (hypoxia) elicits pleiotropic effects in mammals, including increased glycolysis, angiogenesis, and erythropoiesis, all processes that maximize ATP generation and nutrient delivery, while also inhibiting processes such as cell cycle progression and protein translation that consume large amounts of ATP. The upregulation of glycolysis in particular results in acidification of the microenvironment, forcing adaptation to low pH such that, even when oxygen is restored, tumor cells continue to depend on glycolysis and, in Students and technicians working in one of the UCCRC’s dedicated research facilities, the Ellen and Melvin Gordon Center for Integrative Science. some cases, are critically dependent on metabolic enzymes for survival. This has been referred to as the “glycolytic switch” and may represent a novel “hallmark” of cancer that offers an opportunity to specifically target tumor cells, by blocking critical metabolic pathways. Another feature of tumor cells that are deprived of oxygen is the induction of autophagy, a survival process that is activated in response to starvation. Autophagy promotes turnover of cellular constituents to re-generate metabolites and ATP. Counter-intuitively, given its role in promoting cell survival, autophagy has been proposed to act as a tumor suppressor mechanism via its role in limiting damaging reactive oxygen species by promoting turnover of mitochondria, preventing DNA damage by maintaining nucleotide pools, and limiting necrosis and associated pro-tumorigenic inflammatory responses. Importantly, autophagy also induces cell cycle arrest, although the mechanism is not known. Work in the Macleod laboratory is focused on understanding the molecular basis by which hypoxia, oxidative stress and autophagy modulate tumor progression and metastasis. In recent years, the laboratory has focused on how cell survival is modulated in response to hypoxia and nutrient deprivation, and showed for the first time that hypoxic cells induce autophagy to promote survival and that this process is dependent on aspects of the function of BNIP3 and BNIP3L, both HIF-inducible target genes. The molecular mechanism by which BNIP3 and BNIP3L promote autophagy is a key focus of on-going work in the laboratory. Hypotheses being tested include a role in directly targeting mitochondria for degradation at the autophagosome to an indirect role in autophagy through effects on mitochondrial fission. Translational work has identified loss of BNIP3 activity as a potential biomarker for the progression of human breast cancer to invasiveness. Using mouse models of breast cancer to assess this and other aspects of autophagy in tumor suppression, the laboratory discovered that some tissues express BNIP3 constitutively (such as the heart, skeletal muscle and liver). Phenotypic analysis of BNip3 null mice has highlighted a role for BNip3 in mitochondrial integrity in normal adult hepatocytes and also a novel function for BNip3 in fatty acid metabolism in response to starvation. Continued analysis of the phenotype in these mice is aimed at explaining these observations at the molecular level. The Macleod laboratory is also examining a role for autophagy in modulating outgrowth of disseminated tumor cells. The presence of tumor cells in the blood and bone marrow of women presenting with early stage breast cancer, as well as circulating tumor cells in a significant number of women decades after their initial diagnosis and treatment, indicates that tumor cells can disseminate early but remain dormant for long periods of time. The mechanisms governing tumor cell dormancy in breast cancer are not understood, but the Macleod group proposes that single cell dormancy brought about by cell cycle arrest may be explained by the induction of autophagy as the tumor cell finds itself in an inhospitable environment to which it is not evolved for growth. The laboratory is exploring the mechanisms by which autophagy induces cell cycle arrest and further validating this work in mouse models. Finally, bringing together elements of tumor biology and metabolism, the laboratory is investigating the role of autophagy, mitochondrial integrity and metabolism in genetic prediposition to specific cancer types in human populations. 10 UCCRC SCIEN T IFI C R EPO R T 20 0 9 Marsha Rosner, PhD The Rosner laboratory focuses on the mechanism by which signals are transmitted within the cell to specify particular outputs leading to cell growth, differentiation or death. Dr. Rosner’s long-time focus has been on the regulation of the MAP kinase signaling cascade, an evolutionarily conserved kinase pathway that has been implicated in tumor cell progression, invasion and metastasis. Recent work from the laboratory has elucidated novel signaling cascades that regulate tumor Cell Signaling & Gene Regulation Professor of The Ben May Department for Cancer Research cell cycle progression and metastasis via mechanisms involving microRNAs. One aspect of Dr. Rosner’s work involves characterizing the mechanism by which Raf Kinase Inhibitory Protein (RKIP), functions as a suppressor of breast cancer metastasis. Tumor metastasis suppressors are inhibitors of metastatic progression and colonization and, as such, represent important markers for prognosis and potential effectors of therapeutic treatment. However, the mechanisms by which metastasis suppressors function are generally not understood. RKIP has been implicated as a suppressor of lung metastasis in a murine model using androgen-independent prostate tumor cells. A modulator of key regulatory pathways in mammalian cells, RKIP inhibits MAP kinase (MAPK) signaling by binding to Raf-1, preventing Raf-1 phosphorylation at activating sites. RKIP also suppresses NFkB activation, inhibits GRK2-mediated downregulation of G protein-coupled receptors, and potentiates the efficacy of chemotherapeutic agents. The Rosner laboratory has recently shown that RKIP ensures chromosomal integrity and genomic stability by preventing MAPK inhibition of Aurora B kinase and the spindle checkpoint. RKIP is missing or depleted in a number of cancers including prostate, breast, melanoma, hepatocellular, and colorectal, suggesting that it may function as a general metastasis suppressor for solid tumors. The Rosner laboratory has analyzed gene expression data from primary human breast tumors and determined that the RKIP signaling pathway is a prognostic marker for metastasis-free survival of breast cancer patients. Dr. Rosner’s recent studies have shown that RKIP suppresses invasion and metastasis by inhibiting the MAP kinase (MAPK) signaling pathway and inducing the microRNA let-7. MicroRNAs are noncoding RNAs of ~22 nucleotides that regulate key processes in growth and development and have been implicated as tumor oncogenes or suppressors in cancer. Let-7/miR-98 is an evolutionarily conserved microRNA family that has been implicated as a tumor suppressor of colon and lung cancer, and let-7 loss is associated with breast tumors as well as other less differentiated human cancer cells. Let-7 has also been shown to suppress breast cancer stem cell properties (self-replication and pluripotent differentiation to multiple cell types) as well as proliferation and breast tumor growth. Thus the microRNA let-7 is an important link between regulation of metastasis and regulation of embryonic and cancer stem cells. Although let-7 has been implicated as a suppressor of breast cancer metastasis, few of its downstream signaling targets are known. To determine which potential let-7 targets regulate metastatic progression upon loss of RKIP expression, The Rosner laboratory, in collaboration with Dr. Andy Minn, developed a new strategy based on gene set analysis of gene expression data from >1200 human breast tumors. The goal was to negatively correlate expression of putative let-7 targets with RKIP expression. A similar approach was used to identify bone metastasis signature (BMS) genes that might be regulated by RKIP. The Rosner laboratory identified a novel RKIP/let-7-regulated signaling cascade, involving transcription factors that regulate key BMS genes, and enabled the use of this cascade in predicting metastatic risk in patients. Dr. Rosner hopes to test these predictions in the clinic to determine their prognostic and therapeutic potential for both identifying patients most likely to suffer metastatic disease as well as to identify the most effective treatments. UCCRC SCIEN T IFI C R EPO R T 20 0 9 11 Theme: Cell Motility, Cell-Cell Adhesion, and Metastasis Andy Minn, MD, PhD Assistant Professor of Radiation and Cellular Oncology Metastasis is responsible for the vast majority of breast cancer-related deaths. At present, the best way to cure breast cancer is to remove the disease prior to metastasis. Occasionally, surgery and local radiation are not sufficient to cure the disease because of the microscopic spread of cancer to other organs. In this situation, chemotherapy is administered after surgery, but with limited success because a significant proportion of women with such disease manifests chemotherapy resistance and go on to develop clinically significant metastatic disease (stage IV) months or years later. Thus, the window of opportunity to cure breast cancer rapidly closes once the disease spreads. Attempts to re-open this window have been unsuccessful, leading to the prevailing wisdom that metastasis is incurable. A spontaneous intestinal tumor from ApcMin/+ mice stained with anti-beta-catenin antibody (green) and Hoechst dye (blue) to label the nuclei. In the normal intestinal mucosa (to the right of the image), beta-catenin is localized to the basolateral surface of the epithelial cells where it mediates cell-cell interactions via the adherens junction. In these tumors with loss of heterozygosity of the Apc tumor suppressor, beta-catenin accumulates in the cytoplasm and nuclei of the tumor cells (center of image) and regulates the transcription of tumor-associated target genes. (Image by K. Goss) For breast cancer, classical progression models share the theme that genes controlling metastasis and resistance are stochastically acquired through mutation. These models dictate that metastatic potential and resistance are cell-intrinsic and passed between cells, tumors, and disease sites, which has given rise to a common perception that cancer is uncontrollable once distant spread has occurred. In contrast to this reasoning, Dr. Minn’s laboratory hypothesizes the existence of metastases that are biologically limited in colonization, spread, and virulence and, therefore, represent what is called an oligometastatic state. His team envisions that oligometastases are more likely to be sensitive to therapy due to a mechanistic coupling between genes that drive metastasis and those that drive treatment resistance. The aims of Dr. Minn’s research are to characterize and mechanistically define genes and pathways that both mark and mediate metastasis and its resistance to treatment. Previous work in the laboratory identified a Lung Metastasis Gene Signature (LMS) that experimentally mediates and clinically predicts aggressive metastasis. Although the LMS accounts for a significant percentage of metastases among breast cancer patients that develop distant relapse, the majority of patients with LMS-expressing primary cancers do not metastasize. This suggests an additional level of regulation and complexity that may occur subsequent to successful distant colonization. To understand mechanisms of treatment resistance better, Dr. Minn’s laboratory is collaborating with Dr. Ralph Weichselbaum (Clinical and Experimental Therapeutics Program) to study a gene expression signature for DNA damage resistance, denoted the Interferon-Related DNA Damage Resistance Signature, or IRDS. Several key IRDS genes mediate experimental resistance to chemotherapy and radiation, and their known involvement in interferon responses suggest unanticipated but interesting biology. The team has recently shown that the IRDS is expressed in half of primary human cancers of various types and may account for the majority of breast cancer patients with resistance to chemotherapy and radiation. By focusing on the LMS and IRDS as two biologically and clinically relevant models for metastasis and treatment resistance, a major research goal of Dr. Minn’s laboratory is to explore the mechanistic underpinnings of why progression toward metastasis often goes hand-in-hand with progression toward treatment resistance. Consistent with this notion, the majority of LMSexpressing primary breast cancers also express the IRDS. Interestingly, the laboratory has discovered that tumor stroma may be critically involved in these processes. Efforts that leverage a systems biology approach to understand important heterotypic 12 UCCRC SCIEN T IFI C R EPO R T 20 0 9 interactions, paracrine factors, and intracellular signaling events that govern the biology of the each signature are currently of primary cancer, can result in a biologically-definable period whereby immature tumor-microenvironmental interactions limit metastatic colonization, spread, and resistance to therapy. If so, a subset of patients with metastasis may be amenable to aggressive and perhaps curative treatment. Carrie Rinker-Schaeffer, PhD Cell Signaling & Gene Regulation underway. Ultimately, an important goal is to determine whether early detection of metastasis, similar to early detection Associate Professor of Surgery Cancer metastasis is a complex, dynamic process that begins with dissemination of cells from the primary tumor and culminates in the formation of clinically detectable, overt metastases at one or more discontinuous secondary sites. The process of invasion has been well studied, but the last steps in metastasis, metastatic colonization, remain largely unknown. Identifying pathways that control metastatic colonization may be critical for successful clinical management of cancer in both the metastatic and adjuvant settings. While genetic mutations or epigenetic changes may be required for cells to separate and survive distant from the primary tumor, the environment within secondary tissues plays a substantial role in determining whether disseminated cells survive and proliferate. Work in the Rinker-Schaeffer laboratory is focused on a critical unanswered question: Why do the majority of disseminated cells, which should be fully malignant, fail to proliferate immediately at secondary sites, and how do these cells initiate growth and cause lethal disease? Over the past decade, the laboratory has created unique model systems and developed biochemical tools to address this question mechanistically. This work is laying the foundation for the translational goal of identifying targets for inhibiting metastatic colonization and prolonging disease-free and overall survival. There is considerable interest in controlling the growth of cancer cells at metastatic sites. Therapeutic leads may be discerned by determining why disseminated cancer cells, which have molecular alterations that alter their growth properties, often lodge at target organs and persist as undetectable, or dormant disease. Many laboratories have worked on this question in terms of angiogenesis, roles of oncogenes in conferring growth potential, or aspects of dormancy. The models used in these studies, however, did not enable the investigators to mechanistically interrogate effects on proliferation vs. apoptosis vs. quiescence in vivo. The Rinker-Schaeffer team chose to approach this problem from a different angle and use the unique tools they have developed over the past decade. The laboratory discovered that the stress-signaling kinase JNKK1/MKK4 can control an early step in metastatic colonization and extended symptom-free survival in preclinical models of prostate and ovarian cancers. Recent studies from the group support the hypothesis that activated JNKK1/MKK4 impairs proliferation of cells early in the course of metastatic colonization. It is remarkable that few, if any, studies have been conducted that specifically examine growth control of cells during metastatic colonization. The more intriguing question is how these cells ultimately bypass suppression and form overt metastases. Historically, fundamental tenets of metastasis biology dictate that acquisition of metastatic ability is the result of the “drive” of malignant cells towards growth. Thus it was predicted that bypass of suppression is simply the result of mutation-selection cycles which permanently inactivate JNKK1/MKK4 or members of its signaling cascade. Published data from the Rinker-Schaeffer laboratory challenge this paradigm and suggest that JNKK1-mediated suppression may be due to a reversible cell cycle arrest concomitant with changes in JNKK1/MKK4 activation status. An exciting opportunity now exists to re-examine important but scattered literature on population-dependent behaviors of metastatic cells which have heretofore been refractory to mechanistic study. Understanding how a population of suppressed cells can adapt to its environment and initiate growth is critical to the development of adjuvant therapies that can be used in conjunction with local therapy to delay the onset of metastases. Ongoing studies are aimed at understanding how activated JNKK1/MKK4 regulates proliferation of disseminated cells and the global mechanism(s) by which suppressed cells ultimately bypass suppression. UCCRC SCIEN T IFI C R EPO R T 20 0 9 13 Theme: Systems Biology and Genetic Evolution Relevant to Cancer Kevin White, PhD Professor of Human Genetics Dr. White’s laboratory uses a combination of genomics, computational, and genetic approaches to investigate large-scale networks of factors that control gene expression during development and disease. A major challenge in the “genomic era” of biology is to assemble the thousands of genes and proteins encoded within each genome into comprehensive subsets that specify particular developmental events or physiological processes. The laboratory is approaching this challenge using Drosophila melanogaster as a model and in the human genome directly. A recent Science publication confirms the laboratory’s successful strategy of using genomics and systems-level analysis of model organisms to identify factors that play crucial roles in human cancer. In this study, Dr. White’s team constructed a large-scale functional network model in D. melanogaster built around two key transcription factors involved in the process of embryonic segmentation. Analysis of the model allowed the identification of a new role for the ubiquitin E3 ligase complex factor SPOP. In Drosophila, the gene encoding SPOP is a target of segmentation transcription factors. Drosophila SPOP mediates degradation of the Jun kinase phosphatase Puckered, thereby inducing tumor necrosis factor (TNF)/Eiger-dependent apoptosis. In humans, the laboratory found that SPOP plays a conserved role in TNF-mediated JNK signaling and is highly expressed in 99% of clear cell renal cell carcinomas (RCCs). SPOP expression distinguished histological subtypes of RCC and facilitated identification of clear cell RCC as the primary tumor for metastatic lesions, indicating that SPOP is a highly sensitive and specific diagnostic biomarker. The development of personalized genomic treatments for human cancers is the long-term goal of Dr. White’s laboratory. A program was recently launched, called “The 100 Chicago Cancer Transcriptomes (100 CCT),” with the aim of sequencing entire expressed genome from human cancer samples. A unique aspect of the 100CCT project is that genomic researchers work closely with physicians who routinely treat patients. The goal is to accelerate the translation of genomic discoveries into useful diagnostic tools and therapeutic strategies. The laboratory employs the “next generation” sequencing Solexa platform to produce “paired end” sequences in order to completely re-sequence transcript populations in a variety of human cancers, such as t-AML, breast, prostate, ovarian, brain, head and neck, and lung carcinomas. For example, the laboratory is collaborating with Dr. Funmi Olopade (Cancer Risk and Prevention Program) to conduct a comprehensive transcriptome profiling of breast cancer subtypes in African-American and European American populations. The aims of this research are to 1) perform molecular characterization of the mutational and gene expression landscape in basal-like and luminal breast carcinomas; and 2) conduct bioinformatic analysis to identify mutations and gene fusion candidates specific for these subtypes and unique to African Americans and Europeans. Using an advanced bioinformatic approach developed in his laboratory, Dr. White’s team recently discovered a new fusion gene in breast cancer cells that they are further screening to determine whether it is a recurring abnormality. Dr. White’s laboratory also studies the mechanism of Retinoic acid (RA) action in breast cancer prevention and treatment. To define the genetic network regulated by retinoic acid receptors (RARs), Dr. White’s team recently identified RAR genomic targets, using chromatin immunoprecipitation and expression analysis, and found that RAR binding throughout the genome is highly co-incident with estrogen receptor α (ERα) binding, resulting in a widespread crosstalk of RA and estrogen signaling to antagonistically regulate breast cancer-associated genes. ERα and RAR binding sites appear to be co-evolved on a large scale throughout the human genome, often resulting in competitive binding activity at nearby or overlapping cis-regulatory elements. The highly coordinated intersection between these critical nuclear hormone receptor signaling pathways provide a global mechanism for balancing gene expression output via local regulatory interactions dispersed throughout the genome. 14 UCCRC SCIEN T IFI C R EPO R T 20 0 9 Suzanne Conzen, MD The overall goal of the Conzen laboratory is to identify genetic and molecular mechanisms of mammalian stress signaling that contribute to both normal human physiology and disease. It has been long hypothesized from epidemiological and clinical studies that a biological connection between human stress physiology and disease susceptibility exists, but the mechanisms connecting these complex processes are poorly understood at the molecular genetics level. Glucocorticoids, Cell Signaling & Gene Regulation Associate Professor of Medicine a major hormone mediator of the stress response, provide an excellent model for studying a fundamental component of stress circuitry. In 2000, the Conzen laboratory identified glucocorticoid receptor (GR)-initiated signaling as a novel signaling mechanism that inhibits epithelial cell apoptosis in response to stress. Previously, glucocorticoid signaling had been predominantly associated with inducing lymphocyte death (i.e., anti-inflammatory signaling) and with homeostatic energy adjustment. Using systems analysis of GR-mediated gene expression and analysis of GR-regulated transcription factor binding regions, the group’s observations have revealed novel pathways connecting the physiological stress response (GR activation) with mechanisms of epithelial cell survival. Currently, the Conzen laboratory is using a variety of experimental approaches, including systems and traditional molecular biology applied to both cell culture and mouse models, to uncover fundamental pathways of glucocorticoid-mediated cell signaling that are relevant to human epithelial cell cancers. To understand the overall gene expression network downstream of GR signaling in both pre-malignant breast epithelial and breast cancer cells, the Conzen group has performed time-course global gene expression analyses following GR activation and identified at least two major pathways that regulate GR-mediated gene expression and cell survival in these cells. Interestingly, these pathways link glucocorticoid signaling to modulation of both the PI3-K and MAPK signaling pathways. Secondly, with Drs. Diane Yamada and Gini Fleming (Clinical and Experimental Therpauetics Program), the laboratory has demonstrated that two key GR target genes [serum and glucocorticoid-inducible kinase1 (SGK1) and MAP kinase phosphatase-1 (MKP1)] are indeed upregulated in human ovarian epithelium following the administration of synthetic glucocorticoids to patients. Thirdly, the laboratory performed GR chromatin immunoprecipitation-Chip (ChIP-chip) in breast epithelial cells exposed to physiological stress concentrations of glucocorticoid and, in collaboration with Dr. Anna Di Rienzo (Cancer Risk and Prevention Program), identified glucocorticoid-dependent GR binding regions in the regulatory regions of GR target genes with a strong signature of selective pressure and population-specific genetic variation. Such variation in GR target gene regulatory regions could lead to a better understanding of differences in individual responses to both environmental stressors and pharmacological glucocorticoid administration. Finally, the laboratory, in collaboration with Dr. Martha McClintock (Cancer Risk and Prevention Program), is using established mouse models of breast cancer in a transdisciplinary study to determine how chronic social stress (e.g., social isolation) affects behavior, hormonal axes, and mammary cancer susceptibility. A component of this study is to analyze time course gene expression in the mammary glands using pathway analysis tools. Comparison of gene networks from mammary glands of young female mice subjected to chronic social isolation from weaning (versus group living) has revealed significant differences in inflammatory and metabolic pathways. Unexpectedly, these mammary gland gene expression differences occur most prominently in the mammary glands prior to the development of invasive mammary gland carcinomas. Together with studies performed at the cellular and tissue levels, these pathways may identify novel targets for breast cancer prevention. UCCRC SCIEN T IFI C R EPO R T 20 0 9 15 Theme: Developmental Biology Ilaria Rebay, PhD Associate Professor of The Ben May Department for Cancer Research The long-term goal of the Rebay laboratory is to understand how cells generate, integrate, and respond to dynamic informational cues. To address this broad question, the laboratory uses Drosophila, and in particular the fly eye, as a powerful model system in which to study cross-talk between signal transduction pathways and tissue specific transcriptional networks. Because the signaling mechanisms studied have been highly conserved in evolution, investigation of the molecular circuitries used in Drosophila can advance the understanding of how cell fates are designated and maintained in all animals, and why misregulation results in cancer and disease in humans. Current research focuses on elucidating the function and regulation of two independent but interconnected nuclear circuitries operating downstream of the receptor tyrosine kinase (RTK) pathway. Protein uptake in Tetrahymena thermophilia, a ciliated protozoan, via labeling with a GFP-tagged protein. (Image by A. Turkewitz) First, the Rebay laboratory is studying the function and regulation of Yan, a conserved ETS family transcriptional repressor and RTK pathway antagonist. Reflecting critical roles in regulating cell proliferation, differentiation, and survival during normal development, misregulated ETS protein activity contributes via a variety of mechanisms to the initiation and progression of many human cancers. For example, translocations involving the human counterpart of Drosophila Yan, referred to as Tel1, are among the most frequent chromosomal aberrations associated with leukemia. Both Tel1 and Yan self-associate via an N-terminal protein-protein interaction domain called the Sterile Alpha Motif (SAM). In vitro, the isolated SAM can form homooligomers, leading to the hypothesis that polymerization might contribute to the mechanism of Tel1/Yan-mediated transcriptional repression. Intriguingly, in-frame fusions of the Tel1 SAM to an assortment of tyrosine kinases and transcription factors are detected in the above mentioned leukemic translocations, suggesting that SAM-mediated self-association also contributes to oncogenesis. Thus, the specific aim of this project is to elucidate how SAM-mediated self-association regulates normal Tel1/Yan-mediated repression of transcriptional target genes during development. In the long-term, this knowledge may facilitate the design of specific molecular interventions to block the oncogenic properties of Tel1-SAM leukemic fusion proteins. The goal of the laboratory’s second project is to investigate the molecular mechanisms whereby a group of evolutionarily conserved transcription factors, collectively termed the Retinal Determination (RD) gene network, interface with multiple signaling pathways to direct eye specification and development. The research centers on a gene called Eyes absent (Eya), which the laboratory identified as a node of cross-talk between the RD network and the Epidermal Growth Factor RTK signaling pathway. The Rebay group discovered that in addition to its role as a transcription factor, Eya functions as a protein tyrosine phosphatase. Both functions are required for Drosophila eye development, and perturbation of either activity leads to developmental abnormalities in mammals. RD genes, either individually or as a network, also regulate proliferation and cell fate specification in a diverse array of developmental contexts in all metazoans, and consequently both increased expression and loss of gene function results in developmental perturbation and disease. For example, reduced Eya function results in ear, eye, kidney, heart and cranial-facial defects, whereas upregulation of Eya proteins appears to correlate with poor clinical outcome in patients with epithelial ovarian cancer. Thus, a primary aim of this work is to elucidate the specific developmental contexts and signaling pathways in which Eya participates, and how its dual functions are coordinated and coregulated. 16 UCCRC SCIEN T IFI C R EPO R T 20 0 9 Most recently, the laboratory discovered that subcellular partitioning of Eya protein between nucleus and cytoplasm is interactions between Eya and the Abelson (Abl) tyrosine kinase were found to be critical for photoreceptor axon guidance in the Drosophila visual system, and that mechanistically, Abl-mediated phosphorylation of Eya provides a critical cytoplasmic retention signal that presumably recruits Eya phosphatase activity to relevant signaling complexes. Abl is well-known as a potent oncogene, and its normal role in regulating actin cytoskeleton dynamics suggests that further investigation of Eya-Abl Cell Signaling & Gene Regulation critical for normal eye development and that phosphatase function is predominantly required in the cytosol. Cooperative interactions may provide new insight into the signaling networks regulating cell adhesion, motility, and invasiveness. Geoffrey Greene, PhD Professor of The Ben May Department for Cancer Research The overall goal of research in Dr. Greene’s laboratory is to elucidate the molecular mechanisms by which female steroid hormones regulate development, differentiation, cellular proliferation and survival in hormone responsive tissues and cancers, especially breast cancer. Estrogens modulate the expression of diverse regulatory proteins and growth factors via one or both of two estrogen receptor subtypes (ERα and ERβ). The Greene laboratory is actively studying multiple aspects of ER action, using a combination of in vitro, cell-based, and animal models. Current areas of focus include: 1) Defining the molecular/structural mechanisms by which selective estrogen receptor modulators (SERMs) elicit tissue-selective agonist or antagonist responses via one or both ER subtypes; 2) identifying novel ER subtype-selective SERMs via a combination of structure-based drug design and de novo drug discovery; 3) characterizing a mouse knock-in model in which a mutated ERα does not recognize endogenous estrogens, but will respond to exogenous synthetic ligands; 4) identifying the relative contributions and mechanisms of transcriptional versus rapid, nongenomic ERα actions in estrogen target tissues; 5) developing targeted nanoparticles for imaging and therapeutic applications, especially in breast/prostate cancers; 6) genome-wide mapping and characterization of ERα/β target genes (ER transcriptome); and 7) identification and characterization of protein components of the ER interactome. All of these projects have direct relevance and application to breast and uterine cancer genesis, progression, treatment and prevention, as well as to the development of compounds that can be used for hormone replacement therapy in postmenopausal women. The laboratory recently generated an estrogen non-responsive estrogen receptor knock-in (ENERKI) mouse model to study the role of ERα during endocrine and neuroendocrine development and mammary tumor genesis. The mutant ERα (G525L) that was introduced by gene replacement into these mice does not recognize endogenous estrogen but does recognize exogenous synthetic estrogen agonists and antagonists, such as diethylstilbestrol (DES), propyl pyrazole triol (PPT) and 4-hydroxytamoxifen (OHT). Mutant ERα can be turned on or off simply by giving mice DES or PPT, both potent estrogens. ERα signaling pathways that do not require ligand remain intact, allowing them to study these pathways as well. Female ENERKI mice had hypoplastic uterine tissues and rudimentary mammary gland ductal trees. Females were infertile due to anovulation, and their ovaries contained hemorrhagic cystic follicles because of chronically elevated levels of LH. The ENERKI phenotype confirmed that ligand-induced activation of ERα is crucial in the female reproductive tract and mammary gland development. Growth factor treatments induced uterine epithelial proliferation in ovariectomized ENERKI females, directly demonstrating that ERα ligand-independent pathways were active. PPT treatments initiated at puberty stimulated ENERKI uterine development, whereas neonatal treatments were needed to restore mammary gland ductal elongation, indicating that neonatal ligand-induced ERα activation may prime mammary ducts to become more responsive to estrogens in adult tissues. This mouse is a useful model for in vivo evaluation of ligand-induced ERα pathways and temporal patterns of response. Interestingly, DES did not stimulate an ENERKI uterotrophic response, possibly due to the upregulation of ERβ in ENERKI mice, which is exerting an antiproliferative function in the uterus. It remains to be determined if the mammary gland is similarly affected by DES treatment. ENERKI mice will be crossed with several mouse models that develop spontaneous mammary tumors to better understand the role of endogenous estrogen and ERα in mammary cancer genesis and progression. This model should also prove useful for studying the estrogen-mediated development and homoeostasis of the reproductive tract, bone, cardiovasculature and central nervous system. UCCRC SCIEN T IFI C R EPO R T 20 0 9 17 Additional Program Highlights* Research •• The initial steps of ovarian cancer cell metastasis are mediated by MMP-2 cleavage of vitronectin and fibronectin. Ernst Lengyel, MD, PhD is searching for new methods to control the metastatic spread of ovarian cancer. Since one of the first steps in the spread of this cancer is the attachment of ovarian cancer cells to the peritoneal and omental surfaces, identifying factors that regulate cell attachment in the abdominal cavity is critical to the development of therapeutic agents that prevent metastases. Dr. Lengyel and his colleagues discovered that MMP-2 expression affects the metastatic spread of ovarian cancer cells in a three dimensional tumor/stromal co-culture model. These findings could help us to not only determine how to control cancer, but also how to inhibit its ability to spread to other organs (Kenny et al. J Clin Invest 118:1367-1379, 2008). •• The miR-200 Family Determines the Epithelial Phenotype of Dr. Ravi Salgia Cancer Cells by Targeting the E-Cadherin Repressors ZEB1 and ZEB2 (intraprogrammatic). In a collaborative project, Marcus Peter, PhD and Dr. Lengyel examined whether cancer progression shares similar processes with those that occur during embryonic development. The team evaluated the expression of 207 microRNAs (miRNA) in the 60 cell lines of the drug screening panel maintained by the National Cancer Institute. They discovered and confirmed, in primary ovarian cancer specimens, that the miR-200 miRNA family is a powerful marker for grouping of primary cancers, consequently showing that a single key master regulating gene can control cell phenotype (Park et al. Genes Dev 22:894-907, 2008). •• NFkappaB Selectivity of Estrogen Receptor Ligands is Revealed by Comparative Crystallographic Analyses. Geoffrey Greene, PhD and his colleagues showed that protein folding problems that are common to steroid hormone receptors are circumvented by mutations that stabilize well-characterized conformations of the receptor. The approach used in this study presents the structure of an unliganded steroid receptor, which reveals a ligand-accessible channel that allows the soaking of pre-formed crystals. The ability to crystallize many receptor-ligand complexes with distinct pharmacophores helps to define structural features of signaling specificity that would not be apparent in a single structure. This research exemplifies how the work of Program 1 members continues to push the boundaries of understanding activation of transcription factors that are highly relevant to cancer (Nettles et al. Nat Chem Biol 4:241-247, 2008). 18 UCCRC SCIEN T IFI C R EPO R T 20 0 9 * Due to space constraints, only a small representative sample of Program highlights is presented here. Selected New Funding paxillin in non-small cell lung cancer (NSCLC), which will help uncover novel mechanisms for transformation, metastasis and, ultimately, therapy for lung cancer. •• Andy Minn, MD, PhD and his colleagues are the recipients of the Department of Defense Era of Hope Scholar Award to Cell Signaling & Gene Regulation •• The National Cancer Institute awarded Ravi Salgia, MD, PhD and his colleagues an R01 grant to determine the role of study how induction of the interferon-related gene signatures for DNA damage resistance by stroma increases treatment resistance, and how the stroma regulates the lung metastasis signature genes and other metastasis genes. •• Kevin White, PhD is the primary investigator in a program project (P50) funded by the National Institutes of Health to create a Center for Systems Biology in an initiative to promote interdisciplinary scientific investigation and education in Chicago. The focus of this Center’s program is on developing a robust transcriptional network in physiological, developmental, and evolutionary time scales. The goal is being achieved through collaborations among experts in genomics, developmental biology, evolutionary biology, stress and physiology, network modeling, high performance and grid computing, chemistry, and physics. •• Shohei Koide, PhD has been awarded R21 funding from the National Institutes of Health/National Institute for Drug Abuse to develop an innovative and powerful technology platform for facile production of high-performance reagents. This new technology will help to fill a major void in current epigenetic research, making it feasible to establish a standard set of epigenetic capture reagents that can be widely be disseminated to the medical community. New Faculty Recruitments and UCCRC Members Rex Haydon, MD, PhD specializes in the surgical care of bone and soft tissue tumors and aims to understand the underlying causes of musculoskeletal neoplasms in order to develop novel and innovative treatments. Dr. Haydon focuses his research on signaling pathways involved in sarcoma development and on the elucidation of blocks to differentiation that occur in osteosarcoma. Yu-Ying He, PhD’s research interests are in the molecular mechanisms of skin carcinogenesis induced by the environment and the development of chemopreventive and therapeutic strategies to reduce the skin cancer burden. Dr. He’s current research projects focus on understanding the fundamental mechanisms of cell proliferation, survival, transformation, and inflammation in the skin caused by ultraviolet radiation and other factors. Kathleen Goss, PhD is leading a research program that is aimed at understanding the APC/beta-catenin pathway in development and tumorigenesis in order to facilitate the design of novel therapeutic approaches to target this pathway in cancer. Ivan Moskowitz, MD, PhD studies the molecular basis of cardiac morphogenesis and Congenital Heart Disease. Dr. Moskowitz aims to identify and understand the genes involved in cardiac morphogenesis using forward and reverse genetic approaches in mouse models. Recent work has focused on early aspects of cardiac valve development. Jalees Rehman, MD conducts cardiovascular research on the biology of regenerative stem and progenitor cells. His research focuses on cancer stem cell differentiation and cell signaling. Dr. Rehman is also interested in determining the differences in cell death and metabolism between mature and regenerative cells, and aims to understand how regenerative cell transplantation can improve cardiovascular function in patients. Yingming Zhao, PhD’s research aims to develop mass spectrometry and bioinformatic tools to understand the function of post-translational modification (PTM) pathways which play critical roles in disease development. Dr. Zhao combines the use of proteomic technologies with biochemical and molecular techniques to understand PTM networks further beyond that provided by conventional techniques. UCCRC SCIEN T IFI C R EPO R T 20 0 9 19 Selected Publications Luca F, Kashyap S, Southard C, Zou M, Witonsky D, Di Rienzo A, Conzen SD. Adaptive variation regulates the expression of the human SGK1 gene in response to stress. PLoS Genet 5(5):e1000489, 2009. # : Interprogrammatic Collaboration Du, Wei PhD Alexander, Kenneth MD, PhD Deb DK, Tanaka-Matakatsu M, Jones L, Richardson HE, Du W. Wingless signaling directly regulates cyclin E expression in proliferating embryonic PNS precursor cells. Mech Dev 125(9-10):857-64, 2008. * : Intraprogrammatic Collaboration Ishibashi KL, Koopmans J, Curlin FA, Alexander KA, Ross LF. Paediatricians’ attitudes and practices towards HPV vaccination. Acta Paediatr 97(11):1550-6, 2008. Ishibashi KL, Koopmans J, Curlin FA, Alexander KA, Ross LF. Pediatricians are more supportive of the human papillomavirus vaccine than the general public. South Med J 101(12):1216-21, 2008. Beyer, Eric MD, PhD Kyle JW, Minogue PJ, Thomas BC, Domowicz DA, Berthoud VM, Hanck DA, Beyer EC. An intact connexin N-terminus is required for function but not gap junction formation. J Cell Sci 121(Pt 16):2744-50, 2008. Lichtenstein A, Gaietta GM, Deerinck TJ, Crum J, Sosinsky GE, Beyer EC, Berthoud VM. The cytoplasmic accumulations of the cataract-associated mutant, Connexin50P88S, are long-lived and form in the endoplasmic reticulum. Exp Eye Res 88(3):600-9, 2009. Chmura, Steven MD, PhD # Salama JK, Chmura SJ, Mehta N, Yenice KM, Stadler WM, Vokes EE, Haraf DJ, Hellman S, Weichselbaum RR. An initial report of a radiation doseescalation trial in patients with one to five sites of metastatic disease. Clin Cancer Res 14(16):5255-9, 2008. # Al-Hallaq HA, Mell LK, Bradley JA, Chen LF, Ali AN, Weichselbaum RR, Newstead GM, Chmura SJ. Magnetic resonance imaging identifies multifocal and multicentric disease in breast cancer patients who are eligible for partial breast irradiation. Cancer 113(9):2408-14, 2008. # Mell LK, Schomas DA, Salama JK, Devisetty K, Aydogan B, Miller RC, Jani AB, Kindler HL, Mundt AJ, Roeske JC, Chmura SJ. Association between bone marrow dosimetric parameters and acute hematologic toxicity in anal cancer patients treated with concurrent chemotherapy and intensity-modulated radiotherapy. Int J Radiat Oncol Biol Phys 70(5):1431-7, 2008. # Cao J, Roeske JC, Chmura SJ, Salama JK, Shoushtari AN, Boyer AL, Martel MK. Calculation and prediction of the effect of respiratory motion on whole breast radiation therapy dose distributions. Med Dosim 34(2):126-32, 2009. # Altman MB, Vesper BJ, Smith BD, Stinauer MA, Pelizzari CA, Aydogan B, Reft CS, Radosevich JA, Chmura SJ, Roeske JC. Characterization of a novel phantom for three-dimensional in vitro cell experiments. Phys Med Biol 54(5):N75-82, 2009. Conzen, Suzanne MD # Jansen SA, Conzen SD, Fan X, Krausz T, Zamora M, Foxley S, River J, Newstead GM, Karczmar GS. Detection of in situ mammary cancer in a transgenic mouse model: in vitro and in vivo MRI studies demonstrate histopathologic correlation. Phys Med Biol 53(19):5481-93, 2008. Belova L, Brickley DR, Ky B, Sharma SK, Conzen SD. Hsp90 regulates the phosphorylation and activity of serum- and glucocorticoid-regulated kinase-1. J Biol Chem 283(27):18821-31, 2008. # Belova L, Delgado B, Kocherginsky M, Melhem A, Olopade OI, Conzen SD. Glucocorticoid receptor expression in breast cancer associates with older patient age. Breast Cancer Res Treat 116(3):441-7, 2009. Conzen SD. Minireview: nuclear receptors and breast cancer. Mol Endocrinol 22(10):2215-28, 2008. Pew T, Zou M, Brickley DR, Conzen SD. Glucocorticoid (GC)-mediated downregulation of urokinase plasminogen activator expression via the serum and GC regulated kinase-1/forkhead box O3a pathway. Endocrinology 149(5):263745, 2008. # Melhem A, Yamada SD, Fleming GF, Delgado B, Brickley DR, Wu W, Kocherginsky M, Conzen SD. Administration of Glucocorticoids to Ovarian Cancer Patients Is Associated with Expression of the Anti-apoptotic Genes SGK1 and MKP1/DUSP1 in Ovarian Tissues. Clin Cancer Res 15(9):3196-204, 2009. 20 UCCRC SCIEN T IFI C R EPO R T 20 0 9 * # Luo X, Wang CZ, Chen J, Song WX, Luo J, Tang N, He BC, Kang Q, Wang Y, Du W, He TC, Yuan CS. Characterization of gene expression regulated by American ginseng and ginsenoside Rg3 in human colorectal cancer cells. Int J Oncol 32(5):975-83, 2008. Sukhanova MJ, Du W. Control of cell cycle entry and exiting from the second mitotic wave in the Drosophila developing eye. BMC Dev Biol 8:7, 2008. * # Wang CZ, Aung HH, Zhang B, Sun S, Li XL, He H, Xie JT, He TC, Du W, Yuan CS. Chemopreventive effects of heat-processed Panax quinquefolius root on human breast cancer cells. Anticancer Res 28(5A):2545-51, 2008. * # Wang CZ, Xie JT, Fishbein A, Aung HH, He H, Mehendale SR, He TC, Du W, Yuan CS. Antiproliferative effects of different plant parts of Panax notoginseng on SW480 human colorectal cancer cells. Phytother Res 23(1):613, 2009. Tanaka-Matakatsu M, Xu J, Cheng L, Du W. Regulation of apoptosis of rbf mutant cells during Drosophila development. Dev Biol 326(2):347-56, 2009. Dulin, Nickolai PhD # Yau DM, Sethakorn N, Taurin S, Kregel S, Sandbo N, Camoretti-Mercado B, Sperling AI, Dulin NO. Regulation of Smad-mediated gene transcription by RGS3. Mol Pharmacol 73(5):1356-61, 2008. Kwon IK, Schoenlein PV, Delk J, Liu K, Thangaraju M, Dulin NO, Ganapathy V, Berger FG, Browning DD. Expression of cyclic guanosine monophosphatedependent protein kinase in metastatic colon carcinoma cells blocks tumor angiogenesis. Cancer 112(7):1462-70, 2008. Sandbo N, Kregel S, Taurin S, Bhorade S, Dulin NO. Critical Role of Serum Response Factor in Pulmonary Myofibroblast Differentiation Induced by TGF-β. Am J Respir Cell Mol Biol, 2009. Ferguson, Edwin PhD Yu H, Seah A, Herman MA, Ferguson EL, Horvitz HR, Sternberg PW. Wnt and EGF pathways act together to induce C. elegans male hook development. Dev Biol 327(2):419-32, 2009. Goss, Kathleen PhD Prosperi JR, Becher KR, Willson TA, Collins MH, Witte DP, Goss KH. The APC tumor suppressor is required for epithelial integrity in the mouse mammary gland. J Cell Physiol 220(2):319-31, 2009. Greene, Geoffrey PhD Leong H, Mathur PS, Greene GL. Green tea catechins inhibit angiogenesis through suppression of STAT3 activation. Breast Cancer Res Treat, 2008. O’Neill EE, Blewett AR, Loria PM, Greene GL. Modulation of alphaCaMKII signaling by rapid ERalpha action. Brain Res 1222:1-17, 2008. Nettles KW, Bruning JB, Gil G, Nowak J, Sharma SK, Hahm JB, Kulp K, Hochberg RB, Zhou H, Katzenellenbogen JA, Katzenellenbogen BS, Kim Y, Joachmiak A, Greene GL. NFkappaB selectivity of estrogen receptor ligands revealed by comparative crystallographic analyses. Nat Chem Biol 4(4):241-7, 2008. Sinkevicius KW, Burdette JE, Woloszyn K, Hewitt SC, Hamilton K, Sugg SL, Temple KA, Wondisford FE, Korach KS, Woodruff TK, Greene GL. An estrogen receptor-alpha knock-in mutation provides evidence of ligand-independent signaling and allows modulation of ligand-induced pathways in vivo. Endocrinology 149(6):2970-9, 2008. Nettles KW, Gil G, Nowak J, Metivier R, Sharma VB, Greene GL. CBP Is a dosage-dependent regulator of nuclear factor-kappaB suppression by the estrogen receptor. Mol Endocrinol 22(2):263-72, 2008. Sinkevicius KW, Laine M, Lotan TL, Woloszyn K, Richburg JH, Greene GL. Estrogen-dependent and -independent estrogen receptor-alpha signaling separately regulate male fertility. Endocrinology 150(6):2898-905, 2009. Haydon, Rex MD, PhD * Su Y, Luo X, He BC, Wang Y, Chen L, Zuo GW, Liu B, Bi Y, Huang J, Zhu GH, He Y, Kang Q, Luo J, Shen J, Chen J, Jin X, Haydon RC, He TC, Luu HH. Establishment and characterization of a new highly metastatic human osteosarcoma cell line. Clin Exp Metastasis, 2009. He, Tong-Chuan MD, PhD * # Luo X, Wang CZ, Chen J, Song WX, Luo J, Tang N, He BC, Kang Q, Wang Y, Du W, He TC, Yuan CS. Characterization of gene expression regulated by American ginseng and ginsenoside Rg3 in human colorectal cancer cells. Int J Oncol 32(5):975-83, 2008. * # Sharff KA, Song WX, Luo X, Tang N, Luo J, Chen J, Bi Y, He BC, Huang J, Li X, Jiang W, Zhu GH, Su Y, He Y, Shen J, Wang Y, Chen L, Zuo GW, Liu B, Pan X, Reid RR, Luu HH, Haydon RC, He TC. Hey1 basic helix-loop-helix (bHLH) protein plays an important role in mediating BMP9 induced osteogenic differentiation of mesenchymal progenitor cells. J Biol Chem 284(1):649-59, 2009. * # Luo X, Chen J, Song WX, Tang N, Luo J, Deng ZL, Sharff KA, He G, Bi Y, He BC, Bennett E, Huang J, Kang Q, Jiang W, Su Y, Zhu GH, Yin H, He Y, Wang Y, Souris JS, Chen L, Zuo GW, Montag AG, Reid RR, Haydon RC, Luu HH, He TC. Osteogenic BMPs promote tumor growth of human osteosarcomas that harbor differentiation defects. Lab Invest 88(12):1264-77, 2008. * Luo X, Sharff KA, Chen J, He TC, Luu HH. S100A6 expression and function in human osteosarcoma. Clin Orthop Relat Res 466(9):2060-70, 2008. He YY, Council SE, Feng L, Chignell CF. UVA-induced cell cycle progression is mediated by a disintegrin and metalloprotease/epidermal growth factor receptor/AKT/Cyclin D1 pathways in keratinocytes. Cancer Res 68(10):3752-8, 2008. Ming M, He YY. PTEN: New Insights into Its Regulation and Function in Skin Cancer. J Invest Dermatol, 2009. * Su Y, Luo X, He BC, Wang Y, Chen L, Zuo GW, Liu B, Bi Y, Huang J, Zhu GH, He Y, Kang Q, Luo J, Shen J, Chen J, Jin X, Haydon RC, He TC, Luu HH. Establishment and characterization of a new highly metastatic human osteosarcoma cell line. Clin Exp Metastasis, 2009. * Kang Q, Song WX, Luo Q, Tang N, Luo J, Luo X, Chen J, Bi Y, He BC, Park JK, Jiang W, Tang Y, Huang J, Su Y, Zhu GH, He Y, Yin H, Hu Z, Wang Y, Chen L, Zuo GW, Pan X, Shen J, Vokes T, Reid RR, Haydon RC, Luu HH, He TC. A Comprehensive Analysis of the Dual Roles of BMPs in Regulating Adipogenic and Osteogenic Differentiation of Mesenchymal Progenitor Cells. Stem Cells Dev 18(4):545-59, 2009. Imamoto, Akira PhD * Zeng L, Imamoto A, Rosner MR. Raf kinase inhibitory protein (RKIP): a physiological regulator and future therapeutic target. Expert Opin Ther Targets 12(10):1275-87, 2008. Ye JD, Tereshko V, Frederiksen JK, Koide A, Fellouse FA, Sidhu SS, Koide S, Kossiakoff AA, Piccirilli JA. Synthetic antibodies for specific recognition and crystallization of structured RNA. Proc Natl Acad Sci U S A 105(1):82-7, 2008. Huang J, Koide A, Makabe K, Koide S. Design of protein function leaps by directed domain interface evolution. Proc Natl Acad Sci U S A 105(18):6578-83, 2008. Tereshko V, Uysal S, Koide A, Margalef K, Koide S, Kossiakoff AA. Toward chaperone-assisted crystallography: protein engineering enhancement of crystal packing and X-ray phasing capabilities of a camelid single-domain antibody (VHH) scaffold. Protein Sci 17(7):117587, 2008. * Granovsky AE, Clark MC, McElheny D, Heil G, Hong J, Liu X, Kim Y, Joachimiak G, Joachimiak A, Koide S, Rosner MR. Raf kinase inhibitory protein function is regulated via a flexible pocket and novel phosphorylation-dependent mechanism. Mol Cell Biol 29(5):1306-20, 2009. Uysal S, Vasquez V, Tereshko V, Esaki K, Fellouse FA, Sidhu SS, Koide S, Perozo E, Kossiakoff A. Crystal structure of full-length KcsA in its closed conformation. Proc Natl Acad Sci U S A 106(16):6644-9, 2009. Kron, Stephen MD, PhD Ulanovskaya OA, Janjic J, Suzuki M, Sabharwal SS, Schumacker PT, Kron SJ, Kozmin SA. Synthesis enables identification of the cellular target of leucascandrolide A and neopeltolide. Nat Chem Biol 4(7):418-24, 2008. Kristjansdottir K, Wolfgeher D, Lucius N, Angulo DS, Kron SJ. 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Clin Cancer Res 14(12):3896-905, 2008. # Rudin CM, Salgia R, Wang X, Hodgson LD, Masters GA, Green M, Vokes EE. Randomized phase II Study of carboplatin and etoposide with or without the bcl-2 antisense oligonucleotide oblimersen for extensive-stage small-cell lung cancer: CALGB 30103. J Clin Oncol 26(6):870-6, 2008. # Seiwert TY, Jagadeeswaran R, Faoro L, Janamanchi V, Nallasura V, El Dinali M, Yala S, Kanteti R, Cohen EE, Lingen MW, Martin L, Krishnaswamy S, Klein-Szanto A, Christensen JG, Vokes EE, Salgia R. The MET receptor tyrosine kinase is a potential novel therapeutic target for head and neck squamous cell carcinoma. Cancer Res 69(7):3021-31, 2009. 24 UCCRC SCIEN T IFI C R EPO R T 20 0 9 Strickland D, Moffat K, Sosnick TR. Light-activated DNA binding in a designed allosteric protein. Proc Natl Acad Sci U S A 105(31):10709-14, 2008. Tang, Wei-Jen PhD * Yfanti C, Mengele K, Gkazepis A, Weirich G, Giersig C, Kuo WL, Tang WJ, Rosner M, Schmitt M. Expression of metalloprotease insulin-degrading enzyme insulysin in normal and malignant human tissues. Int J Mol Med 22(4):421-31, 2008. * Weirich G, Mengele K, Yfanti C, Gkazepis A, Hellmann D, Welk A, Giersig C, Kuo WL, Rosner MR, Tang WJ, Schmitt M. Immunohistochemical evidence for ubiquitous distribution of the metalloendoprotease insulin-degrading enzyme (IDE, insulysin) in human non-malignant tissues and tumor cell lines. Biol Chem 389(11):1441-5, 2008. Malito E, Ralat LA, Manolopoulou M, Tsay JL, Wadlington NL, Tang WJ. Molecular Bases for the Recognition of Short Peptide Substrates and CysteineDirected Modifications of Human Insulin-Degrading Enzyme. Biochemistry 47(48):12822-34, 2008. Guo Q, Jureller JE, Warren JT, Solomaha E, Florian J, Tang WJ. Protein-protein docking and analysis reveal that two homologous bacterial adenylyl cyclase toxins interact with calmodulin differently. J Biol Chem 283(35):23836-45, 2008. Taha HM, Schmidt J, Gottle M, Suryanarayana S, Shen Y, Tang WJ, Gille A, Geduhn J, Konig B, Dove S, Seifert R. Molecular Analysis of the Interaction of Anthrax Adenylyl Cyclase Toxin, Edema Factor, with 2’(3’)-O-(N-(methyl) anthraniloyl)-Substituted Purine and Pyrimidine Nucleotides. Mol Pharmacol 75(3):693-703, 2009. Spangler CM, Spangler C, Gottle M, Shen Y, Tang WJ, Seifert R, Schaferling M. A fluorimetric assay for real-time monitoring of adenylyl cyclase activity based on terbium norfloxacin. Anal Biochem. 381(1):86-93, 2008. Kim C, Wilcox-Adelman S, Sano Y, Tang WJ, Collier RJ, Park JM. Antiinflammatory cAMP signaling and cell migration genes co-opted by the anthrax bacillus. Proc Natl Acad Sci U S A 105(16):6150-5, 2008. Kuo SR, Willingham MC, Bour SH, Andreas EA, Park SK, Jackson C, Duesbery NS, Leppla SH, Tang WJ, Frankel AE. Anthrax toxin-induced shock in rats is associated with pulmonary edema and hemorrhage. Microb Pathog 44(6):46772, 2008. Turner, Jerrold MD, PhD # Weber CR, Nalle SC, Tretiakova M, Rubin DT, Turner JR. Claudin-1 and claudin-2 expression is elevated in inflammatory bowel disease and may contribute to early neoplastic transformation. Lab Invest 88(10):1110-20, 2008. Shen L, Weber CR, Turner JR. The tight junction protein complex undergoes rapid and continuous molecular remodeling at steady state. J Cell Biol 181(4):683-95, 2008. Annaba F, Sarwar Z, Kumar P, Saksena S, Turner JR, Dudeja PK, Gill RK, Alrefai WA. Modulation of ileal bile acid transporter (ASBT) activity by depletion of plasma membrane cholesterol: association with lipid rafts. Am J Physiol Gastrointest Liver Physiol 294(2):G489-97, 2008. Gill RK, Pant N, Saksena S, Singla A, Nazir TM, Vohwinkel L, Turner JR, Goldstein J, Alrefai WA, Dudeja PK. Function, expression, and characterization of the serotonin transporter in the native human intestine. Am J Physiol Gastrointest Liver Physiol 294(1):G254-62, 2008. Yu D, Turner JR. Stimulus-induced reorganization of tight junction structure: the role of membrane traffic. Biochim Biophys Acta 1778(3):709-16, 2008. Cell Signaling & Gene Regulation Su L, Shen L, Clayburgh DR, Nalle SC, Sullivan EA, Meddings JB, Abraham C, Turner JR. Targeted epithelial tight junction dysfunction causes immune activation and contributes to development of experimental colitis. Gastroenterology 136(2):551-63, 2009. White, Kevin PhD # Hua S, Kallen CB, Dhar R, Baquero MT, Mason CE, Russell BA, Shah PK, Liu J, Khramtsov A, Tretiakova MS, Krausz TN, Olopade OI, Rimm DL, White KP. Genomic analysis of estrogen cascade reveals histone variant H2A.Z associated with breast cancer progression. Mol Syst Biol. 4:188, 2008. Gauhar Z, Sun LV, Hua S, Mason CE, Fuchs F, Li TR, Boutros M, White KP. Genomic mapping of binding regions for the Ecdysone receptor protein complex. Genome Res 19(6):1006-13, 2009. Liu J, Ghanim M, Xue L, Brown CD, Iossifov I, Angeletti C, Hua S, Negre N, Ludwig M, Stricker T, Al-Ahmadie HA, Tretiakova M, Camp RL, PereraAlberto M, Rimm DL, Xu T, Rzhetsky A, White KP. Analysis of Drosophila segmentation network identifies a JNK pathway factor overexpressed in kidney cancer. Science 323(5918):1218-22, 2009. UCCRC SCIEN T IFI C R EPO R T 20 0 9 25 Selected Major Grants and Awards The Cell Signaling and Gene Regulation Program has a funding base of $40,975,090 in annual total costs (current as of July 2009). This sum includes $7,151,438 in NCI funding and $25,178,189 in other NIH funding. Due to space constraints, only new awards presented since January 1, 2008 with funding of $100,000 or more in annual total costs are listed here. Title Start Date End Date Annual Total Cost Class Funding Agency White, Kevin Chicago Systems Biology Center for the Study of Transcriptional Networks 9/1/2008 8/31/2013 $3,021,428 N/A National Institutes of Health Zhao, Yinming Systematic Screening for New Histone Marks 9/30/2008 8/3/2011 $790,454 R01 National Institutes of Health White, Kevin Center for Bioinformatics and Computational Biology 7/1/2008 6/30/2011 $765,000 N/A The Searle Funds at the Chicago Community Trust Rosner, Marsha Signaling Pathways in Neuronal Cells 1/10/2009 12/31/2012 $421,202 R01 National Inst. of Neurological Disorders and Stroke McNally, Elizabeth Sarcoglycan in Myopathy and Muscle Membrane Stability 12/1/2008 11/30/2013 $390,000 R01 National Institutes of Health Roizman, Bernard The Functions of the US3 Protein Kinase of Herpes Simplex Virus 9/10/2008 8/31/2012 $385,000 R01 National Cancer Institute Roizman, Bernard Dissection of the Functions of Herpes Simplex Virus ICPO 5/1/2008 4/30/2013 $382,057 R37 National Cancer Institute McNally, Elizabeth Nuclear Membrane Protein Interaction in Heart and Muscle Disease 9/1/2008 5/31/2012 $378,614 R01 National Heart, Lung, and Blood Institute Lin, Anning Wiring the UV Signaling Circuitry 2/8/2008 1/31/2013 $345,375 R01 National Institute of Environmental Health Science Rinker-Schaeffer, Carrie Prostate Cancer Metastatic Colonization: Role of MKK4 12/1/2008 11/30/2013 $328,815 R01 National Cancer Institute Salgia, Ravi Role of Paxillin in Lung Cancer 6/2/2008 4/30/2013 $326,831 R01 National Cancer Institute Millen, Kathleen Mouse Models of Human Cerebellar Malformations 8/15/2008 7/31/2009 $324,496 R56 National Inst. of Neurological Disorders and Stroke Liao, Shutsung Molecular Mechanisms of Growth Control in Prostate Cancer 2/1/2009 1/31/2013 $315,168 R01 National Cancer Institute Mrksich, Milan Ultrahigh Performance Nanoantennas for Surface Enhanced Raman Spectroscopy 5/1/2008 4/30/2009 $313,001 08 Department of Defense Lang, Deborah Pax3, Melanocyte Stem Cells and Melanoma 2/1/2009 12/31/2013 $312,000 R01 National Cancer Institute Macleod, Kay Functions of BNIP3 in Mammary Tumorigenesis 2/1/2009 12/31/2013 $303,853 R01 National Institutes of Health Koide, Shohei Novel Affinity Reagents for Epigenetics Markers 9/20/2008 7/31/2010 $301,864 N/A National Institute on Drug Abuse Wu, Chung-I MicroRNA Evolution and Species Divergence in Drosophilia 7/1/2008 6/30/2011 $301,309 R01 National Institute of General Medical Sciences Chmura, Steven A Phase 1/2, Multi-Center, Safety and Efficacy Study Evaluating Intravenously Administered I-TM601 in Patients with Progressive and/or Recurrent Malignant Glioma 8/25/2008 8/24/2009 $290,258 N/A Transmolecular, Inc. Peter, Marcus Novel Fas/CD95 Signaling Mechanisms 9/17/2008 7/31/2012 $275,709 R01 National Cancer Institute Mrksich, Milan Peptide Arrays for Understanding Histone Biochemistry 4/1/2008 2/29/2012 $270,736 R01 National Institute of General Medical Sciences Zhao, Yinming Global Characterization of Lysine Acetylation in Cancer by a Proteomics Approach 6/1/2008 4/30/2013 $261,083 R01 National Cancer Institute Investigator 26 UCCRC SCIEN T IFI C R EPO R T 20 0 9 Title Start Date End Date Annual Total Cost Class Funding Agency Salgia, Ravi Role of c-Met in SCLC and Potential for Novel Therapy 9/19/2008 2/28/2013 $251,380 R01 National Cancer Institute Solway, Julian Evaluation of Lovastatin in Severe Persistent Asthma (ElisPA) 9/5/2008 8/31/2009 $231,000 R34 National Institute of Allergy and Infectious Diseases Zhao, Yinming A Novel Proteomics Technology for Protein Farnesylation 1/16/2009 3/31/2010 $230,949 R33 National Cancer Institute Greene, Geoffrey Structure-Function Analysis of ER Alpha/Beta Bound to Bazedoxifene/CE Mixtures 4/25/2008 4/24/2009 $230,545 N/A Wyeth-Ayerst Pharmaceuticals Ferguson, Edwin Characterization of the Interactions between a Stem Cell and its Niche In Drosophilla 1/1/2008 12/31/2011 $230,250 SS Salgia, Ravi Phase I Safety, Pharmacokinetic and Pharmacodynamic Study of PF04217903 in Patients with Advanced Cancer 7/9/2008 7/8/2010 $208,209 N/A Pfizer, Inc. Nash, Piers Protein-protein Interactions in Signal Transduction 9/1/2008 8/31/2009 $180,562 N/A National Science Foundation Kron, Stephen MALDI Imaging of Cancer Signaling Signatures 7/16/2008 6/30/2010 $172,687 R21 National Cancer Institute Koide, Shohei High-Performance Affinity Reagents for Peptide Epitopes 4/4/2008 3/31/2010 $168,065 R21 National Cancer Institute Salgia, Ravi Novel Targeted Therapy in Pancreatic Cancer 3/1/2009 2/28/2011 $156,000 R21 National Cancer Institute Salgia, Ravi A Phase I Followed by a Randomized, Phase II Study of Carboplatin and Etoposide With or Without Obatoclax Administered Every 3 Weeks to Patients with Extensive State Small Cell Lung Cancer 5/28/2008 5/27/2010 $152,694 N/A Gemin X Biotechnologies Inc. Lengyel, Ernst Development of Novel Therapeutic and Diagnostic Strategies for Ovarian Cancer 7/1/2008 6/30/2013 $150,000 N/A Burroughs Wellcome Fund Rinker-Schaeffer, Carrie Identification of Effectors of MKK4Mediated Suppression oin Ovarian Cancer Metastatic Colonization 6/1/2008 5/31/2009 $145,433 N/A Pardee Foundation, Elsa U. Boone, David Functional Consequences of Autophagy Mutations in Crohn’s Disease 12/1/2008 11/30/2009 $139,274 N/A Broad Foundation, The Eli and Edythe L. Solway, Julian The Influence of Budesonide and Formoterol on Force FluctuationInduced Relengthening of Contracted Airway Smooth Muscle 4/28/2008 4/27/2010 $126,906 N/A Astrazeneca Haydon, Rex Synergistic Use of Oteogenic BMP’s in a New Zealand White Rabbit Model of Spine Fusion 1/1/2009 12/31/2009 $124,496 N/A Musculoskeletal Transplant Foundation Kron, Stephen Chicago Laminome Project 11/1/2008 10/31/2010 $120,000 N/A The Searle Funds at the Chicago Community Trust Mrksich, Milan Collaborative Proposal: EMT/MISC: Behavior Based Molecular Robotics 9/1/2008 8/31/2011 $105,000 N/A National Science Foundation Salgia, Ravi Expression and Function of the RON Receptor Tyrosine Kinase 5/22/2008 5/21/2009 $100,000 N/A Biogen Idec Inc. Rosner, Marsha Regulation of Breast Cancer Stem Cells by Raf Kinase Inhibitory Protein 1/1/2009 12/31/2009 $100,000 N/A Geyer Foundation, Charlotte Cell Signaling & Gene Regulation Investigator The Ellison Medical Foundation UCCRC SCIEN T IFI C R EPO R T 20 0 9 27 P ro g r a m 2 Molecular Genetics and Hematopoiesis RUNX1/ AML1 amplification in a pediatric pre B-ALL patient detected by fluorescence in situ hybridization (FISH) analysis. Using a genomic probe (green) for the TEL gene at 12p13 and a genomic probe (red) for the RUNX1/AML1 gene at 21q22, FISH analysis shows two green signals (normal chromosomes 12), one red signal (normal chromosome 21), and multiple red signals on a derivative chromosome 21, indicative of an amplification of the RUNX1/AML1 gene, in a metaphase and two interphase cells. (Image by Y. Zhang) In recent years, insights gained related to these goals have begun to be translated into novel molecularly-targeted Molecular Genetics & Hematopoiesis therapeutic approaches for hematological malignancies. Overview & Goals The Molecular Genetics and Hematopoiesis management of patients with these diseases; and Program is comprised of a tightly-integrated (3) promote optimal use of resources within the group of 28 members from four academic University of Chicago Cancer Research Center departments who are linked by common research and collaborating departments. In recent years, themes. Members of this program have had insights gained related to these goals have begun major roles in the cytogenetic and molecular to be translated into novel molecularly-targeted analysis of hematological malignant diseases, therapeutic approaches for hematological which have led to the identification of many malignancies. genes that are involved in normal hematopoiesis, as well as in the pathogenesis of leukemias and lymphomas. The overall goals of the Molecular Genetics and Hematopoiesis Program are to: (1) foster scientific interactions among investigators involved in clinical management and biological Program Leaders: studies of hematological malignancies; (2) promote translational research and facilitate the transfer of laboratory research to the Wendy Stock, MD Michael Thirman, MD UCCRC SCIEN T IFI C R EPO R T 20 0 9 29 Members 30 Investigator* Rank Department John Anastasi MD Associate Professor Pathology Andrew Artz MD Assistant Professor Medicine Beverly Baron MD Associate Professor Pathology Jianjun Chen PhD Assistant Professor Medicine Kenneth Cohen MD Assistant Professor Medicine John Cunningham MD Professor Pediatrics Lucy Godley MD, PhD Assistant Professor Medicine Fotini Gounari PhD, DSc. Assistant Professor Medicine Sandeep Gurbuxani MBBS, PhD Instructor Pathology Barbara Kee PhD Associate Professor Pathology Richard Larson MD Professor Medicine Michelle Le Beau PhD Professor Medicine Susana Marino MD, PhD Associate Professor Pathology James Nachman MD Professor Pediatrics Olatoyosi Odenike MD Assistant Professor Medicine Kenan Onel MD, PhD Assistant Professor Pediatrics Elizabeth Rich MD, PhD Assistant Professor Medicine Janet Rowley MD, DSc Professor Medicine Harinder Singh PhD Professor Molecular Genetics and Cell Biology Dorothy Sipkins MD, PhD Assistant Professor Medicine Sonali Smith MD Associate Professor Medicine Wendy Stock MD Professor Medicine Michael Thirman MD Associate Professor Medicine Koen van Besien MD Professor Medicine James Vardiman MD Professor Pathology Amittha Wickrema PhD Associate Professor Medicine Yanming Zhang MD Assistant Professor Medicine Todd Zimmerman MD Associate Professor Medicine UCCRC SCIEN T IFI C R EPO R T 20 0 9 * Reflects all Program membership during 2008-2009 Investigators in the Molecular Genetics and Hematopoiesis Program aim to understand the molecular basis of normal and aberrant hematopoeisis to improve the diagnosis and treatment of hematological diseases. Research themes include elucidating the mechanisms of normal hematopoiesis and the pathogenesis of leukemia, development and characterization of animal models of hematologic malignancies, and conducting clinical trials of experimental therapeutics. Below is a sampling of current research being conducted in the Program. Theme: Mechanisms of Normal Hematopoiesis Barbara Kee, PhD Associate Professor of Pathology Molecular Genetics & Hematopoiesis Featured Faculty Research Summaries† Research in the Kee laboratory is focused on determining the molecular mechanisms that guide cell fate choices in the hematopoietic system. The laboratory has been examining the role of the E2A transcription factors and their antagonists, the Id (Inhibitor of Differentiation) proteins, in the development of lymphoid lineage cells. These proteins are known to function in cell fate decisions in invertebrates. In mammals, appropriate expression and function of these E- and Id- proteins is required to prevent B-lymphocyte, Dr. Koen van Besien T-lymphocyte, and natural killer (NK) cell immune deficiencies and T-cell malignancy. Dr. Kee’s current specific aims are to 1) determine the role of E2A in promoting lymphoid differentiation from hematopoietic stem cells; 2) determine the targets of E2A proteins that promote T lymphocyte lineage specification; 3) determine the mechanism underlying T cell transformation in E2A-deficient mice; and 4) determine whether Id proteins play an essential role in NK cell lineage specification. These goals are being addressed using a combination of in vitro and in vivo assays with cells derived from gene-targeted mice. The laboratory has recently demonstrated that E2A proteins are required for development of lymphoid-primed multipotent progenitors (LMPPs), which are the progeny of HSCs that have lost the capacity to differentiate into megakaryocytes and erythrocytes but retain the ability to become lymphocytes, macrophages, and granulocytes. This finding places the E2A proteins among the first transcription factors required for specification of the lymphoid fate. Within LMPPs, E2A is required for proper activation of lymphoid gene expression and further differentiation into B-lymphocytes. T lymphocyte numbers are also reduced in E2A-deficient mice and may be explained by the failure of LMPPs to appropriately express two genes, Notch1 and Ccr9. Ccr9 encodes a chemokine receptor that promotes migration of multipotent progenitors, such as LMPPs, into the thymus where T lymphocyte development occurs. Notch1 encodes a transmembrane receptor that is essential for T lymphocyte lineage specification. Importantly, a few early T-lymphocyte progenitors are present in the thymus of E2A-deficient mice, and these cells are able to signal through Notch1, resulting in increased Notch1 expression. However, the cells still fail to undergo proper T lymphocyte lineage specification. Dr. Kee’s recent results indicate that this failure of T lymphocyte lineage specification is due, at least in part, to an inability to control the expression of Gata3, a transcription factor that can block T cell development and divert cells into non-T lymphocyte fates when expressed at high levels. How E2A prevents over-expression of Gata3 remains to be determined. Nonetheless, their results indicate that E2A promotes T lymphocyte lineage specification through both activation and repression of multiple target genes. This work is expanding our understanding of the mechanisms by which networks of transcription factors contribute to lymphoid specification and further reveal how an individual transcription factor can promote specification to multiple distinct lineages. † Note: Due to space constraints, only a small representative sample of Program members is presented here. UCCRC SCIEN T IFI C R EPO R T 20 0 9 31 Theme: Pathogenesis of Leukemia Dorothy Sipkins, MD, PhD Assistant Professor of Medicine The Sipkins laboratory focuses on defining the molecular characteristics of tissue microenvironments, or “niches”, that foster the survival and regeneration of both normal and cancerous hematopoietic stem cells. The laboratory also examines the impact of malignant growth on the function of the normal hematopoietic stem cell niche. In combination with classical molecular and cell biology approaches, state-of-the-art in vivo multiphoton and confocal optical imaging techniques are utilized to explore these questions in real-time. Applying these techniques to a mouse xenograft model of acute Dr. Janet Rowley lymphoblastic leukemia (ALL), the laboratory has recently shown that ALL cell growth disrupts normal hematopoietic progenitor cell (HPC) bone marrow niches and creates abnormal microenvironments that sequester transplanted human CD34+ (HPC enriched) cells. CD34+ cells in leukemic mice decline in number over time and fail to mobilize into the peripheral circulation in response to cytokine stimulation. The Sipkins group demonstrated that ALL cells secrete large quantities of a cytokine, stem cell factor (SCF), normally present at low levels in the bone marrow. By neutralizing SCF activity, the laboratory was able to inhibit CD34+ cell migration into malignant niches, normalize CD34+ cell numbers, and restore CD34+ cell mobilization in leukemic mice. These data suggest that the tumor microenvironment causes HPC dysfunction by usurping normal HPC niches, and that therapeutic inhibition of HPC interaction with tumor niches may help maintain normal progenitor cell function in the setting of malignancy. This work, published recently in Science, has exposed a novel therapeutic target that could potentially counteract the effects of cancer on normal bone marrow function. Other projects in the laboratory include examining the interactions of breast cancer metastases with the bone marrow microenvironment. The Sipkins group is also studying the role of microenvironmental derangements in facilitating the progression of the Philadelphia chromosome-negative myeloproliferative disorders. The laboratory is also actively establishing a mesenchymal stem cell transplant model to understand the regulation of the mesenchymal stem cell pool in the bone marrow better, as well as its impact on the hematopoietic stem cell compartment. Jianjun Chen, PhD Assistant Professor of Medicine The major research interest of the Chen laboratory is to conduct integrated analyses of cancer-“omics” on both protein-coding and non-coding genes (particularly, microRNAs) regarding both genetic and epigenetic changes in the development of leukemia and lymphoma using a variety of techniques. The laboratory aims to obtain a more complete understanding of the complex genetic and epigenetic alterations in cancer development, and to identify novel markers and targets for the diagnosis, prognosis, and treatment of cancers. MicroRNAs (miRNAs) are a class of small (~22 nucleotides) non-coding RNAs that regulate diverse biological processes and, thereby, play important regulatory roles in both health and disease. In addition, Dr. Chen is also interested in identifying leukemia-stem-cell-specific genetic and epigenetic changes on both protein-coding and non-coding genes. These genes and the relevant pathways could serve as therapeutic targets in the future to overcome drug resistance. During the past two years, the Chen laboratory has made great progress in the study of leukemia and has reported several important findings in the field. The Chen group, along with colleagues, performed a large-scale, genome-wide microRNA (miRNA) expression profiling assay to understand the distinct mechanisms in leukemogenesis between acute lymphoblastic leukemia (ALL) and acute myeloid leukemia (AML) and to identify novel markers for diagnosis and treatment. The team identified 27 miRNAs that are differentially expressed between ALL and AML. Among them, miRNA-128a and b are significantly overexpressed, while let-7b and miR-223 are significantly down-regulated in ALL compared to AML. They are the 32 UCCRC SCIEN T IFI C R EPO R T 20 0 9 most discriminatory miRNAs between ALL and AML. Furthermore, overexpression of miR-128 in ALL was at least partly associated with promoter hypomethylation. Using the expression signatures of a minimum of two of these miRNAs resulted in an accuracy rate of over 95% in the diagnosis of ALL and AML. In a second genome-wide miRNA expression analysis in 52 acute myeloid leukemia (AML) samples with common translocations, including t(8;21)/AML1(RUNX1)-ETO(RUNX1T1), inv(16)/CBFB-MYH11, t(15;17)/PML-RARA, and MLL factor (CBF) AMLs including both t(8;21) and inv(16) samples. Expression signatures of a minimum of two (i.e., miR-126/126), three (i.e., miR-224, miR-368, and miR-382), and seven (miR-17-5p and miR-20a, plus the aforementioned five) miRNAs could accurately discriminate CBF, t(15;17), and MLL-rearrangement AMLs, respectively, from each other. The Chen laboratory and colleagues further showed that the elevated expression of miR-126/126 in CBF AMLs was associated with promoter Molecular Genetics & Hematopoiesis rearrangements, distinct miRNA expression patterns were observed for t(15;17), MLL rearrangements, and core-binding demethylation, but not with amplification or mutation of the genomic locus. Their gain- and loss-of-function experiments showed that miR-126/126 inhibited apoptosis and increased the viability of AML cells, and enhanced the colony forming ability of mouse normal bone marrow progenitor cells alone and particularly, in co-operation with AML1-ETO, likely through targeting Polo-like kinase 2 (PLK2), a tumor suppressor. These results demonstrate that specific alterations in miRNA expression distinguish AMLs with common translocations, and imply that the deregulation of specific miRNAs may play a role in the development of leukemia with these associated genetic rearrangements. Theme: Animal Models of Hematologic Malignancies Beverly Baron, MD Associate Professor of Pathology The Baron group and others identified the BCL6 gene in association with recurring chromosomal translocations that accompany human lymphoid malignancies, especially diffuse large-cell B-cell lymphomas (DLBL). The breakpoints cluster around the first (noncoding) exon of BCL6, and it is believed that BCL6 expression becomes deregulated because heterologous promoters/enhancers are substituted for the normal BCL6 regulatory sequences as a result of these translocations. Perturbation of BCL6 biology is likely to be very important in the pathogenesis of almost all human DLBL, since virtually all of them have been found to contain BCL6 somatic mutations and/or rearrangements, which are believed to result in abnormal Intravenous injection of a novel B-lymphoma cell line into a syngeneic C57BL6 mouse results in B220+ (green fluorescent cells) infiltrating nodular proliferations within liver tissue. Cells expressing lower levels of B220 demonstrated plasmacytic differentiation. (Image by X. Luo and K. Cohen) regulation of BCL6 protein expression. BCL6 is expressed also in a number of T-cell lymphomas. The BCL6 gene encodes a nuclear zinc finger protein containing 706 amino acids, which is similar to Kruppel-type zinc finger transcription factors, and is a transcriptional repressor. This protein is expressed at high levels in human lymphoid germinal center B cells, is needed for germinal center formation, and interacts with other proteins that are components of histone deacetylase complexes. Dr. Baron’s laboratory described the first (and, to date, the only) mouse model of the human BCL6 transgene. The mice express the human BCL6 transgene constitutively specifically in lymphocytes, both B and T, and thus mimic a common translocation found in human lymphomas, the t(3;14)(q27;q32), in which the normal BCL6 regulatory sequences are lost, and, instead, immunoglobulin heavy chain (IGH) sequences are juxtaposed upstream of BCL6 coding sequences. A fraction of these mice develop spontaneous B- and T-cell lymphomas after a prolonged latency period, but the incidence is dramatically enhanced, and the time-frame shortened, following administration of N-ethyl-N-nitrosourea (ENU), which is an alkylating agent that induces single-base mutations. This observation suggests that cooperating mutations play a critical role in BCL6related lymphomagenesis. UCCRC SCIEN T IFI C R EPO R T 20 0 9 33 The ultimate goals of the laboratory are to identify new genes that interact with BCL6 and to gain a better understanding of the role of PDCD2 in lymphoma pathogenesis. Specific research aims are to 1) identify the genes that cooperate with BCL6 in the biological events that lead to lymphoma development; and 2) study the programmed cell death-2 (PDCD2) gene, which the laboratory previously identified as a target of BCL6. BCL6 may promote lymphoma development, at least in part, by interfering with normal cellular apoptosis events through repression of PDCD2. The laboratory recently showed that the BCL6 protein binds to the PDCD2 promoter both in vitro and in vivo, that BCL6 can repress transcription from the PDCD2 promoter, and demonstrated the anticipated inverse relationship in the expression patterns of BCL6 and PDCD2 in mouse lymphoid tissues as well as in human B- and T-cell lymphomas. Further, with the use of small interfering RNA duplexes, the Baron group was able to show that knockdown of the BCL6 protein in a lymphoma cell line leads to increased PDCD2 protein expression. These studies will likely provide further insight into this important human disease and support the development of new molecular tools for the treatment of lymphoma. Theme: Experimental Therapeutics Toyosi Odenike, MD Assistant Professor of Medicine The long term goal of Dr. Odenike’s research is to translate our understanding of the molecular-genetic pathways involved in malignant hematologic diseases into meaningful, more efficacious and less toxic therapeutic interventions. An immediate focus of this effort is the clinical and translational development of novel agents that target epigenetic changes in myeloid malignancies. Recruitment of histone deacetylases and DNA hypermethylation are two pathways of epigenetic silencing Dr. Kenan Onel with a pediatric patient which have been linked and implicated in the transcriptional dysregulation underlying a variety of myeloid neoplasia. Unlike gene deletions which are irreversible, epigenetic changes can potentially be reversed by chromatin remodeling agents such as histone deacetylase and DNA methyltransferase inhibitors, restoring tumor cells to a more transcriptionally normal state. A number of ongoing and recently-completed projects are based on the hypothesis that chromatin remodeling agents are active in a wide spectrum of myeloid neoplasms, and that the activity of these agents is mediated by epigenetic modulation of gene expression. Specific aims of Dr. Odenike’s research are to 1) determine the clinical and biologic relevance of histone deacetylase (HDAC) inhibition in AML; 2) determine the clinical and biologic relevance of DNA methyltransferase (DNMT) inhibition in chronic myeloproliferative neoplasms; 3.) investigate the effects of these agents on modulation of gene expression; and 4) optimize the activity of these agents in myeloid neoplasms by developing rationally-designed combinations. The Odenike team has investigated the HDAC inhibitor, depsipeptide, in a multi-center NCI sponsored trial conducted through the University of Chicago Phase II Consortium in relapsed and refractory AML. This trial has, for the first time, demonstrated that depsipeptide has selective antileukemic activity in patients with Core Binding Factor (CBF) leukemias, a cytogenetic subset of AML where recruitment of histone deacetylases is an established mechanism of leukemogenesis. In addition, specific target genes, such as CDKN2A, CDKN2B, and MDR1, were significantly upregulated in the subset of patients with CBF leukemias as previously hypothesized. This has served as an important “proof of principle” for the mechanism of action of HDAC inhibitors in AML and provides a potential rationale for the clinical investigation of these compounds in combination with other agents in AML. In addition, the Odenike team demonstrated in a multi-center NCI sponsored trial conducted through the University of Chicago Phase II Consortium that the DNMT inhibitor, decitabine, has clinical activity in myelofibrosis, a disease for which there is no standard therapy. 34 UCCRC SCIEN T IFI C R EPO R T 20 0 9 Currently, combined DNMT and HDAC inhibition is being investigated in myeloid neoplasms in the context of an ongoing Phase I trial, given the synergy that has been observed in vitro between these 2 pathways of epigenetic silencing. Future work will focus on investigating combinations, involving agents that target aberrant transcription (such as chromatin remodeling agents) with those that inhibit dysregulated signaling pathways, in an effort to optimize the clinical and biologic effects of these agents in myeloid neoplasia. A major challenge in developing a research agenda for Hodgkin and non-Hodgkin lymphomas is the current recognition of nearly 60 unique clinicopathologic subtypes. Many of the subtypes are in fact rare diseases with fewer than 5000 new cases per year throughout the country. The Lymphoma Program at The University of Chicago is a highly visible clinical and Molecular Genetics & Hematopoiesis Sonali Smith, MD Associate Professor of Medicine translational research program that has been in a period of substantial growth since 2001 and currently consists of four faculty members, including Drs. Koen van Besien, Sonali Smith, Kenneth Cohen, and Justin Kline. Dr. Smith, the associate director of the program, is institutional Principal Investigator on 10 clinical trials and hosts the annual International Chicago Lymphoma Symposium, the only lymphoma-dedicated symposium in the Midwest. The Lymphoma Program at The University of Chicago has adopted a two-pronged approach in an effort to serve the variety of patients seen in the clinic. The first is to provide opportunities for patients to participate in a range of clinical trials that are either subtype specific or that target a common oncogenic pathway believed to promote lymphomagenesis. Large scale front-line studies, intended for patients that are treatment-naïve, are primarily via collaborations forged with CALGB. Through the CALGB, Dr. Smith has published several reports, including a relatively widely quoted negative study of thalidomide in patients with relapsed indolent lymphomas, which contrasts with the significant activity of second generation immunomodulatory agents derived from thalidomide. The second programmatic approach is to focus on new drug development for relapsed lymphomas through The University of Chicago Phase II Consortium. In this venue, investigator-initiated trials free of pharmaceutical bias are offered to patients with relapsed disease without other standard treatment options. The University of Chicago, through this phase II mechanism, was the first to show activity of a class of agents called mTOR inhibitors against two of the most common types of lymphomas (diffuse large B-cell lymphoma and follicular lymphoma). mTOR, or mammalian target of rapamycin, is a ser/thr kinase that controls the start of mRNA translation. Several known oncogenic pathways converge upon mTOR, making it an attractive target to modulate upstream signals simultaneously. Furthermore, mTOR controls translation of several mRNA transcripts that are critical components of lymphomagenesis, including CCND1, VEGF, and MYC. Two subsequent proposals are being explored to examine mTOR inhibition, in combination with other biologic agents, as well as with standard cytotoxic chemotherapy. In addition, the Program seeks to identify predictive markers for response to mTOR inhibitors. The other major focus of the Lymphoma Program is to explore the role of both autologous and allogeneic hematopoietic stem cell transplantation for patients with relapsed lymphomas. High dose chemotherapy followed by autologous stem cell rescue (ASCT) can successfully salvage many patients with chemosensitive relapsed aggressive lymphomas, but relapse remains a common and usually fatal event. The Program recently completed a trial evaluating the safety and efficacy of post-transplant immunomodulation using GM-CSF and IL-2 to augment rituximab, with the goal of eradicating minimal/undetectable residual disease following high dose chemotherapy to reduce relapse. Two ongoing studies are extending interest in posttransplant immunomodulation, one trial using Ontak (toxin-linked monoclonal antibody against IL-2 receptor) following transplant for T-cell lymphomas and a second trial evaluating a novel monoclonal antibody targeting PD-1 as part of the B7family of surface receptors for patients with diffuse large B-cell lymphomas. In summary, the Lymphoma program currently has 15 active therapeutic and database protocols addressing both common and uncommon lymphoma patient populations. Dr. Smith’s future research objective is to expand on mTOR inhibition as a platform for anti-lymphoma treatments. UCCRC SCIEN T IFI C R EPO R T 20 0 9 35 Additional Program Highlights* Research •• Regulation of B cell fate commitment and immunoglobulin heavy-chain gene rearrangements by Ikaros. Harinder Singh, PhD and colleagues have provided novel insights into B cell development by identifying the critical role of the transcription factor Ikaros. Drs. John Cunningham (Molecular Genetics and Hematopoiesis Program) and Susan Cohn (Clinical and Experimental Therapuetics Program) These investigators demonstrated that the transcription factor EBF restored the regeneration of CD19+ pro-B cells from Ikaros-deficient hematopoietic progenitors. These pro-B cells, despite having normal expression of key transcription factors, EBF and Pax 5, were not committed to the B-cell fate and failed to recombine variable gene segments at the immunoblobulin heavy-chain locus. Expression of Ikaros promoted heavy-chain gene rearrangements by inducing expression of the recombination-activating genes as well as by controlling accessibility of the variable gene segments compaction of the immunoglobulin heavy-chain locus. Thus, Ikaros is a key regulatory component of the network that regulates B cell fate commitment and immunoglobulin heavy-chain gene recombination (Reynaud et al. Nat Immunol 9:927-936, 2008). •• MDM2 SMP309 and TP53 Arg72Pro Interact to Alter Therapy-Related Acute Myeloid Leukemia Susceptibility (Intra- and Interprogrammatic). Kenan Onel, MD and colleagues, including Program 2 members Drs. Richard Larson and Michelle Le Beau and Dr. Nathan Ellis (Cancer Risk and Prevention Program), have determined that polymorphisms in two DNA repair genes, MDM2 and TP53, interact to increase susceptibility to the development of therapy-related AML. This effect was observed in patients treated with chemotherapy who had loss of chromosomes 5 and/or 7, and acquired abnormalities associated with prior exposure to alkylator chemotherapy, but not in patients treated with radiotherapy. These data suggest that MDM2 and TP53 variants interact to modulate responses to genotoxic therapy and are determinants of risk for t-AML (Ellis et al. Blood 112:741-749, 2008). •• Pretreatment C-Reactive Protein is a Predictor for Outcomes After Reduced-Intensity Allogeneic Hematopoietic Cell Transplantation (Intraprogrammatic). Andrew Artz, MD and co-investigators, Amittha Wickrema, PhD, Lucy Godley, MD, PhD, Toyosi Odenike, MD, Elizabeth Rich, MD, PhD, Wendy Stock, MD, Richard Larson, MD and Koen van Besien, MD described the independent prognostic impact of two commonly used biomarkers – C-reactive protein (CRP) and interleukin(IL)-6 – on outcome following allogeneic stem cell transplantation. Using samples from patients who underwent a uniform reduced-intensity conditioning (RIC) regimen, they found that elevated CRP levels prior to allogeneic stem cell transplant were highly predictive of greater non-relapse mortality. Their results are of interest since they suggest that a simple pre-transplant blood test may be useful for predicting transplant tolerance (Artz et al, Biol Blood Marrow Transplant 14:1209-1216, 2008). •• Genome-wide association study to identify novel loci associated with therapy-related myeloid leukemia susceptibility (Interprogrammatic). Kenan Onel, MD and colleagues, including Program 2 members Drs. Michelle Le Beau and Richard Larson and Dr. Nancy Cox (Cancer Risk and Prevention Program), examined whether the effect sizes of variants associated with t-AML would be greater than in sporadic cancer and whether these variants could be detected even in a modest-sized cohort. In an association study using Affymetrix Mapping 10K arrays, they found a significant excess of associations over chance. The investigators genotyped the 10 most significantly associated single nucleotide polymorphisms (SNPs) in an independent t-AML cohort and obtained evidence of association with t-AML for 3 SNPs in the subset of patients with loss of chromosomes 5 or 7 or both, acquired abnormalities associated with prior exposure to alkylator chemotherapy. Their results demonstrate that the effect of genetic factors contributing to cancer risk is potentiated and more readily discernable in t-AML compared with sporadic cancer (Knight et al, Blood 113(22):5575-5582, 2009). •• Determination of outcomes for adolescents and young adults with acute lymphoblastic leukemia treated on cooperative group protocols (Intraprogrammatic). James Nachman, MD and co-investigators including Drs. Wendy Stock, James Vardiman, and Richard Larson, performed a retrospective comparison of presenting features, planned treatment, complete 36 UCCRC SCIEN T IFI C R EPO R T 20 0 9 * Due to space constraints, only a small representative sample of Program highlights is presented here. remission rate, and outcome of greater than 300 adolescents and young adults with newly diagnosed acute lymphoblastic leukemia (ALL) who were treated on consecutive trials in either the Children’s Cancer Group (CCG) or the Cancer and Leukemia Group B (CALGB). While complete remission rates were identical, patients in the CCG group had significantly higher 7-year event-free and overall survival rates compared to those in the CALGB group. Comparison of the regimens showed that CCG patients received earlier and more intensive central nervous system prophylaxis and higher cumulative with ALL using the more successful approach of the CCG has been initiated (Stock et al, Blood 112(5):1646-54, 2008). Selected New Funding Molecular Genetics & Hematopoiesis doses of nonmyelosuppressive agents. As a result of these findings, a prospective study for adolescents and young adults •• The National Cancer Institute awarded Lucy Godley, MD, PhD and her colleagues R01 funding to understand the mechanisms by which epigenetic alterations originate within cancer cells. Investigators are studying how expression of the DNMT3B gene, which encodes one of three methyltransferases, affects mouse development, methylation patterns and phenotypes of cancer cells, and DNA methylation. Results will likely provide a basis for novel diagnostic and therapeutic strategies applicable to virtually all forms of cancer. •• Michelle Le Beau, PhD is the primary investigator in a program project (P01), funded by the National Cancer Institute, to study the molecular mechanisms and genetic susceptibilities leading to therapy-related acute myeloid leukemia (t-AML) and myelodysplastic syndrome (t-MDS) that develop after cytotoxic treatment with drugs targeting topoisomerase II. The project aims to identify genetic variants that may be genetic risk factors or biomarkers for t-AML, somatic alterations associated with t-AML, and myeloid leukemia tumor suppressor gene(s) (TSG). These studies may lead, ultimately, to the development of individualized cancer prevention and early detection strategies, such as altered primary therapy. Coinvestigators include Drs. Richard Larson, Kenan Onel, and Theodore Karrison (Clinical and Experimental Therapeutics Program). •• Jianjun Chen, PhD has been awarded an R01 grant from the National Cancer Institute to determine the role and functional mechanisms of an miRNA cluster in leukemogenesis. MicroRNAs (miRNAs, miRs) are an abundant class of small non-coding RNAs that regulate diverse biological processes. Recent studies suggest that a cluster of miRNAs, the miR-17-92 polycistron located at 13q31, functions as an oncogene in various cancers. The project aims to determine whether the miR-17-92 cluster plays an essential role in leukemogenesis and in proliferation and differentiation of hematopoietic progenitor cells. These studies are likely to identify the critical leukemia-related targets of the miRNAs and their roles and relevant pathways in leukemogenesis. New Faculty Recruitments and UCCRC Members Jianjun Chen, PhD’s research is focused on the integrated analyses of protein-coding and non-coding genes involved in the development of leukemia and lymphoma. Dr. Chen aims to gain an improved understanding of the genetic and epigenetic alterations that occur during cancer development and in leukemia stem cells in order to identify new markers and targets for cancer diagnosis and treatment. An additional goal of Dr. Chen’s research is to develop a reproducible method for the derivation of transplantable hematopoietic stem cells from embryonic stem cells or induced pluripotent stem cells. Kenneth Cohen, MD research aims to understand how non-malignant host cells within cancers contribute to tumor cell growth, metastasis, and protection from anti-cancer therapies. Dr. Cohen’s current research seeks to identify molecular mechanisms governing interactions between pro-angiogenic bone marrow-derived cells and tumor vascular development. Sandeep Gurbuxani, MBBS, PhD is interested in the mechanisms of resistance to chemotherapy-induced cell death in cancer. The focus of his current research is the mechanism of glucocorticoid induced cell death (and resistance to this cell death) in acute lymphoblastic leukemia. UCCRC SCIEN T IFI C R EPO R T 20 0 9 37 Selected Publications * : Intraprogrammatic Collaboration # : Interprogrammatic Collaboration Anastasi, John MD * Ozer O, Zhao YD, Ostler KR, Akin C, Anastasi J, Vardiman JW, Godley LA. The identification and characterisation of novel KIT transcripts in aggressive mast cell malignancies and normal CD34+ cells. Leuk Lymphoma 49(8):156777, 2008. * Baer MR, George SL, Caligiuri MA, Sanford BL, Bothun SM, Mrozek K, Kolitz JE, Powell BL, Moore JO, Stone RM, Anastasi J, Bloomfield CD, Larson RA. Low-dose interleukin-2 immunotherapy does not improve outcome of patients age 60 years and older with acute myeloid leukemia in first complete remission: Cancer and Leukemia Group B Study 9720. J Clin Oncol 26(30):4934-9, 2008. Anastasi J. Mantle, blastic, Burkitt. Leuk Lymphoma 49(4):655-6, 2008. Anastasi J. Identifying a new marker and potential therapeutic target in mantle cell lymphoma: cutting to the chase. Leuk Lymphoma 49(7):1236-7, 2008. * Qian Z, Mao L, Fernald AA, Yu H, Luo R, Jiang Y, Anastasi J, Valk PJ, Delwel R, Le Beau MM. Enhanced expression of FHL2 leads to abnormal myelopoiesis in vivo Leukemia, 2009. Artz, Andrew MD * Artz AS, Wickrema A, Dinner S, Godley LA, Kocherginsky M, Odenike O, Rich ES, Stock W, Ulaszek J, Larson RA, van Besien K. Pretreatment C-reactive protein is a predictor for outcomes after reduced-intensity allogeneic hematopoietic cell transplantation. Biol Blood Marrow Transplant 14(11):120916, 2008. * Dew A, Collins D, Artz A, Rich E, Stock W, Swanson K, van Besien K. Paucity of HLA-identical unrelated donors for African-Americans with hematologic malignancies: the need for new donor options. Biol Blood Marrow Transplant 14(8):938-41, 2008. Lee SJ, Joffe S, Artz AS, Champlin RE, Davies SM, Jagasia M, Kernan NA, Loberiza FR Jr, Soiffer RJ, Eapen M. Individual physician practice variation in hematopoietic cell transplantation. J Clin Oncol 26(13):2162-70, 2008. Swierczek SI, Agarwal N, Nussenzveig RH, Rothstein G, Wilson A, Artz A, Prchal JT. Hematopoiesis is not clonal in healthy elderly women. Blood 112(8):3186-93, 2008. Lee SJ, Astigarraga CC, Eapen M, Artz AS, Davies SM, Champlin R, Jagasia M, Kernan NA, Loberiza FR Jr, Bevans M, Soiffer RJ, Joffe S. Variation in supportive care practices in hematopoietic cell transplantation. Biol Blood Marrow Transplant 14(11):1231-8, 2008. * # Poire X, Artz A, Larson RA, Kline J, Odenike O, Rich E, Godley L, Stock W, van Besien K. Allogeneic stem cell transplantation with alemtuzumab-based conditioning for patients with advanced chronic myelogenous leukemia. Leuk Lymphoma 50(1):85-91, 2009. Besien KV, Kunavakkam R, Rondon G, De Lima M, Artz A, Oran B, Giralt S. Fludarabine-melphalan conditioning for AML and MDS: alemtuzumab reduces acute and chronic GVHD without affecting long-term outcomes. Biol Blood Marrow Transplant 15(5):610-7, 2009. Chen, Jianjun PhD * Li Z, Luo RT, Mi S, Sun M, Chen P, Bao J, Neilly MB, Jayathilaka N, Johnson DS, Wang L, Lavau C, Zhang Y, Tseng C, Zhang X, Wang J, Yu J, Yang H, Wang SM, Rowley JD, Chen J, Thirman MJ. Consistent deregulation of gene expression between human and murine MLL rearrangement leukemias. Cancer Res 69(3):1109-16, 2009. Wilanowski T, Caddy J, Ting SB, Hislop NR, Cerruti L, Auden A, Zhao LL, Asquith S, Ellis S, Sinclair R, Cunningham JM, Jane SM. Perturbed desmosomal cadherin expression in grainy head-like 1-null mice. EMBO J 27(6):886-97, 2008. Freeman-Anderson NE, Zheng Y, McCalla-Martin AC, Treanor LM, Zhao YD, Garfin PM, He TC, Mary MN, Thornton JD, Anderson C, Gibbons M, Saab R, Baumer SH, Cunningham JM, Skapek SX. Expression of the Arf tumor suppressor gene is controlled by Tgf{beta}2 during development. Development 136(12):2081-9, 2009. Godley, Lucy MD, PhD * # Stock W, Undevia SD, Bivins C, Ravandi F, Odenike O, Faderl S, Rich E, Borthakur G, Godley L, Verstovsek S, Artz A, Wierda W, Larson RA, Zhang Y, Cortes J, Ratain MJ, Giles FJ. A phase I and pharmacokinetic study of XK469R (NSC 698215), a quinoxaline phenoxypropionic acid derivative, in patients with refractory acute leukemia. Invest New Drugs 26(4):331-8, 2008. * # Gordon MK, Sher D, Karrison T, Kebriaei P, Chuang K, Zhang Y, McDonnell D, Artz A, Godley L, Odenike O, Rich E, Michaelis L, Thirman MJ, Wickrema A, van Besien K, Larson RA, Stock W. Successful autologous stem cell collection in patients with chronic myeloid leukemia in complete cytogenetic response, with quantitative measurement of BCR-ABL expression in blood, marrow, and apheresis products. Leuk Lymphoma 49(3):531-7, 2008. * Ozer O, Zhao YD, Ostler KR, Akin C, Anastasi J, Vardiman JW, Godley LA. The identification and characterisation of novel KIT transcripts in aggressive mast cell malignancies and normal CD34+ cells. Leuk Lymphoma 49(8):156777, 2008. * Klisovic RB, Stock W, Cataland S, Klisovic MI, Liu S, Blum W, Green M, Odenike O, Godley L, Burgt JV, Van Laar E, Cullen M, Macleod AR, Besterman JM, Reid GK, Byrd JC, Marcucci G. A phase I biological study of MG98, an oligodeoxynucleotide antisense to DNA methyltransferase 1, in patients with high-risk myelodysplasia and acute myeloid leukemia. Clin Cancer Res 14(8):2444-9, 2008. Carbonaro A, Mohanty SK, Huang H, Godley LA, Sohn LL. Cell characterization using a protein-functionalized pore. Lab Chip 8(9):1478-85, 2008. * Artz AS, Wickrema A, Dinner S, Godley LA, Kocherginsky M, Odenike O, Rich ES, Stock W, Ulaszek J, Larson RA, van Besien K. Pretreatment C-reactive protein is a predictor for outcomes after reduced-intensity allogeneic hematopoietic cell transplantation. Biol Blood Marrow Transplant 14(11):120916, 2008. * # Poire X, Artz A, Larson RA, Kline J, Odenike O, Rich E, Godley L, Stock W, van Besien K. Allogeneic stem cell transplantation with alemtuzumab-based conditioning for patients with advanced chronic myelogenous leukemia. Leuk Lymphoma 50(1):85-91, 2009. Fackenthal JD, Godley LA. Aberrant RNA splicing and its functional consequences in cancer cells. Dis Model Mech 1(1):37-42, 2008. Gounari, Fotini PhD, DSc. Dose M, Gounari F. Fifty ways to Notch T-ALL. Blood 112(3):457-8, 2008. Li X, Gounari F, Protopopov A, Khazaie K, von Boehmer H. Oncogenesis of T-ALL and nonmalignant consequences of overexpressing intracellular NOTCH1. J Exp Med 205(12):2851-61, 2008. # Dose M, Sleckman BP, Han J, Bredemeyer AL, Bendelac A, Gounari F. Intrathymic proliferation wave essential for Vα 14+ natural killer T cell development depends on c-Myc. Proc Natl Acad Sci U S A 106(21):8641-6, 2009. Hu MG, Deshpande A, Enos M, Mao D, Hinds EA, Hu GF, Chang R, Guo Z, Dose M, Mao C, Tsichlis PN, Gounari F, Hinds PW. A requirement for cyclindependent kinase 6 in thymocyte development and tumorigenesis. Cancer Res 69(3):810-8, 2009. Gurbuxani, Sandeep MBBS, PhD Cohen, Kenneth MD Szotek PP, Chang HL, Brennand K, Fujino A, Pieretti-Vanmarcke R, Lo Celso C, Dombkowski D, Preffer F, Cohen KS, Teixeira J, Donahoe PK. Normal ovarian surface epithelial label-retaining cells exhibit stem/progenitor cell characteristics. Proc Natl Acad Sci U S A 105(34):12469-73, 2008. Cunningham, John MD Hislop NR, Caddy J, Ting SB, Auden A, Vasudevan S, King SL, Lindeman GJ, Visvader JE, Cunningham JM, Jane SM. Grhl3 and Lmo4 play coordinate roles in epidermal migration. Dev Biol 321(1):263-72, 2008. 38 UCCRC SCIEN T IFI C R EPO R T 20 0 9 * Kirsammer G, Jilani S, Liu H, Davis E, Gurbuxani S, Le Beau MM, Crispino JD. Highly penetrant myeloproliferative disease in the Ts65Dn mouse model of Down syndrome. Blood 111(2):767-75, 2008. * Dias S, Mansson R, Gurbuxani S, Sigvardsson M, Kee BL. E2A Proteins Promote Development of Lymphoid-Primed Multipotent Progenitors. Immunity 29(2):217-27, 2008. * # Rosen DS, Smith S, Gurbuxani S, Yamini B. Extranodal hairy cell leukemia presenting in the lumbar spine. J Neurosurg Spine 9(4):374-6, 2008. Dias S, Xu W, McGregor S, Kee B. Transcriptional regulation of lymphocyte development. Curr Opin Genet Dev. Curr Opin Genet Dev 18(5):441-8, 2008. * Dias S, Mansson R, Gurbuxani S, Sigvardsson M, Kee BL. E2A Proteins Promote Development of Lymphoid-Primed Multipotent Progenitors. Immunity 29(2):217-27, 2008. Bhalla S, Spaulding C, Brumbaugh RL, Zagort DE, Massari ME, Murre C, Kee BL. differential roles for the E2A activation domains in B lymphocytes and macrophages. J Immunol 180(3):1694-703, 2008. Gao J, Graves S, Koch U, Liu S, Jankovic V, Buonamici S, El Andaloussi A, Nimer SD, Kee BL, Taichman R, Radtke F, Aifantis I. Hedgehog signaling is dispensable for adult hematopoietic stem cell function. Cell Stem Cell 4(6):54858, 2009. Kee BL, Dias S. A s-myly route toward lymphoid differentiation. Immunity 30(4):474-6, 2009. Kee BL. E and ID proteins branch out. Nat Rev Immunol 9(3):175-84, 2009. Larson, Richard MD * # Ellis NA, Huo D, Yildiz O, Worrillow LJ, Banerjee M, Le Beau MM, Larson RA, Allan JM, Onel K. MDM2 SNP309 and TP53 Arg72Pro interact to alter therapy-related acute myeloid leukemia susceptibility. Blood 112(3):741-9, 2008. Larson R. Allogeneic hematopoietic cell transplantation for adults with ALL. Bone Marrow Transplant 42 Suppl 1:S18-S24, 2008. Metzeler KH, Hummel M, Bloomfield CD, Spiekermann K, Braess J, Sauerland MC, Heinecke A, Radmacher M, Marcucci G, Whitman SP, Maharry K, Paschka P, Larson RA, Berdel WE, Buchner T, Wormann B, Mansmann U, Hiddemann W, Bohlander SK, Buske C. An 86 probe set gene expression signature predicts survival in cytogenetically normal acute myeloid leukemia. Blood 112(10):4193-201, 2008. * Baer MR, George SL, Caligiuri MA, Sanford BL, Bothun SM, Mrozek K, Kolitz JE, Powell BL, Moore JO, Stone RM, Anastasi J, Bloomfield CD, Larson RA. Low-dose interleukin-2 immunotherapy does not improve outcome of patients age 60 years and older with acute myeloid leukemia in first complete remission: Cancer and Leukemia Group B Study 9720. J Clin Oncol 26(30):4934-9, 2008. Paschka P, Marcucci G, Ruppert AS, Whitman SP, Mrozek K, Maharry K, Langer C, Baldus CD, Zhao W, Powell BL, Baer MR, Carroll AJ, Caligiuri MA, Kolitz JE, Larson RA, Bloomfield CD. Wilms’ tumor 1 gene mutations independently predict poor outcome in adults with cytogenetically normal acute myeloid leukemia: a cancer and leukemia group B study. J Clin Oncol 26(28):4595-602, 2008. Hochhaus A, Baccarani M, Deininger M, Apperley JF, Lipton JH, Goldberg SL, Corm S, Shah NP, Cervantes F, Silver RT, Niederwieser D, Stone RM, Dombret H, Larson RA, Roy L, Hughes T, Muller MC, Ezzeddine R, Countouriotis AM, Kantarjian HM. Dasatinib induces durable cytogenetic responses in patients with chronic myelogenous leukemia in chronic phase with resistance or intolerance to imatinib. Leukemia 22(6):1200-6, 2008. Larson RA, Druker BJ, Guilhot F, O’Brien SG, Riviere GJ, Krahnke T, Gathmann I, Wang Y. Imatinib pharmacokinetics and its correlation with response and safety in chronic-phase chronic myeloid leukemia: a subanalysis of the IRIS study. Blood 111(8):4022-8, 2008. * Knight JA, Skol AD, Shinde A, Hastings D, Walgren RA, Shao J, Tennant TR, Banerjee M, Allan JM, Le Beau MM, Larson RA, Graubert TA, Cox NJ, Onel K. A genome-wide association study to identify novel loci associated with therapy-related myeloid leukemia susceptibility. Blood 113(22):5575-82, 2009. * Qian Z, Mao L, Fernald AA, Yu H, Luo R, Jiang Y, Anastasi J, Valk PJ, Delwel R, Le Beau MM. Enhanced expression of FHL2 leads to abnormal myelopoiesis in vivo. Leukemia, 2009. Nachman, James MD * Stock W, La M, Sanford B, Bloomfield CD, Vardiman JW, Gaynon P, Larson RA, Nachman J. What determines the outcomes for adolescents and young adults with acute lymphoblastic leukemia treated on cooperative group protocols? A comparison of Children’s Cancer Group and Cancer and Leukemia Group B studies. Blood 112(5):1646-54, 2008. # Seibel NL, Steinherz PG, Sather HN, Nachman JB, Delaat C, Ettinger LJ, Freyer DR, Mattano LA Jr, Hastings CA, Rubin CM, Bertolone K, Franklin JL, Heerema NA, Mitchell TL, Pyesmany AF, La MK, Edens C, Gaynon PS. Early postinduction intensification therapy improves survival for children and adolescents with high-risk acute lymphoblastic leukemia: a report from the Children’s Oncology Group. Blood 111(5):2548-55, 2008. French D, Hamilton LH, Mattano LA Jr, Sather HN, Devidas M, Nachman JB, Relling MV. A PAI-1 (SERPINE1) polymorphism predicts osteonecrosis in children with acute lymphoblastic leukemia: a report from the Children’s Oncology Group. Blood 111(9):4496-9, 2008. Odenike, Olatoyosi MD * # Stock W,Undevia SD,Bivins C,Ravandi F,Odenike O,Faderl S,Rich E,Borthakur G,Godley L,Verstovsek S,Artz A,Wierda W,Larson RA,Zhang Y,Cortes J,Ratain MJ,Giles FJ. A phase I and pharmacokinetic study of XK469R (NSC 698215), a quinoxaline phenoxypropionic acid derivative, in patients with refractory acute leukemia. Invest New Drugs 26(4):331-8, 2008. * Klisovic RB, Stock W, Cataland S, Klisovic MI, Liu S, Blum W, Green M, Odenike O, Godley L, Burgt JV, Van Laar E, Cullen M, Macleod AR, Besterman JM, Reid GK, Byrd JC, Marcucci G. A phase I biological study of MG98, an oligodeoxynucleotide antisense to DNA methyltransferase 1, in patients with high-risk myelodysplasia and acute myeloid leukemia. Clin Cancer Res 14(8):2444-9, 2008. * Artz AS, Wickrema A, Dinner S, Godley LA, Kocherginsky M, Odenike O, Rich ES, Stock W, Ulaszek J, Larson RA, van Besien K. Pretreatment C-reactive protein is a predictor for outcomes after reduced-intensity allogeneic hematopoietic cell transplantation. Biol Blood Marrow Transplant 14(11):1209-16, 2008. * # Odenike OM, Larson RA, Gajria D, Dolan ME, Delaney SM, Karrison TG, Ratain MJ, Stock W. Phase I study of the ribonucleotide reductase inhibitor 3-aminopyridine-2-carboxaldehyde-thiosemicarbazone (3-AP) in combination with high dose cytarabine in patients with advanced myeloid leukemia. Invest New Drugs 26(3):233-9, 2008. Le Beau, Michelle PhD * Wetzler M, Donohue KA, Odenike OM, Feldman EJ, Hurd DD, Stone RM, Westerfelt P, Bloomfield CD, Larson RA. Feasibility of administering oblimersen (G3139, Genasense) with imatinib mesylate in patients with imatinib resistant chronic myeloid leukemia--Cancer and leukemia group B study 10107. Leuk Lymphoma 49(7):1274-8, 2008. * Li Z, Lu J, Sun M, Mi S, Zhang H, Luo RT, Chen P, Wang Y, Yan M, Qian Z, Neilly MB, Jin J, Zhang Y, Bohlander SK, Zhang DE, Larson RA, Le Beau MM, Thirman MJ, Golub TR, Rowley JD, Chen J. Distinct microRNA expression profiles in acute myeloid leukemia with common translocations. Proc Natl Acad Sci U S A 105(40):15535-40, 2008. * # Odenike OM, Alkan S, Sher D, Godwin JE, Huo D, Brandt SJ, Green M, Xie J, Zhang Y, Vesole DH, Stiff P, Wright J, Larson RA, Stock W. Histone deacetylase inhibitor romidepsin has differential activity in core binding factor acute myeloid leukemia. Clin Cancer Res 14(21):7095-101, 2008. * # Ellis NA, Huo D, Yildiz O, Worrillow LJ, Banerjee M, Le Beau MM, Larson RA, Allan JM, Onel K. MDM2 SNP309 and TP53 Arg72Pro interact to alter therapy-related acute myeloid leukemia susceptibility. Blood 112(3):741-9, 2008. Onel, Kenan MD, PhD * Kirsammer G, Jilani S, Liu H, Davis E, Gurbuxani S, Le Beau MM, Crispino JD. Highly penetrant myeloproliferative disease in the Ts65Dn mouse model of Down syndrome. Blood 111(2):767-75, 2008. Mullighan CG, Miller CB, Radtke I, Phillips LA, Dalton J, Ma J, White D, Hughes TP, Le Beau MM, Pui CH, Relling MV, Shurtleff SA, Downing JR. BCR-ABL1 lymphoblastic leukaemia is characterized by the deletion of Ikaros. Nature 453(7191):110-4, 2008. Qian Z, Chen L, Fernald AA, Williams BO, Le Beau MM. A critical role for Apc in hematopoietic stem and progenitor cell survival. J Exp Med 205(9):2163-75, 2008. Molecular Genetics & Hematopoiesis Kee, Barbara PhD * # Ellis NA, Huo D, Yildiz O, Worrillow LJ, Banerjee M, Le Beau MM, Larson RA, Allan JM, Onel K. MDM2 SNP309 and TP53 Arg72Pro interact to alter therapy-related acute myeloid leukemia susceptibility. Blood 112(3):741-9, 2008. Kuptsova N, Chang-Claude J, Kropp S, Helmbold I, Schmezer P, von Fournier D, Haase W, Sautter-Bihl ML, Wenz F, Onel K, Ambrosone CB. Genetic predictors of long-term toxicities after radiation therapy for breast cancer. Int J Cancer 122(6):1333-9, 2008. UCCRC SCIEN T IFI C R EPO R T 20 0 9 39 * Knight JA, Skol AD, Shinde A, Hastings D, Walgren RA, Shao J, Tennant TR, Banerjee M, Allan JM, Le Beau MM, Larson RA, Graubert TA, Cox NJ, Onel K. A genome-wide association study to identify novel loci associated with therapyrelated myeloid leukemia susceptibility. Blood 113(22):5575-82, 2009. Onel KB, Huo D, Hastings D, Fryer-Biggs J, Crow MK, Onel K. Lack of association of the TP53 Arg72Pro SNP and the MDM2 SNP309 with systemic lupus erythematosus in Caucasian, African American, and Asian children and adults. Lupus 18(1):61-6, 2009. Rich, Elizabeth MD, PhD * # Stock W,Undevia SD,Bivins C,Ravandi F,Odenike O,Faderl S,Rich E,Borthakur G,Godley L,Verstovsek S,Artz A,Wierda W,Larson RA,Zhang Y,Cortes J,Ratain MJ,Giles FJ. A phase I and pharmacokinetic study of XK469R (NSC 698215), a quinoxaline phenoxypropionic acid derivative, in patients with refractory acute leukemia. Invest New Drugs 26(4):331-8, 2008. * # Gordon MK, Sher D, Karrison T, Kebriaei P, Chuang K, Zhang Y, McDonnell D, Artz A, Godley L, Odenike O, Rich E, Michaelis L, Thirman MJ, Wickrema A, van Besien K, Larson RA, Stock W. Successful autologous stem cell collection in patients with chronic myeloid leukemia in complete cytogenetic response, with quantitative measurement of BCR-ABL expression in blood, marrow, and apheresis products. Leuk Lymphoma 49(3):531-7, 2008. * Artz AS, Wickrema A, Dinner S, Godley LA, Kocherginsky M, Odenike O, Rich ES, Stock W, Ulaszek J, Larson RA, van Besien K. Pretreatment C-reactive protein is a predictor for outcomes after reduced-intensity allogeneic hematopoietic cell transplantation. Biol Blood Marrow Transplant 14(11):120916, 2008. * Dew A, Collins D, Artz A, Rich E, Stock W, Swanson K, van Besien K. Paucity of HLA-identical unrelated donors for African-Americans with hematologic malignancies: the need for new donor options. Biol Blood Marrow Transplant 14(8):938-41, 2008. * Rosenbaum C, Peace D, Rich E, Van Besien K. Granulocyte colonystimulating factor-based stem cell mobilization in patients with sickle cell disease. Biol Blood Marrow Transplant 14(6):719-23, 2008. Arai S, Meagher R, Swearingen M, Myint H, Rich E, Martinson J, Klingemann H. Infusion of the allogeneic cell line NK-92 in patients with advanced renal cell cancer or melanoma: a phase I trial. Cytotherapy 10(6):625-32, 2008. * # Poire X, Artz A, Larson RA, Kline J, Odenike O, Rich E, Godley L, Stock W, van Besien K. Allogeneic stem cell transplantation with alemtuzumab-based conditioning for patients with advanced chronic myelogenous leukemia. Leuk Lymphoma 50(1):85-91, 2009. Rowley, Janet MD, DSc * Li Z, Lu J, Sun M, Mi S, Zhang H, Luo RT, Chen P, Wang Y, Yan M, Qian Z, Neilly MB, Jin J, Zhang Y, Bohlander SK, Zhang DE, Larson RA, Le Beau MM, Thirman MJ, Golub TR, Rowley JD, Chen J. Distinct microRNA expression profiles in acute myeloid leukemia with common translocations. Proc Natl Acad Sci U S A 105(40):15535-40, 2008. Murmann AE, Mincheva A, Scheuermann MO, Gautier M, Yang F, Buitkamp J, Strissel PL, Strick R, Rowley JD, Lichter P. Comparative gene mapping in cattle, Indian muntjac, and Chinese muntjac by fluorescence in situ hybridization. Genetica 134(3):345-51, 2008. Rowley JD, Blumenthal T. Medicine. The cart before the horse. Science 321(5894):1302-4, 2008. Kim YC, Wu Q, Chen J, Xuan Z, Jung YC, Zhang MQ, Rowley JD, Wang SM. The transcriptome of human CD34+ hematopoietic stem-progenitor cells. Proc Natl Acad Sci U S A 106(20):8278-83, 2009. Popovic R, Riesbeck LE, Velu CS, Chaubey A, Zhang J, Achille NJ, Erfurth FE, Eaton K, Lu J, Grimes HL, Chen J, Rowley JD, Zeleznik-Le NJ. Regulation of mir-196b by MLL and its overexpression by MLL fusions contributes to immortalization. Blood 113(14):3314-22, 2009. * Li Z, Luo RT, Mi S, Sun M, Chen P, Bao J, Neilly MB, Jayathilaka N, Johnson DS, Wang L, Lavau C, Zhang Y, Tseng C, Zhang X, Wang J, Yu J, Yang H, Wang SM, Rowley JD, Chen J, Thirman MJ. Consistent deregulation of gene expression between human and murine MLL rearrangement leukemias. Cancer Res 69(3):1109-16, 2009. Rowley JD. Chromosomal translocations: revisited yet again. Blood 112(6):21839, 2008. 40 UCCRC SCIEN T IFI C R EPO R T 20 0 9 Singh, Harinder PhD Laslo P, Pongubala JM, Lancki DW, Singh H. Gene regulatory networks directing myeloid and lymphoid cell fates within the immune system. Semin Immunol 20(4):228-35, 2008. Singh H. PU.1, a shared transcriptional regulator of innate and adaptive immune cell fates. J Immunol 181(3):1595-6, 2008. Reddy KL, Singh H. Using molecular tethering to analyze the role of nuclear compartmentalization in the regulation of mammalian gene activity. Methods 45(3):242-51, 2008. Reynaud D, Demarco IA, Reddy KL, Schjerven H, Bertolino E, Chen Z, Smale ST, Winandy S, Singh H. Regulation of B cell fate commitment and immunoglobulin heavy-chain gene rearrangements by Ikaros. Nat Immunol 9(8):927-36, 2008. Johnson K, Hashimshony T, Sawai CM, Pongubala JM, Skok JA, Aifantis I, Singh H. Regulation of immunoglobulin light-chain recombination by the transcription factor IRF-4 and the attenuation of interleukin-7 signaling. Immunity 28(3):335-45, 2008. Reddy KL, Zullo JM, Bertolino E, Singh H. Transcriptional repression mediated by repositioning of genes to the nuclear lamina. Nature 452(7184):243-7, 2008. Pongubala JM, Northrup DL, Lancki DW, Medina KL, Treiber T, Bertolino E, Thomas M, Grosschedl R, Allman D, Singh H. Transcription factor EBF restricts alternative lineage options and promotes B cell fate commitment independently of Pax5. Nat Immunol 9(2):203-15, 2008. Sipkins, Dorothy MD, PhD Colmone A, Sipkins DA. Beyond angiogenesis: the role of endothelium in the bone marrow vascular niche. Transl Res 151(1):1-9, 2008. Colmone A, Amorim M, Pontier AL, Wang S, Jablonski E, Sipkins DA. Leukemic cells create bone marrow niches that disrupt the behavior of normal hematopoietic progenitor cells. Science 322(5909):1861-5, 2008. Sipkins DA. Chemotherapy and the bone marrow stroma. Leuk Lymphoma 49(1):17-8, 2008. Smith, Sonali MD * # Rosen DS, Smith S, Gurbuxani S, Yamini B. Extranodal hairy cell leukemia presenting in the lumbar spine. J Neurosurg Spine 9(4):374-6, 2008. Kenkre VP, Smith SM. Management of relapsed diffuse large B-cell lymphoma. Curr Oncol Rep 10(5):393-403, 2008. * Smith SM, van Besien K, Carreras J, Bashey A, Cairo MS, Freytes CO, Gale RP, Hale GA, Hayes-Lattin B, Holmberg LA, Keating A, Maziarz RT, McCarthy PL, Navarro WH, Pavlovsky S, Schouten HC, Seftel M, Wiernik PH, Vose JM, Lazarus HM, Hari P. Second autologous stem cell transplantation for relapsed lymphoma after a prior autologous transplant. Biol Blood Marrow Transplant 14(8):904-12, 2008. Smith S. Anti-Bcl2 therapy in chronic myelogenous leukemia. Leuk Lymphoma 49(7):1232-3, 2008. Smith SM, Grinblatt D, Johnson JL, Niedzwiecki D, Rizzieri D, Bartlett NL, Cheson BD. Thalidomide has limited single-agent activity in relapsed or refractory indolent non-Hodgkin lymphomas: a phase II trial of the Cancer and Leukemia Group B. Br J Haematol 140(3):313-9, 2008. Stock, Wendy MD * # Stock W,Undevia SD,Bivins C,Ravandi F,Odenike O,Faderl S,Rich E,Borthakur G,Godley L,Verstovsek S,Artz A,Wierda W,Larson RA,Zhang Y,Cortes J,Ratain MJ,Giles FJ. A phase I and pharmacokinetic study of XK469R (NSC 698215), a quinoxaline phenoxypropionic acid derivative, in patients with refractory acute leukemia. Invest New Drugs 26(4):331-8, 2008. * # Gordon MK, Sher D, Karrison T, Kebriaei P, Chuang K, Zhang Y, McDonnell D, Artz A, Godley L, Odenike O, Rich E, Michaelis L, Thirman MJ, Wickrema A, van Besien K, Larson RA, Stock W. Successful autologous stem cell collection in patients with chronic myeloid leukemia in complete cytogenetic response, with quantitative measurement of BCR-ABL expression in blood, marrow, and apheresis products. Leuk Lymphoma 49(3):531-7, 2008. * # Odenike OM, Larson RA, Gajria D, Dolan ME, Delaney SM, Karrison TG, Ratain MJ, Stock W. Phase I study of the ribonucleotide reductase inhibitor 3-aminopyridine-2-carboxaldehyde-thiosemicarbazone (3-AP) in combination with high dose cytarabine in patients with advanced myeloid leukemia. Invest New Drugs 26(3):233-9, 2008. Rizzieri DA, Feldman E, Dipersio JF, Gabrail N, Stock W, Strair R, Rivera VM, Albitar M, Bedrosian CL, Giles FJ. A phase 2 clinical trial of deforolimus (AP23573, MK-8669), a novel mammalian target of rapamycin inhibitor, in patients with relapsed or refractory hematologic malignancies. Clin Cancer Res 14(9):2756-62, 2008. * Stock W, La M, Sanford B, Bloomfield CD, Vardiman JW, Gaynon P, Larson RA, Nachman J. What determines the outcomes for adolescents and young adults with acute lymphoblastic leukemia treated on cooperative group protocols? A comparison of Children’s Cancer Group and Cancer and Leukemia Group B studies. Blood 112(5):1646-54, 2008. Devetten MP, Hari PN, Carreras J, Logan BR, van Besien K, Bredeson CN, Freytes CO, Gale RP, Gibson J, Giralt SA, Goldstein SC, Gupta V, Marks DI, Maziarz RT, Vose JM, Lazarus HM, Anderlini P. Unrelated donor reduced-intensity allogeneic hematopoietic stem cell transplantation for relapsed and refractory Hodgkin lymphoma. Biol Blood Marrow Transplant 15(1):109-17, 2009. Vardiman, James MD * Ozer O, Zhao YD, Ostler KR, Akin C, Anastasi J, Vardiman JW, Godley LA. The identification and characterisation of novel KIT transcripts in aggressive mast cell malignancies and normal CD34+ cells. Leuk Lymphoma 49(8):1567-77, 2008. * Stock W, La M, Sanford B, Bloomfield CD, Vardiman JW, Gaynon P, Larson RA, Nachman J. What determines the outcomes for adolescents and young adults with acute lymphoblastic leukemia treated on cooperative group protocols? A comparison of Children’s Cancer Group and Cancer and Leukemia Group B studies. Blood 112(5):1646-54, 2008. Pullarkat ST, Vardiman JW, Slovak ML, Rao DS, Rao NP, Bedell V, Said JW. Megakaryocytic blast crisis as a presenting manifestation of chronic myeloid leukemia. Leuk Res 32(11):1770-5, 2008. * # Odenike OM, Alkan S, Sher D, Godwin JE, Huo D, Brandt SJ, Green M, Xie J, Zhang Y, Vesole DH, Stiff P, Wright J, Larson RA, Stock W. Histone deacetylase inhibitor romidepsin has differential activity in core binding factor acute myeloid leukemia. Clin Cancer Res 14(21):7095-101, 2008. * Grinblatt DL, Yu D, Hars V, Vardiman JW, Powell BL, Nattam S, Silverman LR, de Castro C 3rd, Stone RM, Bloomfield CD, Larson RA. Treatment of myelodysplastic syndrome with 2 schedules and doses of oral topotecan: a Randomized Phase 2 Trial by the Cancer and Leukemia Group B (CALGB 19803). Cancer 115(1):84-93, 2009. Thirman, Michael MD Tefferi A, Vardiman JW. Classification and diagnosis of myeloproliferative neoplasms: the, 2008 World Health Organization criteria and point-of-care diagnostic algorithms. Leukemia 22(1):14-22, 2008. * Li Z, Lu J, Sun M, Mi S, Zhang H, Luo RT, Chen P, Wang Y, Yan M, Qian Z, Neilly MB, Jin J, Zhang Y, Bohlander SK, Zhang DE, Larson RA, Le Beau MM, Thirman MJ, Golub TR, Rowley JD, Chen J. Distinct microRNA expression profiles in acute myeloid leukemia with common translocations. Proc Natl Acad Sci U S A 105(40):15535-40, 2008. Wickrema, Amittha PhD * # Gordon MK, Sher D, Karrison T, Kebriaei P, Chuang K, Zhang Y, McDonnell D, Artz A, Godley L, Odenike O, Rich E, Michaelis L, Thirman MJ, Wickrema A, van Besien K, Larson RA, Stock W. Successful autologous stem cell collection in patients with chronic myeloid leukemia in complete cytogenetic response, with quantitative measurement of BCR-ABL expression in blood, marrow, and apheresis products. Leuk Lymphoma 49(3):531-7, 2008. Zhou L, Nguyen AN, Sohal D, Ying Ma J, Pahanish P, Gundabolu K, Hayman J, Chubak A, Mo Y, Bhagat TD, Das B, Kapoun AM, Navas TA, Parmar S, Kambhampati S, Pellagatti A, Braunchweig I, Zhang Y, Wickrema A, Medicherla S, Boultwood J, Platanias LC, Higgins LS. Inhibition of the TGF-beta receptor I kinase promotes hematopoiesis in MDS. Blood 112(8):3434-43, 2008. Chen J, Santillan DA, Koonce M, Wei W, Luo R, Thirman MJ, Zeleznik-Le NJ, Diaz MO. Loss of MLL PHD finger 3 is necessary for MLL-ENL-induced hematopoietic stem cell immortalization. Cancer Res 68(15):6199-207, 2008. * Zhou Y, Uddin S, Zimmerman T, Kang JA, Ulaszek J, Wickrema A. Growth control of multiple myeloma cells through inhibition of glycogen synthase kinase-3. Leuk Lymphoma 49(10):1945-53, 2008. * Li Z, Luo RT, Mi S, Sun M, Chen P, Bao J, Neilly MB, Jayathilaka N, Johnson DS, Wang L, Lavau C, Zhang Y, Tseng C, Zhang X, Wang J, Yu J, Yang H, Wang SM, Rowley JD, Chen J, Thirman MJ. Consistent deregulation of gene expression between human and murine MLL rearrangement leukemias. Cancer Res 69(3):1109-16, 2009. * Kang JA, Zhou Y, Weis TL, Liu H, Ulaszek J, Satgurunathan N, Zhou L, van Besien K, Crispino J, Verma A, Low PS, Wickrema A. Osteopontin regulates actin cytoskeleton and contributes to cell proliferation in primary erythroblasts. J Biol Chem 283(11):6997-7006, 2008. van Besien, Koen MD * Artz AS, Wickrema A, Dinner S, Godley LA, Kocherginsky M, Odenike O, Rich ES, Stock W, Ulaszek J, Larson RA, van Besien K. Pretreatment C-reactive protein is a predictor for outcomes after reduced-intensity allogeneic hematopoietic cell transplantation. Biol Blood Marrow Transplant 14(11):120916, 2008. # Kline J, Subbiah S, Lazarus HM, van Besien K. Autologous graft-versus-host disease: harnessing anti-tumor immunity through impaired self-tolerance. Bone Marrow Transplant 41(6):505-13, 2008. Flowers ME, Apperley JF, van Besien K, Elmaagacli A, Grigg A, Reddy V, Bacigalupo A, Kolb HJ, Bouzas L, Michallet M, Prince HM, Knobler R, Parenti D, Gallo J, Greinix HT. A multicenter prospective phase 2 randomized study of extracorporeal photopheresis for treatment of chronic graft-versus-host disease. Blood 112(7):2667-74, 2008. van Besien KW. Superiority of reduced-intensity conditioning for Hodgkin’s lymphoma. J Clin Oncol 26(24):4045-6, 2008. van Besien K, Carreras J, Bierman PJ, Logan BR, Molina A, King R, Nelson G, Fay JW, Champlin RE, Lazarus HM, Vose JM, Hari PN. Unrelated donor hematopoietic cell transplantation for non-hodgkin lymphoma: long-term outcomes. Biol Blood Marrow Transplant 15(5):554-63, 2009. Martin PJ, Storer BE, Rowley SD, Flowers ME, Lee SJ, Carpenter PA, Wingard JR, Shaughnessy PJ, DeVetten MP, Jagasia M, Fay JW, van Besien K, Gupta V, Kitko C, Johnston LJ, Maziarz RT, Arora M, Jacobson PA, Weisdorf D. Evaluation of mycophenolate mofetil for initial treatment of chronic graftversus-host disease. Blood 113(21):5074-82, 2009. Molecular Genetics & Hematopoiesis * Klisovic RB, Stock W, Cataland S, Klisovic MI, Liu S, Blum W, Green M, Odenike O, Godley L, Burgt JV, Van Laar E, Cullen M, Macleod AR, Besterman JM, Reid GK, Byrd JC, Marcucci G. A phase I biological study of MG98, an oligodeoxynucleotide antisense to DNA methyltransferase 1, in patients with high-risk myelodysplasia and acute myeloid leukemia. Clin Cancer Res 14(8):2444-9, 2008. Patterson ST, Li J, Kang JA, Wickrema A, Williams DB, Reithmeier RA. Loss of specific chaperones involved in membrane glycoprotein biosynthesis during the maturation of human erythroid progenitor cells. J Biol Chem 284(21):14547-57, 2009. Redig AJ, Sassano A, Majchrzak-Kita B, Katsoulidis E, Liu H, Altman JK, Fish EN, Wickrema A, Platanias LC. Activation of Protein Kinase Cη by Type I Interferons. J Biol Chem 284(16):10301-14, 2009. Yamamoto ML, Clark TA, Gee SL, Kang JA, Schweitzer AC, Wickrema A, Conboy JG. Alternative pre-mRNA splicing switches modulate gene expression in late erythropoiesis. Blood 113(14):3363-70, 2009. Zhang, Yanming MD * # Stock W, Undevia SD, Bivins C, Ravandi F, Odenike O, Faderl S, Rich E, Borthakur G, Godley L, Verstovsek S, Artz A, Wierda W, Larson RA, Zhang Y, Cortes J, Ratain MJ, Giles FJ. A phase I and pharmacokinetic study of XK469R (NSC 698215), a quinoxaline phenoxypropionic acid derivative, in patients with refractory acute leukemia. Invest New Drugs 26(4):331-8, 2008. * Li Z, Lu J, Sun M, Mi S, Zhang H, Luo RT, Chen P, Wang Y, Yan M, Qian Z, Neilly MB, Jin J, Zhang Y, Bohlander SK, Zhang DE, Larson RA, Le Beau MM, Thirman MJ, Golub TR, Rowley JD, Chen J. Distinct microRNA expression profiles in acute myeloid leukemia with common translocations. Proc Natl Acad Sci U S A 105(40):15535-40, 2008. UCCRC SCIEN T IFI C R EPO R T 20 0 9 41 * # Gordon MK, Sher D, Karrison T, Kebriaei P, Chuang K, Zhang Y, McDonnell D, Artz A, Godley L, Odenike O, Rich E, Michaelis L, Thirman MJ, Wickrema A, van Besien K, Larson RA, Stock W. Successful autologous stem cell collection in patients with chronic myeloid leukemia in complete cytogenetic response, with quantitative measurement of BCR-ABL expression in blood, marrow, and apheresis products. Leuk Lymphoma 49(3):531-7, 2008. * # Odenike OM, Alkan S, Sher D, Godwin JE, Huo D, Brandt SJ, Green M, Xie J, Zhang Y, Vesole DH, Stiff P, Wright J, Larson RA, Stock W. Histone deacetylase inhibitor romidepsin has differential activity in core binding factor acute myeloid leukemia. Clin Cancer Res 14(21):7095-101, 2008. * Li Z, Luo RT, Mi S, Sun M, Chen P, Bao J, Neilly MB, Jayathilaka N, Johnson DS, Wang L, Lavau C, Zhang Y, Tseng C, Zhang X, Wang J, Yu J, Yang H, Wang SM, Rowley JD, Chen J, Thirman MJ. Consistent deregulation of gene expression between human and murine MLL rearrangement leukemias. Cancer Res 69(3):1109-16, 2009. Zimmerman, Todd MD * Zhou Y, Uddin S, Zimmerman T, Kang JA, Ulaszek J, Wickrema A. Growth control of multiple myeloma cells through inhibition of glycogen synthase kinase-3. Leuk Lymphoma 49(10):1945-53, 2008. Chanan-Khan AA, Niesvizky R, Hohl RJ, Zimmerman TM, Christiansen NP, Schiller GJ, Callander N, Lister J, Oken M, Jagannath S. Phase III randomised study of dexamethasone with or without oblimersen sodium for patients with advanced multiple myeloma. Leuk Lymphoma 50(4):559-65,, 2009. 42 UCCRC SCIEN T IFI C R EPO R T 20 0 9 Selected Major Grants and Awards The Molecular Genetics and Hematopoiesis Program has a funding base of $9,097,675 in annual total costs (current as of July 2009). This sum includes $3,088,137 in NCI funding and $670,795 in other NIH funding. Due to space constraints, only new awards presented since January 1, 2008 with funding of $100,000 or more in annual total costs are listed here. Title Start Date End Date Annual Total Cost Class Le Beau, Michelle Etiology of Alkylator-Induced Myeloid Leukemia 9/1/2008 8/31/2013 $1,667,989 PO1 National Cancer Institute Thirman, Michael Peptide and Small Molecule Therapeutics for Hematologic Malignancies 10/1/2006 9/30/2011 $1,050,000 N/A The Leukemia & Lymphoma Society Kee, Barbara Regulation of Lymphocyte Development by HLH Proteins 7/3/2008 5/31/2013 $292,163 R01 National Cancer Institute Chen, Jianjun The Role and Functional Mechanism of a miRNA Cluster, mir-17-92 in Leukemogenesis 6/1/2008 4/30/2013 $286,661 R01 National Cancer Institute Chen, Jianjun 3UTR Variation of MicroRNA Targets During Stem Cell Differentiation and Hematopoiesis 7/1/2008 6/30/2011 $275,000 N/A Mathers Charitable Foundation Smith, Sonali A Phase 1/2a Open-Label Study of Praletrexate and Gemcitabine with Vitamin B12 and Folic Acid Supplementation in Patients with Relapsed or Refractory Lymphoproliferative Malignancies 7/17/2008 7/16/2010 $241,344 N/A Allos Therrapeutics, Inc. Le Beau, Michelle Mechanisms of Treatment Responsiveness and Resistance in Myeloid Malignancies 10/1/2008 9/30/2013 $229,500 SCOR The Leukemia & Lymphoma Society Rowley, Janet Comparisons of Microarray and MicroRNA for Diagnosis and Prognosis 10/1/2008 9/30/2011 $200,000 N/A The Leukemia & Lymphoma Society Gounari, Fotini Wnt/b-Catenin Signaling in T-Cell Transformation 5/1/2008 4/30/2010 $191,875 R21 National Institutes of Health Larson, Richard A Multi-Center, Open Label, Single Arm Study of Weekly Alvocidib in Patients with Previously Treated B-Cell Chronic Lymphocytic Leukemia (CLL) or Prolymphocytic Leukemia (PLL) Arising from CLL 4/14/2008 4/13/2010 $178,500 N/A Sanofi-Aventis U.S. Inc. Le Beau, Michelle Institutional Research Grant 1/1/2009 12/31/2011 $120,000 58 Godley, Lucy A Phase I, Multi-Dose Study of SGN-33 (antiCD33 mAB, HuM195, lintuzumab) in Patients with Acute Myeloid Leukemia and Myelodysplastic Syndrome 6/25/2008 6/24/2010 $120,000 N/A Seattle Genetics, Inc. Stock, Wendy A Phase 2/3 Study to Evaluate the Safety & Efficacy of Lumiliximab in Combination with Fludarabine, Cyclosphosphamide, and Rituximab Vs. Fludarabine, Cyclophosphamide, and Rituximab Alone in Subjects w/Relapsed Chronic Lymphocytic Lukemia 8/8/2008 8/7/2010 $116,000 N/A Biogen Idec Inc. Kee, Barbara Transcriptional Deregulation and Lymphocyte Transformation 7/1/2008 6/30/2013 $110,000 N/A The Leukemia & Lymphoma Society Smith, Sonali Phase I Dose-Escalation Study of Bruton's Tyrosine Kinase (Btk) Inhibitor PCI-32765 in Recurrent B Cell Lymphoma 10/30/2008 12/31/2009 $104,137 N/A Pharmacyclics, Inc. Funding Agency Molecular Genetics & Hematopoiesis Investigator American Cancer Society UCCRC SCIEN T IFI C R EPO R T 20 0 9 43 P ro g r a m 3 Immunology and Cancer Scanning electron microscope image from normal circulating human blood showing red blood cells and white blood cells, including lymphocytes, a monocyte, a neutrophil, and many small disc-shaped platelets. (Image by B. Wetzel and H. Schaefer, National Cancer Institute) The Program has evolved into an important example of bi-directional translational research, with ideas moving freely between bench and bedside. The overall goals of the Immunology and Cancer therefore, span the following domains: (1) Program are to understand the interface between fundamental investigations in immunology that the host immune system and malignant tumors have relevance to the cancer context; (2) mouse and, ultimately, to manipulate the interaction to models of anti-tumor immunity; and (3) clinical promote immune-mediated tumor destruction in studies of human anti-tumor immunity and novel patients with cancer. The Program has evolved immunotherapies. Observations made in studies into an important example of bi-directional of basic immunologic concepts direct the design of translational research, with ideas moving freely preclinical and clinical investigations, and results between bench and bedside, and consists of 21 of clinical studies generate new hypotheses that members (one of whom is a Howard Hughes are being addressed back in murine systems. Immunology & Cancer Overview & Goals investigator) derived from 6 departments. The Immunology and Cancer Program aims to understand all definable aspects of immune response against tumors, which will be vital for developing and optimizing immune-based Program Leader: cancer therapeutics. The scientific goals, Thomas Gajewski, MD, PhD UCCRC SCIEN T IFI C R EPO R T 20 0 9 45 Members 46 Investigator* Rank Department Erin Adams PhD Assistant Professor Biochemistry and Molecular Biology Maria-Luisa Alegre MD, PhD Associate Professor Medicine Albert Bendelac MD, PhD Professor Pathology Anita Chong PhD Professor Surgery Marcus Clark MD Professor Medicine Yang-Xin Fu MD, PhD Professor Pathology Thomas Gajewski MD, PhD Associate Professor Pathology Tatyana Golovkina PhD Associate Professor Microbiology Jose Guevara-Patino MD, PhD Assistant Professor Surgery Bana Jabri MD, PhD Associate Professor Medicine Justin Kline MD Assistant Professor Medicine Vinay Kumar MD, PhD Professor Pathology Maciej Lesniak MD Associate Professor Surgery Mark McKee MD Associate Professor Surgery Vu Nguyen MD Assistant Professor Medicine Glenn Randall PhD Assistant Professor Microbiology Raymond Roos MD Professor Neurology Hans Schreiber MD, PhD Professor Pathology Anne Sperling PhD Associate Professor Medicine Ursula Storb MD Professor Molecular Genetics and Cell Biology Ping Yu MD Instructor Pathology Jian Zhang MD Assistant Professor Medicine UCCRC SCIEN T IFI C R EPO R T 20 0 9 * Reflects all Program membership during 2008-2009 Featured Faculty Research Summaries† Immunology & Cancer Research themes in the Immunology and Cancer Program represent a spectrum of topics in fundamental immunology, preclinical models of tumor immunology, and immunotherapy clinical trials. Although a major focus of the general cancer immunology community has been on adaptive T cell responses against tumor antigens and how to increase their frequency and efficacy, this program has expanded efforts to investigate innate immunity as it relates to host awareness of tumor presence. The interface between the innate and adaptive segments of the immune system likely is a major determining factor dictating whether immune-mediated tumor control is successful. In addition, our program has focused significantly on understanding features of the tumor microenvironment as they relate to the success versus failure of immune-mediated tumor destruction. Highlights for some major research themes are outlined below. Fundamental Immunology Albert Bendelac, MD, PhD Professor of Pathology Dr. Bendelac studies a subset of T cells called NKT cells. NKT cells are viewed to be a component of the innate immune system in that they express a memorylike surface phenotype in the periphery and can rapidly produce effector cytokines without need of a differentiation step following activation. Dr. Bendelac’s laboratory has made multiple seminal observations on the biology of NKT cells. His group has used novel approaches to identify the ligands of the invariant NKT cell T cell receptor. Specifically, this TCR recognizes glycolipid antigens presented by CD1d molecules. Such Use of the UCCRC’s Leica SP5 AOBS spectral 2-photon confocal microscope, designed for live cell imaging. ligands can be derived from pathogen-infected tissues, or by upregulated expression of normal products in self-tissues. It is thought that the latter represents the mechanism by which NKT cells can become activated by tumor cells. Recently, the Bendelac team has deciphered key mechanisms that govern the development of the NKT cell subset. Using gene expression profiling and confirmatory approaches, the transcription factor PLZF has been found to be necessary for NKT cell development. PLZF-deficient mice failed to expand and differentiate NKT cells in the thymus. Interestingly, it also has been observed that PLZF regulates the development of a subset of γδ T cells that have an innate-type phenotype. Together, these data have identified a specific transcriptional program that directs the development of subsets of T cells having an innate signature. These results increase our understanding of NKT cell biology that should guide further interrogation into their role in anti-tumor immune responses. Erin Adams, PhD Assistant Professor of Biochemistry and Molecular Biology The research in Dr. Adams’ laboratory focuses on studying the molecular principles of immune recognition, particularly in a subset of T cells called γδ T cells. Although they can express a diverse repertoire of T cell receptors (TCRs), γδ cells are viewed as part of the innate immune system. These cells predominate in the epithelial tissues and, in some cases, have the ability to directly recognize and lyse tumor cells. The laboratory seeks to understand immune cell receptor-mediated signaling responsible for the discrimination of self versus non-self, and the factors that contribute to either enhanced auto-reactivity (auto-immune diseases) or those used by pathogens or tumors to evade immune detection. In contrast to the more abundant αβ T cells which express an αβ TCR, γδ T cells probe their environment through a structurally similar, yet distinct, γδ TCR. Although many of the antigens for antibodies † Note: Due to space constraints, only a small representative sample of Program members is presented here. UCCRC SCIEN T IFI C R EPO R T 20 0 9 47 and αβ TCRs are well known, the ligands recognized by γδ TCRs as antigenic determinants remain much of a mystery. In addition, whether the diversity generated by the rearrangement process is even necessary for antigen recognition by these receptors remains unclear. For known ligands, the molecular details of antigenic recognition are still unknown. The Adams laboratory seeks to define the role(s) of these cells in the immune response, specifically against cancer, by 1) defining the ligands they recognize in these tissues; and 2) understanding the molecular details of γδ TCR ligand recognition and how this is altered in self/non-self discrimination. A major set of projects pursued in the lab focuses on γδ TCR recognition of nonclassical MHC molecules. The γδ T cell population that recognizes T22 shares a simple motif in one of the antigen recognition loops of its TCRs: Trp (W) followed by a conserved EGYEL block of amino acids. Across the TCRs examined, there is variation in the number and nature of amino acid residues between the W and EGYEL. Dr. Adams has previously shown how one of the T22 reactive TCRs uses this motif to bind to T22. By solving the three dimensional structure of the G8 γδ TCR with T22, the majority of the binding interface between the TCR and T22 was shown to involve the CDR3d loop that contains the W…EGYEL motif. Furthermore, the study demonstrated that transferring the CDR3d loop, from these T22 reactive γδ TCRs to a naïve αβ TCR (used as a scaffold), endowed the scaffold with T22 binding ability, with affinities greater than that of the wildtype TCRs. The Adams laboratory is also studying three γδ TCRs that bind to the human nonclassical major histocompatibility complex (MHC) molecule, CD1c. Unlike T22, which does not bind and present a variable ligand, CD1c binds a variety of lipid molecules. These lipids are anchored in the CD1c molecule by their lipid tails, which are accommodated in hydrophobic “tunnels” buried in the CD1c core. The head groups of the lipids, which come from a variety of sources, are exposed to the outer solvent and, presumably, the TCRs that bind to this surface. The laboratory is currently pursuing the three dimensional structure of CD1c and defining the lipid antigens that are recognized as antigenic determinants by γδ TCRs. Together, these fundamental studies on NKT cells and γδ T cells are increasing our understanding of the development, function, and receptor-mediated activation of these less- abundant, though critically important, lymphocyte subsets from the innate immune system. These biologic principles will guide studies of innate recognition of tumors in other model systems, and ultimately should point to new opportunities for therapeutic intervention. In Vivo Tumor Immunology Hans Schreiber, MD, PhD Professor of Pathology Dr. Schreiber’s laboratory focuses research efforts on understanding the roles of tumor stromal cell elements, both in supporting tumor growth and in mediating resistance to immune-mediated tumor rejection. Using mouse models, Dr. Schreiber’s group was among the first to demonstrate that a subset of myeloid-lineage cells was important to aid in the growth of implanted tumors, and that depletion of these Gr1+ cells could result in tumor regression. Another critical discovery from the Schreiber laboratory is the observation that for T cells to be able to reject a tumor in vivo, tumor antigens need to be “crosspresented” by host antigen presenting cells. While this might be important for the initial priming and activation of anti-tumor T cells, it also could participate at the effector phase of the anti-tumor immune response. In fact, the Schreiber group has shown that adoptively transferred tumor antigen-specific T cells, when they work effectively, must kill both the tumor cells and the stromal cell elements within the tumor microenvironment. This has been a paradigm-shifting observation that is changing the way people think about T cell-mediated tumor destruction. Using this adoptive T cell transfer system as a model, the Schreiber laboratory has more recently deciphered the mechanisms by which effective tumor elimination occurs. Indeed, they have observed that immune-mediated elimination of tumor stromal 48 UCCRC SCIEN T IFI C R EPO R T 20 0 9 cells depends on IFN-γ and TNF, and that the stromal cells themselves must express receptors for these cytokines. Therefore, this “bystander killing” of the tumor through destruction of stromal cells in the tumor microenvironment is cytokinemediated. Together, these results argue for the importance of stromal cells in supporting tumor growth and indicate the utility in targeting stromal cells as a component of immunotherapeutic interventions. They also suggest that the interaction between T cells and stromal cells in human anti-tumor immune responses should be similarly investigated in cancer patients. Yang-Xin Fu, MD, PhD Professor of Pathology Cross-talk between immune cells and stromal cells can establish a microenvironment that is necessary for lymphoid tissue about the molecular mechanisms that underlie the interactions between lymphocytes and stromal cells. Dr. Fu proposes that lymphotoxin (LT) from T cells and LTβR on stromal cells establishes a lymphoid microenvironment for cross-talk and efficient and self-contained immune responses. More specifically, a set of distinct adhesion molecules and tissue chemokines Immunology & Cancer development, central and peripheral tolerance, and efficient migration of immune responses. However, little is known from stromal cells are regulated by lymphocytes for a flexible, delicate, and rapid immune response inside and outside lymphoid tissues. Studies in the Fu laboratory have revealed that lymphotoxin, tumor necrosis factor (TNF), and LIGHT (another ligand for LT receptor) are key cytokines for establishing organized lymphoid structures inside and outside lymphoid organs/tissues critical for the organization of immune responses. Through gene targeting and antibody stimulation/blockade of LT/LIGHT core family members on different lymphocytes, the Fu group has revealed the contribution of the LT/LIGHT pathway in the formation of primary and secondary lymphoid tissues and the development of various immune responses at the cellular and molecular level. These molecular pathways can be applied to the tumor context to generate potent antitumor immune responses that are capable of promoting complete tumor rejection in vivo. One issue in anti-tumor immunity is that lack of effective infiltration of immune cells and proper expression of costimulatory molecules prevents effective immune response against established tumors. Understanding of the biology of LIGHT has enabled the Fu group to study the creation of a lymphoid-like microenvironment as a new strategy to promote tumor control. When expressed in the tumor microenvironment, LIGHT signals via the LTβR on stromal cells which attracts T cells and other immune cells into tumor sites. In addition, LIGHT co-activates T cells via a second receptor, HVEM. Together, these signals cause the development of lymphoid-like structures within those tumors, which allows activation of tumor-specific T cells and promotes tumor destruction. The Fu laboratory is currently focusing on different delivery systems to target LIGHT to tumor sites. These include adenoviral vectors for intratumoral injection, and coupling LIGHT to monoclonal antibodies. Combination strategies integrating LIGHT expression with conventional cancer therapeutics also are being explored. Optimal strategies that are most effective in mice will be moved forward into clinical application. Clinical/Translational Cancer Immunology Thomas Gajewski, MD, PhD Associate Professor of Pathology and Medicine Dr. Gajewski’s research team studies fundamental aspects of T cell regulation as they are relevant for the cancer context, applies this information towards preclinical models of anti-tumor immunity, and then uses this information to guide the development of new immunotherapeutic approaches in cancer patients. The team has developed a vaccine approach utilizing tumor antigen peptides combined with the cytokine IL-12. This approach has progressed from mouse preclinical experiments through phase I and phase II clinical trials in patients with advanced melanoma. Clinically, vaccination has resulted in a response rate of approximately 10% and stable disease rate of 20%. Because not all patients respond to this therapy, intensive investigations have been pursued to identify biologic characteristics of patients and tumors that may be associated with clinical benefit. Pre-treatment tumor biopsy gene expression profiling has identified a Dr. Thomas Gajewski UCCRC SCIEN T IFI C R EPO R T 20 0 9 49 transcriptional profile in the tumor site that is associated with response versus resistance to active immunization. This analysis has revealed new key steps in the anti-tumor immune response that may dictate whether anti-tumor T cells can succeed in causing tumor rejection. These new concepts are being studied in preclinical models, and those studied have revealed new approaches that are being moved forward back into clinical application. The above gene expression profiling experiments have indicated three levels of barrier that could govern efficacy of anti-tumor immune responses. First, some tumors show evidence of innate immune activation centered on type I IFNs, which is associated with the presence of activated T cells. Mouse experiments have confirmed that host type I IFNs are necessary for spontaneous priming of anti-tumor T cells. Therefore, intratumoral application of type I IFNs may represent an attractive strategy to move forward clinically. Second, only a subset of tumors express chemokines that are capable of recruiting activated T cells into the tumor microenvironment. Tumors that lack chemokines are poor at attracting appropriately activated T cells into tumor sites and, thus, can be resistant to immune-mediated attack. Therefore, strategies to induce chemokine production within tumor sites also are attractive to consider for clinical translation. Third, tumors that do show evidence of inflammation and successfully attract activated T cells paradoxically express several immune-suppressive pathways that block the activity of T cells at the tumor site. These include the inhibitory ligand PD-L1 that engages the negative regulatory receptor PD-1 on T cells; the tryptophan-catabolizing enzyme indoleamine-2,3-dioxygenase (IDO) that has been shown to induce peripheral tolerance; and FoxP3+ regulatory T cells (Tregs). In addition, lack of B7 costimulatory molecules supports a state of T cell anergy. Together, these four suppressive mechanisms create a tumor microenvironment that blocks the ability of tumor antigen-specific T cells to induce tumor rejection. Preclinical models have indicated that interference with one or more of these mechanisms can powerfully improve immune-mediated tumor control in vivo. Strategies to translate these approaches into the clinic are underway. Justin Kline, MD Assistant Professor of Medicine The Kline laboratory studies putative immune evasion mechanisms in pre-clinical cancer models, with the overall goal of developing strategies aimed at their reversal in order to improve anti-tumor immune responses in ways that can be translated into clinical application. The work has largely centered around two mechanisms, the first being suppression of conventional T cells by regulatory T cells (Tregs), a suppressive population of CD4+ T cells. Tregs can potently inhibit anti-tumor immune responses both in mouse models and in cancer patients. A second mechanism is T cell anergy. The Kline laboratory has developed strategies to reverse anergy, which can have a profound impact on tumor rejection. One such approach that is amenable to clinical translation is through homeostatic proliferation in a lymphopenic host. Pre-clinical research from the laboratory suggests that when Tregs are depleted from a purified population of polyclonal T cells, prior to adoptive transfer into a host rendered lymphopenic following the administration of low doses of total body irradiation, potent immunemediated tumor rejection ensues. Mechanistic studies have suggested that the combination of Treg depletion and homeostatic proliferation leads to augmented priming and sustained effector function of tumor-antigen specific T cells. This approach has demonstrated success in both pre-clinical solid tumor and hematological malignancy models, suggesting its potential translation to a broad variety of cancer patients. These data have motivated the development of clinical approaches to deplete Tregs and/or reverse T cell anergy. The Kline team is currently developing a phase I/II study in to translate these pre-clinical findings toward cancer patients. In the phase I portion of the study, cohorts of patients with advanced melanoma will undergo a steady-state leukapheresis, from which T cells will be purified and Treg will be depleted. Subsequently, patients will be assigned to receive escalating fractions of low-dose total body irradiation (50-200 cGy) to determine a non-myeloablative dose, which successfully depletes conventional T cells and Treg and permits the homeostatic proliferation of adoptively-transferred Treg-depleted T cells. Once the optimal dose of total body irradiation has been determined, the phase II portion of the trial will begin, in which patients will additionally receive a cancer vaccine. Immune responses will be monitored by IFN-γ ELISpot and MHC tetramer analysis to determine whether vaccination is capable of augmenting anti-tumor immune responses seen following adoptive T cell transfer alone. Future studies will continue to investigate negative regulatory mechanisms in the laboratory setting, where promising findings can be translated into early-phase clinical studies for patients with cancer. 50 UCCRC SCIEN T IFI C R EPO R T 20 0 9 Additional Program Highlights* Research •• Endocytic sequestration of the B cell antigen receptor and toll-like receptor 9 in anergic cells (Intraprogrammatic). Marcus Clark, MD, Marisa Alegre, MD, PhD, and colleagues have studied the cell biology of B cell anergy. They have found that anergic B cells, which are refractory to toll-like receptor (TLR) activation by nucleoprotein autoantigens, show sequestration of the B cell antigen receptor (BCR) and TLR9 just outside late endosomes. These results provide an explanation for why anergic B cells are refractory to both BCR and TLR-mediated activation, an observation which has relevance both for autoimmunity and for Immunology & Cancer anti-tumor antibody responses against self proteins (O’Neill et al. Proc Natl Acad Sci U S A 106:6262-7, 2009). •• Cytosolic PLA2 is required for CTL-mediated immunopathology of celiac disease via NKG2D and IL-15. Bana Jabri, MD, PhD and colleagues have continued investigations into the mechanisms by which CD8+ T cells mediate pathology in celiac disease. The have found that IL-15 and the NKG2D receptor Drs. Maciej Lesniak (left) and Kelly Nicholas (right) act together to promote local tissue destruction. Analysis of signal transduction events has indicated that cytosolic phospholipase A2 (PLA2) is activated to generate arachidonic acid release, which is necessary for the activity of these cells. This represents a distinct mechanism of activation of cytotoxic T lymphocytes (CTLs) via a non-T cell receptor-dependent pathway. Such strategies also could be exploited to promote immunemediated tumor destruction (Tang et al. J Exp Med. 206:707-19, 2009). •• TLR signals promote IL-6/IL-17-dependent transplant rejection (Intraprogrammatic). Marisa Alegre, MD, PhD and Anita Chong, PhD, along with their colleagues, have continued to explore the mechanism by which TLR agonists can break peripheral immunologic tolerance and promote rejection of transplanted allografts in vivo. They have observed that the TLR9 agonist, CpG, can prevent transplant tolerance through a mechanism which involves induction of TH17phenotype cells. These results have implications for how to approach breaking of peripheral tolerance against growing tumors in vivo (Chen et al. J Immunol. 182:6217-25, 2009). •• Therapeutic effects of ablative radiation on local tumors requires CD8+ T cells: changing strategies for cancer treatment (Interprogrammatic). The laboratories of Yang-Xin Fu, MD, PhD and Ralph Weichselbaum, MD (Clinical and Experimental Therapeutics Program) have explored the mechanisms by which high-dose radiation can effectively destroy tumors in mouse models in vivo. Contrary to expectations, they found that the efficacy of radiation depended significantly upon participation by the host immune system. Thus, similar to certain chemotherapeutic drugs, CD8+ T cells are required for in vivo therapeutic efficacy. These observations have implications for how radiation should be optimally integrated with other immunomodulatory interventions in the clinic (Lee et al. Blood 114:589-95, 2009). •• A safety and efficacy study of local delivery of interleukin-12 transgene by PPC polymer in a model of experimental glioma. Matt Lesniak, MD and colleagues have investigated local immunotherapeutic strategies that could support the control of intracranial glioma tumors in mice. They found that delivery of the cytokine IL-12, as a plasmid in a novel polymeric vehicle, could significantly improve tumor control and survival in mice, an effect which was synergistic with biodegradable carmustine (BCNU) chemotherapy. A similar approach has potential for clinical translation in glioma patients. (Sonabend et al. Anticancer Drugs 19:133-42, 2008). * Due to space constraints, only a small representative sample of Program highlights is presented here. UCCRC SCIEN T IFI C R EPO R T 20 0 9 51 •• The impact of regulatory T cells on T cell immunity following hematopoeitic cell transplantation. Vu Nguyen, MD has explored the impact of regulatory T cells (Tregs) in the context of graft-versus-host disease (GVHD) in allogeneic bone marrow transplantation. Results indicate that Tregs suppress GVHD and enhance lymphoid reconstitution in a mouse model. Along with previous results showing that a graft-versus-tumor effect was preserved, these observations form a foundation for developing Treg-adoptive therapy protocols for patients undergoing allogeneic stem cell transplantation (Nguyen et al. Blood 111:945-53, 2008). •• The HLA-A2-Restricted PSMA Peptide LLHETDSAV is Poorly Immunogenic in Patients with Metastatic Prostate Cancer (Interprogrammatic). Thomas Gajewski, MD, PhD, Walter Stadler, MD, (Clinical and Experimental Therapeutics Program) and colleagues have pursued a clinical vaccination strategy for prostate cancer involving prostate-specific membrane antigen (PSMA) as a potential antigen for T-cell recognition. In their study, which utilized PSMA peptide LLHETDSAV-pulsed peripheral blood mononuclear cells (PBMC) + IL-12, they found that the vaccine was well-tolerated but did not generate a clinical response. This was due to poor immunogenicity of this particular antigen. The results suggest that alternative prostate cancer antigens should be pursued and establish a paradigm for carrying out additional immunotherapy trials in patients with genitourinary malignancies (Knight et al. Prostate 69:142-148, 2008). •• Chemokine expression in melanoma metastases associated with CD8+ T cell recruitment (Intraprogrammatic). Thomas Gajewski, MD, PhD, Mark McKee, MD, and colleagues have studied the gene expression profile of melanoma metastases from individual patients. They have observed that a subset of tumors expresses chemokines that can recruit activated T cells into tumor sites. Mouse xenograft models have confirmed that high chemokine-expressing melanoma cell lines show markedly augmented attraction of activated CD8+ T cells into the tumor microenvironment. These studies imply that improving T cell homing may represent a novel strategy to improve immune-mediated tumor control in vivo (Harlin et al. Cancer Res 69:3077-85, 2009). Selected New Funding •• Tatyana Golovkina, PhD is the recipient of a National Cancer Institute R01 award to identify mechanisms of retrovirus resistance in I/LnJ mice. Under control of a single recessive gene, virus infectivity controller 1 (vic1), these mice confer sustained resistance to both Mammary Tumor Virus (MMTV) and Murine Leukemia Virus (MuLV) infection. Dr. Golovkina aims to further characterize the expression and function of vic1. •• Lead investigator Hans Schreiber, MD, PhD, along with colleagues Thomas Gajewski, MD, PhD and Yang-Xin Fu, MD, PhD has successfully competed for renewal of their program project, funded by the National Cancer Institute (P01), aimed to improve the destructive power of CD8+ T cells and find strategies for enlisting additional mechanisms and treatments in a synergistic manner. The results of these studies should highlight new strategies for therapeutic manipulation that could be considered for clinical application in the future. •• Justin Kline, MD was awarded a grant from the National Cancer Institute (K23) to investigate the effectiveness of total body irradiation in inducing lymphopenia in cancer patients, and determine whether homeostatic proliferation of autologous polyclonal T cells depleted of regulatory T cells occurs following transfer to such irradiated hosts. This research, if successful, could serve as a platform for future clinical trials and may have a significant impact on the delivery of novel cancer immunotherapeutic strategies to patients. •• Anne Sperling, PhD was awarded an S10 shared instrumentation grant from the National Center for Research Resources for a new, high sensitivity, 14-paramter BD LSRII flow cytometer in the University of Chicago Flow Cytometry Core Facility. This instrumentation provides state-of-the-art technology for identifying and enumerating individual living cells in a precise and rapid fashion, and serves as an indispensible tool for numerous areas of biomedical research, including host defense, autoimmune diseases, and mechanisms of cancer and immunology. 52 UCCRC SCIEN T IFI C R EPO R T 20 0 9 •• Ursula Storb, MD was the recipient of an R21 grant from the National Institute of Allergy and Infectious Diseases to study the mechanism by which the cytidine deaminase, AID, interacts with sequences in which it deaminates cytidine to uridine. This process initiates somatic hypermutation of immunoglobulin genes, which can result in highly specific antibodies against pathogens or cause lymphoid malignancies and autoimmunity. •• Vu Nguyen, MD received a Mentored Clinical Scientist Research Career Development award (K08) from the National Institutes of Health to investigate the properties of ex vivo expanded CD4+CD25+ regulatory T cells (Treg) in animal models of hematopoietic cell transplantation (HCT). This project will help determine whether ex vivo expanded Treg adds benefit to HCT, which is potentially curative for a variety of hematologic cancers, but is limited in application by graft versus host disease and the lack of donors. glioma. Dr. Lesniak, along with co-investigators Thomas Gajewski, MD, PhD and Yang-Xin Fu, MD, PhD, aim to elucidate the mechanisms leading to CD4+CD25+ regulatory T cell (Treg) infiltration and suppression in glioblastoma multiforme (GBM), the most common primary malignant tumor of the adult central nervous system. Immunology & Cancer •• Maciej Lesniak, MD is the recipient of a National Institutes of Health R01 award to study regulatory T cells in malignant New Faculty Recruitments and UCCRC Members Vu Nguyen, MD’s research examines the development and function of regulatory T cells in models of hematologic malignancies and stem cell transplantation. The goal of his research is to develop targeted molecular and cellular treatment strategies that separate graft-versus-host disease from the beneficial graft-versus-tumor reaction. UCCRC SCIEN T IFI C R EPO R T 20 0 9 53 Selected Publications Ma L, Xiang Z, Sherrill TP, Wang L, Blackwell TS, Williams P, Chong A, Chari R, Yin DP. Bioluminescence imaging visualizes activation of nuclear factorkappaB in mouse cardiac transplantation. Transplantation 85(6):903-10, 2008. # : Interprogrammatic Collaboration * Chen L, Ahmed E, Wang T, Wang Y, Ochando J, Chong AS, Alegre ML. TLR signals promote IL-6/IL-17-dependent transplant rejection. J Immunol 182(10):6217-25, 2009. * : Intraprogrammatic Collaboration Adams, Erin PhD Adams EJ, Strop P, Shin S, Chien YH, Garcia KC. An autonomous CDR3delta is sufficient for recognition of the nonclassical MHC class I molecules T10 and T22 by gammadelta T cells. Nat Immunol 9(7):777-84, 2008. Alegre, Maria-Luisa MD, PhD * Alegre ML, Leemans J, Le Moine A, Florquin S, De Wilde V, Chong A, Goldman M. The multiple facets of toll-like receptors in transplantation biology. Transplantation 86(1):1-9, 2008. * Alegre ML, Goldstein DR, Chong AS. Toll-like receptor signaling in transplantation. Curr Opin Organ Transplant 13(4):358-65, 2008. * Chen L, Ahmed E, Wang T, Wang Y, Ochando J, Chong AS, Alegre ML. TLR signals promote IL-6/IL-17-dependent transplant rejection. J Immunol 182(10):6217-25, 2009. * O’Neill SK, Veselits ML, Zhang M, Labno C, Cao Y, Finnegan A, Uccellini M, Alegre ML, Cambier JC, Clark MR. Endocytic sequestration of the B cell antigen receptor and toll-like receptor 9 in anergic cells. Proc Natl Acad Sci U S A 106(15):6262-7, 2009. * Alegre ML, Chen L, Wang T, Ahmed E, Wang CR, Chong A. Antagonistic effect of toll-like receptor signaling and bacterial infections on transplantation tolerance. Transplantation 87(9 Suppl):S77-9, 2009. * Molinero LL, Yang J, Gajewski T, Abraham C, Farrar MA, Alegre ML. CARMA1 controls an early checkpoint in the thymic development of FoxP3+ regulatory T cells. J Immunol 182(11):6736-43, 2009. Zimmer MI, Nguyen HP, Wang B, Xu H, Colmone A, Felio K, Choi HJ, Zhou P, Alegre ML, Wang CR. Polymorphisms in CD1d affect antigen presentation and the activation of CD1d-restricted T cells. Proc Natl Acad Sci U S A 106(6):190914, 2009. Bendelac, Albert MD, PhD Savage AK, Constantinides MG, Han J, Picard D, Martin E, Li B, Lantz O, Bendelac A. The transcription factor PLZF directs the effector program of the NKT cell lineage. Immunity 29(3):391-403, 2008. Zajonc DM, Savage PB, Bendelac A, Wilson IA, Teyton L. Crystal structures of mouse CD1d-iGb3 complex and its cognate Valpha14 T cell receptor suggest a model for dual recognition of foreign and self glycolipids. J Mol Biol 377(4):1104-16, 2008. Allende ML, Zhou D, Kalkofen DN, Benhamed S, Tuymetova G, Borowski C, Bendelac A, Proia RL. S1P1 receptor expression regulates emergence of NKT cells in peripheral tissues. FASEB J 22(1):307-15, 2008. # Dose M, Sleckman BP, Han J, Bredemeyer AL, Bendelac A, Gounari F. Intrathymic proliferation wave essential for Vα 14+ natural killer T cell development depends on c-Myc. Proc Natl Acad Sci U S A 106(21):8641-6, 2009. Yin N, Long X, Goff RD, Zhou D, Cantu C 3rd, Mattner J, Mezard PS, Teyton L, Bendelac A, Savage PB. Alpha anomers of iGb3 and Gb3 stimulate cytokine production by natural killer T cells. ACS Chem Biol 4(3):199-208, 2009. Chong, Anita PhD * Alegre ML, Leemans J, Le Moine A, Florquin S, De Wilde V, Chong A, Goldman M. The multiple facets of toll-like receptors in transplantation biology. Transplantation 86(1):1-9, 2008. * Alegre ML, Goldstein DR, Chong AS. Toll-like receptor signaling in transplantation. Curr Opin Organ Transplant 13(4):358-65, 2008. Li Y, Ma L, Yin D, Shen J, Chong AS. Long-term control of alloreactive B cell responses by the suppression of T cell help. J Immunol 180(9):6077-84, 2008. * Wang T, Chen L, Ahmed E, Ma L, Yin D, Zhou P, Shen J, Xu H, Wang CR, Alegre ML, Chong AS. Prevention of allograft tolerance by bacterial infection with Listeria monocytogenes. J Immunol 180(9):5991-9, 2008. 54 UCCRC SCIEN T IFI C R EPO R T 20 0 9 Clark, Marcus MD * O’Neill SK, Veselits ML, Zhang M, Labno C, Cao Y, Finnegan A, Uccellini M, Alegre ML, Cambier JC, Clark MR. Endocytic sequestration of the B cell antigen receptor and toll-like receptor 9 in anergic cells. Proc Natl Acad Sci U S A 106(15):6262-7, 2009. Mandal M, Crusio KM, Meng F, Liu S, Kinsella M, Clark MR, Takeuchi O, Aifantis I. Regulation of lymphocyte progenitor survival by the proapoptotic activities of Bim and Bid. Proc Natl Acad Sci U S A 105(52):20840-5, 2008. Fu, Yang-Xin MD, PhD * Yu P, Fu YX. Targeting tumors with LIGHT to generate metastasis-clearing immunity. Cytokine Growth Factor Rev 19(3-4):285-94, 2008. * Zhang B, Zhang Y, Bowerman NA, Schietinger A, Fu YX, Kranz DM, Rowley DA, Schreiber H. Equilibrium between host and cancer caused by effector T cells killing tumor stroma. Cancer Res 68(5):1563-71, 2008. Zhu M, Fu YX. Coordinating development of medullary thymic epithelial cells. Immunity 29(3):386-8, 2008. Papa S, Zazzeroni F, Fu YX, Bubici C, Alvarez K, Dean K, Christiansen PA, Anders RA, Franzoso G. Gadd45beta promotes hepatocyte survival during liver regeneration in mice by modulating JNK signaling. J Clin Invest 118(5):1911-23, 2008. Zhao J, Yang X, Auh SL, Kim KD, Tang H, Fu YX. Do adaptive immune cells suppress or activate innate immunity?. Trends Immunol 30(1):8-12, 2009. Zhao J, Kim KD, Yang X, Auh S, Fu YX, Tang H. Hyper innate responses in neonates lead to increased morbidity and mortality after infection. Proc Natl Acad Sci U S A 105(21):7528-33, 2008. # Lee Y, Auh SL, Wang Y, Burnette B, Wang Y, Meng Y, Beckett M, Sharma R, Chin R, Tu T, Weichselbaum RR, Fu YX. Therapeutic effects of ablative radiation on local tumor require CD8+ T cells: changing strategies for cancer treatment. Blood 114(3):589-95, 2009. Gajewski, Thomas MD, PhD # Knight D, Peterson AC, Rini BI, Harlin H, Gajewski TF, Stadler WM. The HLA-A2-restricted PSMA peptide LLHETDSAV is poorly immunogenic in patients with metastatic prostate cancer. Prostate 69(2):142-8, 2009. * Kline J, Brown IE, Zha YY, Blank C, Strickler J, Wouters H, Zhang L, Gajewski TF. Homeostatic proliferation plus regulatory T-cell depletion promotes potent rejection of B16 melanoma. Clin Cancer Res 14(10):3156-67, 2008. Zheng Y, Zha Y, Gajewski TF. Molecular regulation of T-cell anergy. EMBO Rep 9(1):50-5, 2008. * Harlin H, Meng Y, Peterson AC, Zha Y, Tretiakova M, Slingluff C, McKee M, Gajewski TF. Chemokine expression in melanoma metastases associated with CD8+ T-cell recruitment. Cancer Res 69(7):3077-85, 2009. Praveen K, Zheng Y, Rivas F, Gajewski TF. Protein kinase Ctheta focusing at the cSMAC is a consequence rather than cause of TCR signaling and is dependent on the MEK/ERK pathway. J Immunol 182(10):6022-30, 2009. Camacho LH, Antonia S, Sosman J, Kirkwood JM, Gajewski TF, Redman B, Pavlov D, Bulanhagui C, Bozon VA, Gomez-Navarro J, Ribas A. Phase I/II trial of tremelimumab in patients with metastatic melanoma. J Clin Oncol 27(7):1075-81, 2009. Gordon IO, Wade T, Chin K, Dickstein J, Gajewski TF. Immune-mediated red cell aplasia after anti-CTLA-4 immunotherapy for metastatic melanoma. Cancer Immunol Immunother 58(8):1351-3, 2009. Golovkina, Tatyana PhD Case LK, Petell L, Yurkovetskiy L, Purdy A, Savage KJ, Golovkina TV. Replication of beta- and gamma retroviruses is restricted in I/LnJ mice via the same genetic mechanism. J Virol 82(3):1438-47, 2008. Denman CJ, McCracken J, Hariharan V, Klarquist J, Oyarbide-Valencia K, Guevara-Patino JA, Le Poole IC. HSP70i accelerates depigmentation in a mouse model of autoimmune vitiligo. J Invest Dermatol 128(8):2041-8, 2008. Engelhorn ME, Guevara-Patino JA, Merghoub T, Liu C, Ferrone CR, Rizzuto GA, Cymerman DH, Posnett DN, Houghton AN, Wolchok JD. Mechanisms of immunization against cancer using chimeric antigens. Mol Ther 16(4):773-81, 2008. Lundberg K, Roos AK, Pavlenko M, Leder C, Wehrum D, Guevara-Patino J, Andersen RS, Pisa P, A modified epitope identified for generation and monitoring of PSA-specific T cells in patients on early phases of PSA-based immunotherapeutic protocols. Vaccine 27(10):1557-65, 2009. Liu Y, Peng Y, Mi M, Guevara-Patino J, Munn DH, Fu N, He Y, Lentivector immunization stimulates potent CD8 T cell responses against melanoma self-antigen tyrosinase-related protein 1 and generates antitumor immunity in mice. J Immunol 182(10):5960-9, 2009. Jabri, Bana MD, PhD # Depaolo RW, Tang F, Kim I, Han M, Levin N, Ciletti N, Lin A, Anderson D, Schneewind O, Jabri B. Toll-like receptor 6 drives differentiation of tolerogenic dendritic cells and contributes to LcrV-mediated plague pathogenesis. Cell Host Microbe 4(4):350-61, 2008. Ebert EC, Jabri B. Massive interleukin-12-induced interferon-gamma production by interleukin-15-stimulated lamina propria lymphocytes followed by down-regulation of the interleukin-12 receptor. Immunology 124(4):453-60, 2008. Tang F, Chen Z, Ciszewski C, Setty M, Solus J, Tretiakova M, Ebert E, Han J, Lin A, Guandalini S, Groh V, Spies T, Green P, Jabri B. Cytosolic PLA2 is required for CTL-mediated immunopathology of celiac disease via NKG2D and IL-15. J Exp Med 206(3):707-19, 2009. Kline, Justin MD # Kline J, Subbiah S, Lazarus HM, van Besien K. Autologous graft-versus-host disease: harnessing anti-tumor immunity through impaired self-tolerance. Bone Marrow Transplant 41(6):505-13, 2008. * Kline J, Brown IE, Zha YY, Blank C, Strickler J, Wouters H, Zhang L, Gajewski TF. Homeostatic proliferation plus regulatory T-cell depletion promotes potent rejection of B16 melanoma. Clin Cancer Res 14(10):3156-67, 2008. Kline J. Will changing the face of WT1 make it more attractive to T cells?. Leuk Lymphoma 50(2):156-7, 2009. * Zhang L, Gajewski TF, Kline J. PD-1/PD-L1 interactions inhibit antitumor immune responses in a murine acute myeloid leukemia model. Blood 114(8):1545-52, 2009. # Poire X, Artz A, Larson RA, Kline J, Odenike O, Rich E, Godley L, Stock W, van Besien K. Allogeneic stem cell transplantation with alemtuzumab-based conditioning for patients with advanced chronic myelogenous leukemia. Leuk Lymphoma 50(1):85-91, 2009. * Driessens G, Kline J, Gajewski TF. Costimulatory and coinhibitory receptors in anti-tumor immunity. Immunol Rev 229(1):126-44, 2009. Kumar, Vinay MD, PhD Chlewicki LK, Velikovsky CA, Balakrishnan V, Mariuzza RA, Kumar V. Molecular basis of the dual functions of 2B4 (CD244). J Immunol 180(12):815967, 2008. Lesniak, Maciej MD Paul CP, Everts M, Glasgow JN, Dent P, Fisher PB, Ulasov IV, Lesniak MS, StoffKhalili MA, Roth JC, Preuss MA, Dirven CM, Lamfers ML, Siegal GP, Zhu ZB, Curiel DT. Characterization of infectivity of knob-modified adenoviral vectors in glioma. Cancer Biol Ther 7(5):786-93, 2008. Ulasov IV, Tyler MA, Rivera AA, Nettlebeck DM, Douglas JT, Lesniak MS. Evaluation of E1A double mutant oncolytic adenovectors in anti-glioma gene therapy. J Med Virol 80(9):1595-603, 2008. Nandi S, Ulasov IV, Tyler MA, Sugihara AQ, Molinero L, Han Y, Zhu ZB, Lesniak MS. Low-dose radiation enhances survivin-mediated virotherapy against malignant glioma stem cells. Cancer Res 68(14):5778-84, 2008. Sonabend AM, Rolle CE, Lesniak MS. The role of regulatory T cells in malignant glioma. Anticancer Res 28(2B):1143-50, 2008. Andaloussi AE, Han Y, Lesniak MS. Progression of intracranial glioma disrupts thymic homeostasis and induces T-cell apoptosis in vivo. Cancer Immunol Immunother 57(12):1807-16, 2008. Sonabend AM, Ulasov IV, Tyler MA, Rivera AA, Mathis JM, Lesniak MS. Mesenchymal stem cells effectively deliver an oncolytic adenovirus to intracranial glioma. Stem Cells 26(3):831-41, 2008. Sonabend AM, Velicu S, Ulasov IV, Han Y, Tyler B, Brem H, Matar MM, Fewell JG, Anwer K, Lesniak MS. A safety and efficacy study of local delivery of interleukin-12 transgene by PPC polymer in a model of experimental glioma. Anticancer Drugs 19(2):133-42, 2008. McKee, Mark MD * Harlin H, Meng Y, Peterson AC, Zha Y, Tretiakova M, Slingluff C, McKee M, Gajewski TF. Chemokine expression in melanoma metastases associated with CD8+ T-cell recruitment. Cancer Res 69(7):3077-85, 2009. Immunology & Cancer Guevara-Patino, Jose MD, PhD Nguyen, Vu MD Nguyen VH, Shashidhar S, Chang DS, Ho L, Kambham N, Bachmann M, Brown JM, Negrin RS. The impact of regulatory T cells on T cell immunity following hematopoeitic cell transplantation. Blood 111(2):94553, 2008. Randall, Glenn PhD Berger KL, Cooper JD, Heaton NS, Yoon R, Oakland TE, Jordan TX, Mateu G, Grakoui A, Randall G. Roles for endocytic trafficking and phosphatidylinositol 4-kinase III alpha in hepatitis C virus replication. Proc Natl Acad Sci U S A 106(18):7577-82, 2009. Schreiber, Hans MD, PhD # Zhang B, Karrison T, Rowley DA, Schreiber H. IFN-gamma- and TNFdependent bystander eradication of antigen-loss variants in established mouse cancers. J Clin Invest 118(4):1398-404, 2008. * Zhang B, Zhang Y, Bowerman NA, Schietinger A, Fu YX, Kranz DM, Rowley DA, Schreiber H. Equilibrium between host and cancer caused by effector T cells killing tumor stroma. Cancer Res 68(5):1563-71, 2008. Schreiber H. Tumor-specific immune responses. Semin Immunol 20(5):265-6, 2008. Schietinger A, Philip M, Schreiber H. Specificity in cancer immunotherapy. Semin Immunol 20(5):276-85, 2008. Chopra N, Gan W, Schreiber H, Kurutz JW, Meredith SC. Versatile cyclic templates for assembly of axially oriented ligands. Bioconjug Chem 20(2):231-40, 2009. Sperling, Anne PhD # Yau DM, Sethakorn N, Taurin S, Kregel S, Sandbo N, CamorettiMercado B, Sperling AI, Dulin NO. Regulation of Smad-mediated gene transcription by RGS3. Mol Pharmacol 73(5):1356-61, 2008. Cannon JL, Collins A, Mody PD, Balachandran D, Henriksen KJ, Smith CE, Tong J, Clay BS, Miller SD, Sperling AI. CD43 regulates Th2 differentiation and inflammation. J Immunol 180(11):7385-93, 2008. Tesciuba AG, Shilling RA, Agarwal MD, Bandukwala HS, Clay BS, Moore TV, Weinstock JV, Welcher AA, Sperling AI. ICOS costimulation expands Th2 immunity by augmenting migration of lymphocytes to draining lymph nodes. J Immunol 181(2):1019-24, 2008. UCCRC SCIEN T IFI C R EPO R T 20 0 9 55 Storb, Ursula MD # Longerich S, Orelli BJ, Martin RW, Bishop DK, Storb U. Brca1 in immunoglobulin gene conversion and somatic hypermutation. DNA Repair (Amst) 7(2):253-66, 2008. Shen HM, Bozek G, Pinkert CA, McBride K, Wang L, Kenter A, Storb U. Expression of AID transgene is regulated in activated B cells but not in resting B cells and kidney. Mol Immunol 45(7):1883-92, 2008. Shen HM, Poirier MG, Allen MJ, North J, Lal R, Widom J, Storb U. The activation-induced cytidine deaminase (AID) efficiently targets DNA in nucleosomes but only during transcription. J Exp Med 206(5):1057-71, 2009. Yu, Ping MD * Yu P, Fu YX. Targeting tumors with LIGHT to generate metastasis-clearing immunity. Cytokine Growth Factor Rev 19(3-4):285-94, 2008. Zhang, Jian MD * Qiao G, Li Z, Molinero L, Alegre ML, Ying H, Sun Z, Penninger JM, Zhang J. T-cell receptor-induced NF-kappaB activation is negatively regulated by E3 ubiquitin ligase Cbl-b. Mol Cell Biol 28(7):2470-80, 2008. Bao L, Haas M, Pippin J, Wang Y, Miwa T, Chang A, Minto AW, Petkova M, Qiao G, Song WC, Alpers CE, Zhang J, Shankland SJ, Quigg RJ. Focal and segmental glomerulosclerosis induced in mice lacking decay-accelerating factor in T cells. J Clin Invest 119(5):1264-74, 2009. 56 UCCRC SCIEN T IFI C R EPO R T 20 0 9 Selected Major Grants and Awards The Immunology and Cancer Program has a funding base of $12,536,841 in annual total costs (current as of June 15, 2009). This sum includes $3,536,249 in NCI funding and $6,551,885 in other NIH funding. Due to space constraints, only new awards presented since January 1, 2008 with funding of $100,000 or more in annual total costs are listed here. Title Start Date End Date Annual Total Cost Class Funding Agency Schreiber, Hans CD8+ T Cells and Immunological Tumor Regression 7/26/2008 5/31/2013 $1,543,335 P01 National Cancer Institute Bendelac, Albert Glycolipid Presentation by CD1d 4/1/2008 3/31/2013 $1,304,014 P01 National Institute of Allergy and Infectious Diseases Clark, Marcus Tertiary Lymphoid Neogenesis in Human Lupus Nephritis 8/15/2008 7/31/2013 $338,800 R01 National Institute of Arthritis and Musculoskeletal and Skin Diseases Golovkina, Tatyana Cloning of the Vic1 gene, a Novel Retrovirus Restriction Factor 7/17/2008 5/31/2013 $316,675 R01 National Cancer Institute Lesniak, Maciej Conditionally Replicative Adenoviral Vectors for Malignant Glioma 1/9/2008 12/31/2012 $312,556 R01 National Cancer Institute Guevara-Patino, Jose Functional Profiling of Tumor-Induced Immune Suppression 1/1/2008 12/31/2011 $240,000 08 American Cancer Society Gajewski, Thomas Deletion of Inhibitory Genes in PostThymic T Cells to Study Immune Tolerance 7/1/2008 6/30/2010 $231,000 R21 National Institute of Allergy and Infectious Diseases Sperling, Anne BD LSR II Flow Cytometer 1/15/2009 1/14/2010 $223,835 S10 National Center for Research Resources Lesniak, Maciej Development of an Adenoviral Vector With Chimeric Fiber for Malignant Glioma 4/1/2008 3/31/2010 $215,325 R21 National Cancer Institute Storb, Ursula AID in Somatic Mutation of Immunoglobulin Genes 2/15/2009 1/31/2011 $195,000 R21 National Institute of Allergy and Infectious Diseases Guevara-Patino, Jose Disparate Suppression of Naive Effector and Memory T cells in Tumor-Bearing Hosts 1/1/2008 12/31/2009 $172,688 R21 National Cancer Institute Kline, Justin A Study to Assess the Safety and Biological Activity of Recombinant Human Interleukin-18 Administered by Intravenous Infusion in a Combination with Rituximab in Adult Patients with B Cell Non-Hodgkins Lymphoma 6/5/2008 6/4/2010 $165,097 N/A Glaxo Smith Klein Fu, Yang-Xin Antibody LIGHT Fusion 9/10/2008 9/10/2009 $151,872 N/A Biogen Idec Inc. Guevara-Patino, Jose DNA Vaccine for Seasonal and Pandemic Influenza 8/1/2008 7/31/2010 $149,700 U01 National Institutes of Health Kline, Justin Homeostatic Proliferation and Regulatory T Cell Depletion as Cancer Immunotherapy 7/1/2008 6/30/2013 $129,843 K23 National Cancer Institute Chong, Anita The Effect of Pioglitazone on Pancreatic Beta Cell Regeneration 3/9/2009 3/8/2011 $126,343 N/A Takeda Chemical Industries, LTD. Guevara-Patino, Jose Targeting HSP70 in Autoimmune Vitiligo 9/1/2008 8/31/2013 $105,217 R01 National Institutes of Health UCCRC SCIEN T IFI C R EPO R T 20 0 9 Immunology & Cancer Investigator 57 P ro g r a m 4 Clinical and Experimental Therapeutics Dr. Susan Cohn with a patient The overall goal of the program is to foster interaction between basic and clinical investigators that will result in innovative and effective therapies for cancer patients. The Clinical and Experimental Therapeutics The scientific goals of the program are to (1) Program is a cohesive, integrated group that foster interaction between basic and clinical brings together a diverse team of 53 members investigators that will result in innovative representing 9 different departments. The and effective therapies; (2) to integrate new overall goal of the program is to foster drugs into the development of multimodality interaction between basic and clinical therapies for patients with advanced solid investigators that will result in innovative and tumors; and (3) pursue a broad program of effective therapies for cancer patients. The preclinical, translational, and clinical research in translational nature of much of the research done pharmacogenetics and pharmacology. Clinical & Experimental Therapeutics Overview & Goals in this program, along with the leadership role assumed by many program members in studies conducted by national clinical trials cooperative groups, illustrates the impact of this program in developing new therapies for oncology. The program has a long-standing focus on drug development at all phases of clinical testing and a strong pharmacogenetic component. The types Program Leaders: of trials range from preclinical development to investigator-initiated Phase I clinical trials, to Phase II trials in the regional Phase II network, to Phase III studies with CALGB. M. Eileen Dolan, PhD Everett Vokes, MD UCCRC SCIEN T IFI C R EPO R T 20 0 9 59 Members 60 Investigator* Rank Department Douglas Bishop PhD Elizabeth Blair MD Ezra Cohen MD Susan Cohn MD Philip Connell MD Christopher Daugherty MD Glyn Dawson PhD M. Eileen Dolan PhD Scott Eggener MD Mark Ferguson MD Alessandro Fichera MD Gini Fleming MD Harvey Golomb MD Daniel Haraf MD John Hart MD Chuan He PhD Javad Hekmatpanah MD Philip Hoffman MD Roger Hurst MD Federico Innocenti MD, PhD Edwin Kaplan MD Theodore Karrison PhD Hedy Kindler MD Mark Lingen DDS, PhD Marcy List PhD Yves Lussier MD Michael Maitland MD, PhD Bruce Minsky MD Rita Nanda MD Terrance Peabody MD Louis Portugal MD Edwin Posadas MD Mitchell Posner MD Mark Ratain MD Kevin Roggin MD Charles Rubin MD Joseph Salama MD Richard Schilsky MD Tanguy Seiwert MD Arieh Shalhav MD Mark Siegler MD Michael Simon MD David Song MD Walter Stadler MD Gary Steinberg MD Kerstin Stenson MD Ronald Thisted PhD Everett Vokes MD Ralph Weichselbaum MD H. Rosie Xing PhD Seiko Diane Yamada MD Bakhtiar Yamini MD Chun-Su Yuan MD, PhD Professor Associate Professor Associate Professor Professor Assistant Professor Professor Professor Professor Assistant Professor Professor Associate Professor Professor Professor Professor Professor Associate Professor Professor Professor Associate Professor Assistant Professor Professor Associate Professor Associate Professor Associate Professor Associate Director Administration Associate Professor Assistant Professor Professor Assistant Professor Professor Associate Professor Assistant Professor Professor Professor Assistant Professor Associate Professor Assistant Professor Professor Instructor Professor Professor Professor Associate Professor Professor Professor Associate Professor Professor Professor Professor Assistant Professor Associate Professor Assistant Professor Associate Professor Radiation and Cellular Oncology Surgery Medicine Pediatrics Radiation and Cellular Oncology Medicine Pediatrics Medicine Surgery Surgery Surgery Medicine Medicine Radiation and Cellular Oncology Pathology Chemistry Surgery Medicine Surgery Medicine Surgery Health Studies Medicine Pathology UCCRC Medicine Medicine Radiation and Cellular Oncology Medicine Surgery Surgery Medicine Surgery Medicine Surgery Pediatrics Radiation and Cellular Oncology Medicine Medicine Surgery Medicine Surgery Surgery Medicine Surgery Surgery Health Studies Medicine Radiation and Cellular Oncology Pathology OB/GYN Surgery Anesthesia/Critical Care UCCRC SCIEN T IFI C R EPO R T 20 0 9 * Reflects all Program membership during 2008-2009 Featured Faculty Research Summaries† Investigators in the Clinical and Experimental Therapeutics Program aim to improve cancer therapies by focusing on several research themes including the development of novel cancer therapeutics, pharmacogenomics of cancer therapeutics, and the interaction of chemotherapy and radiation. Presented below are highlights of current studies in the Program. Development of Novel Cancer Therapeutic Agents and Combined Modality Therapy Concepts Ezra Cohen, MD Associate Professor of Medicine Squamous Cell Carcinoma of the Head and Neck (HNSCC) is the 6th leading cause of cancer mortality worldwide. Current therapeutic advances have clearly reached a plateau and new avenues of research need to be explored. With few exceptions, the benefit of available systemic therapies in recurrent or metastatic malignancies, including SCCHN, is limited and usually of short duration. As such, Dr. Cohen’s novel therapies to improve outcomes – the AGC kinase family and intrinsic resistance to epidermal growth factor receptor (EGFR) inhibition. Dr. Cohen’s studies demonstrated that protein kinase C (PKC) isoforms are critical mediators of SCCHN growth both in vitro and in vivo. In fact, enzastaurin, an acyclic Dr. Mitchell Posner Clinical & Experimental Therapeutics previous signaling work in SCCHN cell lines focuses on two main areas in search of bisindolylmaleimide that displays potent selective inhibition of classic and novel PKC isoforms was active and reduced proliferation in SCCHN cell lines. To elucidate putative targets of enzastaurin in SCCHN the Cohen laboratory performed gene expression arrays and discovered that expression of cell cycle genes, including cyclins D and E, were significantly altered by exposure to enzastaurin. Interestingly, cyclin D1 protein levels appeared to predict in vitro sensitivity to the agent. Moreover, inhibition of cyclin D1 expression reversed resistance in an insensitive cell line, whereas cyclin D1 transfection in a sensitive cell line rendered the cells resistant to enzastaurin. Initially, the underlying mechanisms for these observations were hypothesized to relate to signaling mediated by PKC isoforms. However, dynamic modeling of putative targets of enzastaurin and cyclin D1 inhibition demonstrated that the effect is most likely secondary to inhibition of AKT. In fact, depletion of AKT by siRNA reduces cell viability of SCCHN cell lines, inhibits cyclin D1 expression, and reverses resistance to enzastaurin. In addition to AKT affecting SCCHN viability and proliferation, the Cohen group implicated the pathway as a critical mediator of resistance to EGFR inhibitors. The small molecule tyrosine kinase inhibitor (TKI), gefitinib, was tested in a panel of SCCHN cell lines to determine the IC50 in an in vitro cell viability assay. In all cell lines, the agent inhibited phosphorylation of EGFR, as expected. However, only in the cell lines resistant to gefitinib (defined as IC50 > 10mM) was AKT phosphorylation preserved upon exposure to the agent. Therefore, constitutive activation of AKT independent of EGFR contributes to resistance to an EGFR TKI. In SCCHN, dysregulation of the PI3K/AKT pathway occurs frequently and has been linked to radiation resistance and poor outcome. Additional work supports a role of AKT in regulating another proto-oncogene that is often amplified, CCND1, and as a major mechanism of resistance to EGFR inhibitors. Beyond inhibiting specific targets relevant to SCCHN, the Cohen laboratory in collaboration with Argonne National Laboratory has generated epidermal growth factor (EGF)-antibody-coated PLGA-PEG nanoparticles encapsulating cisplatin. Since EGFR is universally expressed in SCCHN, the group hypothesized that the antibody coating would direct the nanoparticles to SCCHN tumor cells. Furthermore, the nanoparticle shell contains iron, which effectively allows magnetic guidance. These nanoparticles were green fluorescent protein (GFP)-tagged and injected intraperitoneally (IP) into mice harboring SQ20B head and neck cancer hind-limb xenografts. Preliminary data demonstrate that after 30 minutes of applied magnetic field of approximately 1 Tesla, the tracks of the fluorescent particles can be observed and the nanoparticles concentrate in tumor cells. When mice bearing SQ20B xenografts were treated IP with EGF-coated, cisplatin-containing nanoparticles, significant tumor regression was observed † Note: Due to space constraints, only a small representative sample of Program members is presented here. UCCRC SCIEN T IFI C R EPO R T 20 0 9 61 compared to mice treated with IP cisplatin alone or vehicle control. Interestingly, cisplatin-nanoparticles demonstrated greater efficacy despite containing a 10-fold lower concentration of the drug than was administered to mice receiving cisplatin alone. In summary, the Cohen laboratory is interested in extending findings into therapy for patients with SCCHN. Specifically, the group is investigating the role of PI3K/AKT pathway inhibition using agents in development. Moreover, the laboratory is continuing to study other mechanisms of resistance to therapy in SCCHN by developing second generation EGFR inhibitors and improving agent delivery using nanoparticles. Joseph Salama, MD Assistant Professor of Radiation and Cellular Oncology Dr. Salama studies the outcomes of patients with upper aeordigestive cancers (head and neck and lung) treated with combined chemotherapy and radiotherapy, and also has an active interest in improving the outcomes of patients with limited metastatic cancer traditionally treated only with chemotherapy or, in select cases, surgery. Patients with limited metastatic disease, or oligometastases, represent a subset of patients who may be curable with aggressive treatment directed at known sites of metastasis. Dr. Salama’s research focuses on improving outcomes for oligometastatic patients by clarifying characteristics of these patients, refining novel radiation treatment techniques for oligometastatic cancers alone or in combination with chemotherapy, as well as identification of genetic pathways unique to oligometastatic patients. Dr. Salama has been studying the application of a novel radiotherapy technique, hypofractionated image-guided radiotherapy, a combination of technical advances in radiotherapy planning and delivery, specifically to all known metastatic deposits in patients with metastases that are limited in number and location. Through an ongoing dose-escalation study, safe and effective doses of hypofractionated image-guided radiotherapy for different body sites have been identified with 70% of treated metastases being controlled. Further analyses have identified that escalating radiation doses are associated with improved control rates. Additionally, of the 56 patients treated to date 32% have achieved disease control (either no evidence of disease or no disease progression). The Salama team has analyzed tumor control with various imaging modalities, and found that reduction in positron emission tomography intensity is the most sensitive method to gauge response to this treatment. These initial findings have been recently published in Clinical Cancer Research. Currently, Dr. Salama is collaborating with Memorial Sloan Kettering Cancer Center to compare a single large dose of radiotherapy versus five intermediate doses. As the majority of patients studied had control of treated metastases, but progression within new metastatic sites, combination of hypofractionated image-guided radiotherapy with systemic therapy seems warranted. Therefore, in collaboration with Dr. Everett E. Vokes, the Salama team has activated a randomized phase II trial in patients with limited volume metastatic nonsmall cell lung cancer in attempt to determine if the combination of docetaxel and cisplatin and hypofractionated image-guided radiotherapy improves survival of patients compared to those treated with docetaxel and cisplatin alone. Additionally, in collaboration with Dr. Ralph R. Weichselbaum, Dr. Salama is seeking to understand the genetic characteristics of patients who have limited metastatic cancer. The genetic determinants of why some patients have cancer metastasizing to limited sites, while others have a distribution of metastasis throughout their body, is not at all understood. An analysis of tumor specimens derived from patients with limited metastatic disease from primary tumors as well as metastases will be performed to seek out key pathways involved in the development and response to treatment of oligometastatic patients. Douglas Bishop, PhD Professor of Radiation and Cellular Oncology The Bishop laboratory has worked to identify molecular targets that can be exploited in the treatment of cancers. This has predominantly centered on DNA repair pathways that are involved in tumor cell resistance to common cancer treatments. Specifically, the Bishop group has focused on proteins involved in the homologous recombinational (HR) DNA repair pathway, which is involved in radiation-induced DNA damage and is critically important for repair of cross-links induced by platinumbased chemotherapies and mitomycin C. The laboratory is primarily investigating the HR protein, RAD51, which is the central recombinase in this DNA repair pathway. Several studies have suggested that RAD51 protein is highly expressed in a variety of human cancer cells, and that this over-expression confers resistance to radiation therapy and chemotherapy. Projects 62 UCCRC SCIEN T IFI C R EPO R T 20 0 9 in the laboratory are aimed at 1) blocking the function of RAD51 with inhibitory small molecules, in an attempt to sensitize cells to chemotherapy and radiotherapy; and 2) stimulating RAD51, with the goal of protecting normal tissues from cytotoxic therapies. The laboratory recently published its first study of RAD51-modifying compounds. This work involved a compound called RS-1, which was identified from a high-throughput chemical screen for compounds that enhance the ability of RAD51 to bind DNA. RS-1 was shown to enhance assembly of functional RAD51 protein filaments on DNA and Dr. Rita Nanda to stimulate HR activity in-vitro. When introduced into cells in culture, a significant dose dependent protection of normal human dermal fibroblasts was observed against the toxic effects of cisplatin. The protective effect was observed in the same concentration range (low micromolar) as was required for stimulation in biochemical assays. Work is ongoing to improve upon RS-1 activity Planned and ongoing work will evaluate whether RAD51-stimulatory compounds can reduce mutagenesis and protect normal tissues from DNA-damaging therapies in animal models. The Bishop laboratory is also testing the ability of these compounds to treat Fanconi Anemia (FA), a cancer susceptibility syndrome in which cells have impaired HR activity. Preliminary studies suggest that some compounds can successfully rescue the HR deficiency of cells derived from FA patients. The laboratory Clinical & Experimental Therapeutics via medicinal chemistry collaborations and to identify newer, more active compounds. also plans to explore the role of RAD51 expression, a new avenue of research derived from previous studies on homologous recombination in budding yeast. This work demonstrated that under some circumstances, RAD51 (and its relative DMC1) forms non-recombinogenic complexes on DNA. Results from the laboratory suggest that these “dead-end” complexes can reduce the rate of cell proliferation. Studies are currently being initiated to determine if the high level of RAD51 expression in tumor cells results in the formation of dead-end complexes. If so, the compounds that the laboratory has identified, which stabilize the interaction of RAD51 with DNA, may enhance the ability of dead-end complexes to block replication of tumor cells. In addition, the Bishop group is working on a new functional test of alleles of the breast cancer susceptibility gene, BRCA1. This test involves the DT40 cell line, which is a chicken Β lymphocyte cell line that exhibits high rates of homologous recombination. Slight defects in BRCA1-dependent recombination and repair are detectable in these cells. The laboratory is in the process of carrying out proof-of-principle experiments to determine how closely human BRCA1 function mirrors that of chicken Brca1. If the function is conserved in chicken cells, the laboratory will be able to assess whether a particular variant of human BRCA1 is functionally defective. This work may potentially have important prognostic value as novel BRCA1 variants are discovered. H. Rosie Xing, PhD Assistant Professor of Pathology The core research conducted in the Xing laboratory is a mechanistic-driven, basic science program focused on translational cancer biology. The main goals are to define the role of deregulated signaling transduction events in human oncogenesis and metastatic dissemination, and to translate such mechanistic understanding for the development of novel cancer therapeutic agents and the design of multi-modality/multi-agent treatment strategies. Through intra- and inter-programmatic collaborations, the laboratory has integrated approaches and tools of bioinformatics and systems biology (Yves Lussier, Clinical and Experimental Therapeutics Program), in vivo molecular imaging science (Chin-Tu Chen and Patrick La Riviere, Advanced Imaging Program), cancer therapeutics (Everett Vokes, RalphWeischelbaum, Ezra Cohen, and Tanguy Seiwert, Clinical and Experimental Therapeutics Program), structural biology, and molecular pathology (Mark Lingen, Clinical and Experimental Therapeutics Program ) to accelerate discovery science and facilitate clinical translation. The combined expertise of the laboratory’s extended scientific collaborations facilitates investigations that are relevant to cancer management and have promising potential for translation. UCCRC SCIEN T IFI C R EPO R T 20 0 9 63 Using a structure-based rationale, the Xing laboratory targeted a non-ATP binding functional domain of KSR (a validated effector of oncogenic Ras) and conducted a virtual screening of an NCI compound library. A small molecule inhibitor of KSR, which exhibits broad spectrum and potent anti-neoplastic activity in vitro, was identified and characterized. The laboratory is currently working with the NCI RAND program to develop this agent for potential clinical applications. In two recent studies conducted in squamous carcinoma of the head and neck (HNSCC), the Xing laboratory demonstrated how integration of systems biology approaches accelerates the translation of discovery science. In the first study, the group reported the first computationally predicted and biologically validated microRNA-regulated protein-protein interaction network, and uncovered previously unknown connections between microRNA regulation, network topology, and expression dynamics. Further, the laboratory showed that miR-204, a computationally predicted and prioritized microRNA, is a potent suppressor of HNSCC metastasis. A strong clinical association was shown between overexpression of functional miR-204 gene targets and an earlier relapse in a sub-type of HNSCC tumors expressing an EGFR-pathway signature. In the second study, the Xing group demonstrated that utilization of the systems strategy unbiasely and effectively identifies deregulated signaling pathways and molecular networks associated with treatment resistance. Consequently, these aberrant signaling mechanisms could be exploited for the development of “pathway rewiring”-based combinations as an alternative to the individual gene target-based paradigm. Using this approach, the laboratory illustrated that HNSCC cancer cells can effectively exploit the molecular interactions between EGFR and mTOR to confer reciprocal resistance. Thus, the combination of antiEGFR and anti-mTOR agents will likely achieve optimal prevention of resistance. Furthermore, the Xing laboratory studies the role of a permissive tumor stromal microenvironment in tumor initiation, maintenance and response to cancer. Using xenograft models of human cancer, the group demonstrated that in vivo administration of the combination regimen, including an EGFR and a mTOR inhibitor, through differential and effective co-targeting of cancer cells and tumor stroma, leads to HNSCC tumor regression. A Phase II trial is being planning at the University of Chicago to test the therapeutic efficacy of this combination for the treatment of head and neck cancer. In a separate study, the laboratory used a molecular in vivo optical imaging approach to characterize tumor vascular response to anti-cancer therapies. The feasibility of serial imaging of tumor vascular response was demonstrated in real-time using live mice, providing the first in vivo experimental evidence that the effectiveness of anti-angiogenic agents can be achieved either through vessel destruction or, alternatively, through normalization. This approach will be used in combination with clinicallyrelevant imaging modalities (PET/CT/SPECT) to derive translational imaging markers in future studies. Pharmacogenomics of Anticancer Agents Mike Maitland, MD, PhD Assistant Professor of Medicine Dr. Maitland leads the Biomarker Development Laboratory, a research program that bridges the Core Laboratories and the clinical elements of the Cancer Center’s Clinical and Experimental Therapeutics Program. Biomarkers are characteristics that are objectively measured and frequently evaluated as indicators of disease processes or responses to drug treatment. Biomarkers can be helpful tools for speeding the development of or better Dr. Philip Connell personalizing the use of new cancer therapies. Dr. Maitland’s laboratory addresses the many obstacles between discovering biomarkers and making them useful for advancing cancer care. Currently, his program focuses on developing biomarkers to improve the use of angiogenesis inhibitors. In the past year, Dr. Maitland’s team has made two important discoveries on how cancer patients differ in response to angiogenesis inhibitors. Understanding these differences will likely facilitate safer and more effective dosing of these drugs. For example, many patients develop high blood pressure when administered FDA-approved agents in this class of drugs, including Avastin™, Nexavar™ (generic = sorafenib), or Sutent™ (generic = sunitinib). The time required for this effect was unclear, 64 UCCRC SCIEN T IFI C R EPO R T 20 0 9 and whether the effect occurred only in patients with pre-existing hypertension was unknown. Supported, in part, by a University of Chicago Cancer Research Center protocol-specific grant, the research team measured changes in blood pressure with state-of-the-art equipment and detected changes on the very first day of treatment, much earlier than had been thought. After 7 days, the average blood pressure increased from 121/71 mmHg to 132/79 mmHg, and most patients experienced approximately 10 mmHg systolic and 8 mmHg diastolic increases in blood pressure. However, 14/54 patients had no increase, whereas 8/54 had large increases in blood pressure. One explanation for the wide variation in response is that patients with no increase in blood pressure are under-dosed, those with the high increases in blood pressure are overdosed, and that blood pressure can be used to guide safe dosing of these drugs. The research team is now conducting a follow-up trial to test this concept. The Biomarker Development Laboratory has also been studying a blood protein marker, sVEGFR2. Levels of sVEGFR2 decrease following the administration of sorafenib, sunitinib, or similar drug therapies, but also vary between individuals. Understanding the mechanism of sVEGFR2 variation may provide clues for why these drugs are more effective in select patients. Dr. Maitland’s group learned that levels of sVEGFR2 vary in healthy individuals, are not dependent on the presence Maryland who have studied a community with shared, well recorded ancestry and a lifestyle similar to that of their ancestors, the Old Order Amish of Lancaster, Pennsylvania. The team measured sVEGFR2 in over 700 Amish volunteers and performed genetic mapping. Results indicate that one region of a single chromosome has a large effect on the variation of sVEGFR2 levels across individuals. In future studies, the team will identify specific genes in the identified region in order to develop a test that might predict therapeutic response to sorafenib, sunitinib, and other drugs in this important new class of anti- Clinical & Experimental Therapeutics of tumors, and do not change much with exercise. The research team collaborated with geneticists at the University of cancer agents. M. Eileen Dolan, PhD Professor of Medicine Pharmacogenetics aims at both maximizing efficacy and minimizing adverse effects of chemotherapy by identifying the genetic component of variation in drug response. The overall goal of Dr. Dolan’s research program is to identify predictive pharmacogenetic markers in individuals at greatest risk for adverse events or non-response in efforts to improve current oncology practice. The main approaches that are employed in the laboratory include the candidate gene approach and the whole genome approach. The candidate gene approach considers only well understood genes and/or pathways involved in the metabolism or mechanism of action of a given drug and is most effective if the gene product has a large effect on drug pharmacokinetics or pharmacodynamics. However, this is often not the case. Therefore, Dr. Dolan’s laboratory has taken advantage of the whole genome approach in an attempt to disclose previously unknown relationships between genotype or expression and a given phenotype such as drug toxicity. This approach can be used to link multiple single nucleotide polymorphisms (SNPs) and haplotypes to drug response with no a priori assumptions. The Dolan group is developing strategies to corroborate initial associations through replication in independent cohorts and/or through assessment of a functional role of the associated SNPs or haplotypes. Specific aims of the Dolan laboratory are to 1) determine the underlying genetic and molecular mechanisms responsible for sensitivity to toxicities or non-response associated with chemotherapeutic agents; 2) build useful cellular models for discovery and validation of chemotherapeutic-specific genetic variants for clinical evaluation; 3) evaluate pharmacogenetic findings related to chemotherapeutic agents in clinical trials; and 4) share information related to utility of cell lines for discovery and validation of genetic variants important in pharmacologic endpoints. Performing genome wide association studies with cancer patients is particularly difficult because of the large number of patients required and because most patients receive multiple drugs. Most importantly, chemotherapy cannot be given to unaffected family members for genetic studies; therefore, the Dolan laboratory studies cell lines from unaffected individuals that are part of the International HapMap project, which are rich in genotypic information. Cellular phenotypes, such as chemotherapeutic-induced toxicity or apoptosis, are evaluated for association with genotypes. Current avenues of investigation include the incorporation of knowledge about microRNAs, the integration of epigenomic data, and UCCRC SCIEN T IFI C R EPO R T 20 0 9 65 incorporation of other genetic elements such as copy number variants (CNVs). The goal of the Dolan laboratory is to integrate all relevant data such as SNPs, CNVs, microRNAs, and DNA methylation changes, to assemble a comprehensive model for predicting drug response and toxicity, which could serve as the basis for designing drug therapy based on a patient’s specific genetic profile. However, interpreting this data to prospectively guide dosage and drug regimens will require large prospective clinical trials to validate the findings. In a recent study, the Dolan laboratory, using lymphoblastoid cell lines derived from individuals of European (CEU) or African (YRI) ancestry, identified genetic factors important in susceptibility to toxicity associated with cytarabine arabinoside (ara-C), an antimetabolite used to treat hematologic malignancies. The candidate gene approach identified SNP70 within deoxycytidine kinase (DCK), an enzyme involved in formation of AraCTP, the active drug form. LCLs that are heterozygous for SNP 70 demonstrated an increased sensitivity to ara-C, higher mRNA expression of DCK, and significantly higher intracellular levels of ara-CTP compared to homozygous LCLs, suggesting that this SNP affects DCK function. Using the genome wide approach, the laboratory interrogated more than 2 million SNPs for association with susceptibility to ara-C and focused on SNPs that affected gene expression. A unique pharmacogenetic signature, consisting of 4 SNPs explaining 51% of the variability in sensitivity to ara-C among the CEU and 5 SNPs explaining 58% of the variation among the YRI populations, was identified. Gene expressioncytotoxicity relationships were validated for a subset of genes in a separate group of lymphoblastoid cell lines. These unique genetic signatures comprise novel genes that can now be studied further in functional studies and clinical trials. Interaction of Chemotherapy and Radiation Ralph Weichselbaum, MD Professor of Radiation and Cellular Oncology The Weichselbaum laboratory is engaged in the investigation and clinical translation of two major gene therapies. Both strategies involve radiotherapy, combining activation of cytotoxic/immune activating genes by radiation within a replication-defective adenoviruses and the activation of replication of genetically-engineered/attenuated herpes viruses. Research in the laboratory focuses on the identification of basic mechanisms and clinical translation of TNFerade with radiation, herpes simplex virus-1 (HSV-1) oncolytic therapy, Dr. Kerstin Stenson gene signatures and radio-chemo resistance, immune response to radiation therapy, and control of distant metastasis by radiation therapy. The Weichselbaum laboratory has identified radiation response elements (RREs) in the EGR1 promoter that increase gene expression in response to ionizing radiation. When cloned upstream of therapeutic genes, RREs permit spatial and temporal control of transgene transcription. This approach was developed using tumor necrosis factor alpha (TNFα) as the therapeutic transgene. Although known to be a potent radiation sensitizer, systemic delivery of TNFα resulted in severe toxicity in phase I studies. An adenovector (Ad) approach was used to design a replication-deficient Ad to transduce cells with the TNFα gene under the control of the RRE of EGR1 (Ad.EGR.TNFα). In preclinical animal models, Ad.EGR.TNFα combined with fractionated radiation produced enhanced expression of TNFα within tumor xenografts and tumor growth regression compared with Ad.EGR.TNFα or radiation alone. The laboratory has demonstrated that tumor-associated endothelium is the principal target for Ad.Egr.TNFα radiosensitization. TNFerade represents a potential therapeutic strategy that exploits nonoverlapping toxicity to enhance the radiation response in human tumors compared with conventional radiation or chemoradiotherapy. In collaboration with Dr. Everett Vokes and others, the effects of TNFerade will be tested in recurrent head and neck cancer and prostate cancer in phase I trials. A phase 3 trial in pancreatic cancer is currently underway. In collaboration with Bernard Roizman (Cell Signaling and Gene Regulation Program), the laboratory has studied activation of genetically engineered herpes viruses by ionizing radiation and reported that radiation enhances late viral gene expression 66 UCCRC SCIEN T IFI C R EPO R T 20 0 9 by activating late promoters as early as two hours after radiation. The radiation activation of late viral genes is mediated by the P38 kinase pathway, which is not required for late viral gene expression. These results suggest that ionizing radiation upregulates late promoters active in the course of viral DNA synthesis and provide the basis for activating viral replication and tumor oncolysis, thereby overcoming attenuation of the virus. As a consequence of investigating the molecular basis of radioresistance, the Weichselbaum laboratory identified a genetic signature in the interferon pathway, referred to as the interferon related gene signature for DNA damage (IRDS). The laboratory showed that experimentally-derived interferon-related, DNA-damage resistant signatures are associated with resistance and/or chemotherapy across different cancer cell lines. The IRDS genes, STAT-1, ISG 15, and IFIT1 all mediate experimental resistance. In collaboration with Andy Minn (Cell Signaling and Gene Regulation Program), analysis of clinical databases demonstrated that IRDS-positive and -negative states exist among common human cancers. In breast cancer, the efficacy of adjuvant chemotherapy and radiotherapy is predicted by the IRDS that is associated with a poor prognosis. In collaboration with Yang-Xin Fu (Immunology and Cancer Program), the laboratory is also studying anti-tumor immune effects mediated by radiotherapy. The Weichselbaum group has observed that reduction of tumor burden following modified dendritic cell maturation for T cell priming, leading to reduction/eradication of primary tumor or metastasis in a CD8+ T celldependent fashion. The laboratory further demonstrated that radiation-initiated immune responses and tumor reduction are abrogated by conventional fractionated radiotherapy or adjuvant chemotherapy, but greatly amplified by local immunotherapy, leading to the eradication of metastasis. These results challenge the rationale for current commonly-used intensive radio/ Clinical & Experimental Therapeutics hypofractionated radiotherapy depends in part on immune responses, and that hypofractionated radiotherapy increases chemotherapy strategies and provides the basis for combination treatments with radiotherapy and immunotherapy. Bakhtiar Yamini, MD Assistant Professor of Surgery Malignant gliomas are the most common form of primary brain tumor. Patients with these lesions have an overall median survival of approximately 1 year. Although ionizing radiation (IR) is the primary post surgical treatment modality, the addition of chemotherapy has been shown to modestly improve patient prognosis. The monofunctional methylating agent, temozolomide (TMZ), has become the prototypical anti-glioma agent because of its relatively predictable toxicity and its efficacy in combination with IR. Translational studies in Dr. Yamini’s laboratory focus on combining TMZ with IR and other therapeutic modalities to improve anti-glioma treatment efficacy. In this regard, Dr. Yamini’s work is closely affiliated with Dr. Ralph Weichselbaum. Studies in animal models of malignant glioma also involve the use of targeted nanoparticle vectors, which the laboratory is attempting to distribute through the brain by convection enhanced delivery (CED). Dr. Yamini’s laboratory is also examining the mechanism of action of methylating agents like TMZ. These studies have revealed that methylators inhibit the activation of the transcription factor, nuclear factor-κB (NF-κB). Specifically, Dr. Yamini’s team has determined that inhibition of NF-κB is a response to mismatch repair (MMR)-directed processing of O 6methylguanine (O6-MeG), the primary cytotoxic lesion induced by TMZ. This pathway is important in the apoptotic response to O6-MeG, and loss of the ability to inhibit NF-κB attenuates TMZ-induced killing. By mediating the O 6-MeG-induced DNA damage response, NF-κB acts in a damage-induced tumor suppressive manner, facilitating the apoptotic removal of irreparably damaged cells. Dr. Yamini hopes that elucidating the role of NF-κB in the response to DNA methylation will not only enable the design of new combination anti-glioma treatment strategies, but will also enable better understanding of the carcinogenic side-effects of methylating chemotherapeutic agents. Specific aims of the laboratory are to 1) examine the role of NF-κB in the response to DNA methylation damage; 2) investigate and develop combination anti-glioma treatment regimens that incorporate TMZ and IR and NF-κB modulation; and 3) develop a nanoparticle vector for direct intraparenchymal delivery of therapeutic agent to the brain. After initially reporting that O6-MeG lesions block NF-κB DNA-binding, the laboratory has recently been investigating the signaling for this pathway. Studies reveal that NF-κB functions as an effector mediating the MMR-directed apoptotic response. UCCRC SCIEN T IFI C R EPO R T 20 0 9 67 Additional Program Highlights* Research •• Crystal Structures of DNA/RNA Repair Enzymes AlkB and ABH2 Bound to dsDNA. Escherichia coli AlkB and its human homologues ABH2 and ABH3 repair DNA/RNA base lesions by using a direct oxidative dealkylation mechanism. Chuan He, PhD, and his colleagues determined the first crystal structures of AlkB-dsDNA and ABH2-dsDNA complexes, stabilized by a chemical cross-linking strategy. The study also Drs. Richard Schilsky, Ezra Cohen, and Mark Ratain reveals that AlkB uses an unprecedented base-flipping mechanism to access the damaged base: it squeezes together the two bases flanking the flipped-out one to maintain the base stack, explaining the preference of AlkB for repairing ssDNA lesions over dsDNA ones. In addition, the first crystal structure of ABH2 provides a structural basis for designing inhibitors of this human DNA repair protein (Yang, et al., Nature 452:961-965, 2008). •• Significance of MYCN amplification in international neuroblastoma staging system stage 1 and 2 neuroblastoma: a report from the International Neuroblastoma Risk Group database. Treatment of patients with localized neuroblastoma with unfavorable biologic features is controversial. To evaluate the outcome of children with low-stage MYCN-amplified neuroblastoma and develop a rational treatment strategy, Susan Cohn, MD, and her colleagues analyzed data from the International Neuroblastoma Risk Group (INRG) database containing 2,660 patients with low-stage (International Neuroblastoma Staging System stages 1 and 2) neuroblastoma, known MYCN status, and available follow-up data. Results indicated that patients with MYCN-amplified, low-stage tumors had less favorable event-free survival (EFS) and overall survival (OS) than did patients with nonamplified tumors (53% +/- 8% and 72% +/- 7% v 90% +/- 1% and 98% +/- 1%, respectively). The data also suggest that tumor cell ploidy could potentially be used to identify candidates for reductions in therapy (Bagatell, et al., J Clin Oncol 27(3):365-70, 2008). •• A chemical compound that stimulates the human homologous recombination protein RAD51. RAD51 and other members of the RecA family of strand exchange proteins assemble on ssDNA to form presynaptic filaments, which carry out the central steps of homologous recombination. A microplate-based assay was developed for high-throughput measurement of hRAD51 filament formation on ssDNA. With this method, Philip Connell, MD, and colleagues including Ralph Weichselbaum, MD, and Douglas Bishop, PhD, screened a 10,000 compound library, leading to the identification of a small molecule (RS-1) that enhances hRAD51 binding in a wide range of biochemical conditions. Results indicate that RS-1 enhances the homologous recombination activity of hRAD51 by promoting the formation of active presynaptic filaments. Cell survival assays in normal neonatal human dermal fibroblasts demonstrated that RS-1 promotes a dose-dependent resistance to the cross-linking chemotherapeutic drug cisplatin. Given that RAD51-dependent recombination is a major determinant of cisplatin resistance, RS-1 seems to stimulate homologous recombination repair proficiency, and has many potential applications in both research and medical settings. (Jayathilaka, et al., Proc Natl Acad Sci USA 105(41):15848532008, 2008). •• Comprehensive pharmacogenetic analysis of irinotecan neutropenia and pharmacokinetics. Federico Innocenti, MD, PhD, along with collaborators including M. Eileen Dolan, PhD and Mark Ratain, MD, identified genetic variation, in addition to the UGT1A1*28 polymorphism, that can explain the variability in irinotecan (CPT-11) pharmacokinetics and neutropenia in cancer patients. Using clinical and genetic data from 85 advanced cancer patients treated with single-agent CPT-11 every 3 weeks at doses of 300 mg/m2 and 350 mg/m2, forty-two common variants were genotyped in 12 candidate genes of the CPT11 pathway. Based on this exploratory analysis, common polymorphisms in genes encoding for ABC and SLC transporters may have a significant impact on the pharmacokinetics and pharmacodynamics of CPT-11 (Innocenti, et al., J Clin Oncol 27(16):2604-14, 2009). •• The MET receptor tyrosine kinase is a potential novel therapeutic target for head and neck squamous cell carcinoma. Recurrent/metastatic head and neck cancer remains a devastating disease with insufficient treatment options. Tanguy Seiwert, MD, and collaborators including Everett Vokes, MD, and Ravi Salgia, MD, PhD (Cell Signaling and Gene Regulation Program), investigated the MET receptor tyrosine kinase as a novel target for the treatment of head and neck squamous 68 UCCRC SCIEN T IFI C R EPO R T 20 0 9 * Due to space constraints, only a small representative sample of Program highlights is presented here. cell carcinoma (HNSCC). An analysis of HNSCC tissue samples and cell lines indicated that MET is functionally important with prominent overexpression, increased gene copy number, and mutations. MET inhibition abrogated MET functions, including proliferation, migration/motility, and angiogenesis, indicating that MET is a promising, novel target for HNSCC and that combination approaches with cisplatin or EGFR inhibitors should be explored. (Seiwert, et al., Cancer Res 69(7):3021-31, 2009). Dr. Walter Stadler •• Patient anxiety about prostate cancer independently predicts early initiation of androgen deprivation therapy for biochemical cancer recurrence in older men: a prospective cohort study. Androgen deprivation therapy (ADT) is firstline therapy for patients with prostate cancer (PCA) who experience biochemical recurrence (BCR). However, the optimal timing of ADT initiation is uncertain, and earlier ADT initiation can cause toxicities that lower quality of life (QOL). Walter Stadler, MD, and his colleagues tested the hypothesis that elevated cancer anxiety leads to earlier ADT initiation for BCR in older men. Results from a prospective cohort study reveal that cancer anxiety independently and robustly predicts earlier ADT initiation in older men with BCR. For older patients with PCA, earlier ADT initiation may not change life expectancy and can negatively impact QOL. PCA-specific anxiety is a potential target for a decision-making Selected New Funding •• Chun-Su Yuan, MD, PhD, is the primary investigator in a program project (P01), funded by the National Center for Complementary and Alternative Medicine of the National Institutes of Health, to study two selected botanicals, Clinical & Experimental Therapeutics intervention in this setting (Dale, et al., J Clin Oncol 27(10):1557-63, 2009). unsteamed and steamed American ginseng and notoginseng, as agents against colorectal cancer. The overall goal of the project is to characterize the anti-tumor activities and mechanisms of action of these two herbs and their active constituents through collaborative efforts with Tong-Chuan He, MD, PhD and Wei Du, PhD (members of the Cell Signaling and Gene Regulation Program). •• Bakhtiar Yamini, MD, with funding from the National Institutes of Health, is investigating nanoparticles and and nanocapsules for glioma targeting. In collaboration with researchers at Argonne National Lab and LNKChemsolutions, Dr. Yamini will optimize the fabrication of PLGA/Fe3O4 nanoparticles that encapsulate therapeutic agent and can be distributed by convection enhanced delivery (CED) through the brain. The hypothesis is that the nanoparticles can be tracked using in vivo MR imaging during treatment. •• M. Eileen Dolan, PhD is the recipient of an R21 grant from the National Cancer Institute to determine the underlying cause for the inter-ethnic differences in sensitivity to chemotherapy. The overall goal is to develop an unbiased genomewide model to identify germline genetic variants, mRNA or miRNA expression including those in an underserved population, that predict risk for adverse reactions and non-response to chemotherapy. •• Everett Vokes, MD, received funding from the American Society of Clinical Oncology to study concomitant chemoradiotherapy and translational gene therapy for intermediate stage malignancy of the lung, head, and neck. The study aims to investigate the use of TNFerade as a radiation sensitizer. TNFerade consists of the TNF gene linked to a radiation inducible promoter and an adenovirus for delivery to tumor cells. Dr. Vokes is also studying gene therapy with an oncolytic herpes simplex virus analog and investigating the role of the cMet pathway in possible prevention strategies and therapeutic interventions. New Faculty Recruitments and UCCRC Members Scott Eggener, MD specializes in the care of patients with urologic cancers, utilizing surgical, medical, and for select patients, non-interventional approaches. His research focuses on improving surgical techniques, optimizing outcomes, and offering clinical trials for patients with kidney, bladder, testicular, and prostate cancer. Arieh Shalhav, MD is a pioneer in minimally-invasive laparoscopic urologic surgery. He has the most extensive experience in the country in laparoscopic surgery of the kidney. Dr. Shalhav’s research has enhanced medical professionals’ understanding of the effects of renal ischemia and ways to avoid its related damage during surgery. UCCRC SCIEN T IFI C R EPO R T 20 0 9 69 Selected Publications * : Intraprogrammatic Collaboration # : Interprogrammatic Collaboration Bishop, Douglas PhD * Jayathilaka K, Sheridan SD, Bold TD, Bochenska K, Logan HL, Weichselbaum RR, Bishop DK, Connell PP. A chemical compound that stimulates the human homologous recombination protein RAD51. Proc Natl Acad Sci U S A 105(41):15848-53, 2008. Sheridan SD, Yu X, Roth R, Heuser JE, Sehorn MG, Sung P, Egelman EH, Bishop DK. A comparative analysis of Dmc1 and Rad51 nucleoprotein filaments. Nucleic Acids Res 36(12):4057-66, 2008. # Longerich S, Orelli BJ, Martin RW, Bishop DK, Storb U. Brca1 in immunoglobulin gene conversion and somatic hypermutation. DNA Repair (Amst) 7(2):253-66, 2008. Ferrari SR, Grubb J, Bishop DK. The Mei5-Sae3 protein complex mediates Dmc1 activity in Saccharomyces cerevisiae. J Biol Chem 284(18):11766-70, 2009. Blair, Elizabeth MD * Salama JK, Stenson KM, List MA, Mell LK, Maccracken E, Cohen EE, Blair E, Vokes EE, Haraf DJ. Characteristics associated with swallowing changes after concurrent chemotherapy and radiotherapy in patients with head and neck cancer. Arch Otolaryngol Head Neck Surg 134(10):1060-5, 2008. * # Cohen EE, Baru J, Huo D, Haraf DJ, Crowley M, Witt ME, Blair EA, Weichselbaum RR, Rosen F, Vokes EE, Stenson K. Efficacy and safety of treating T4 oral cavity tumors with primary chemoradiotherapy. Head Neck 31(8):101321, 2009. * Cohen EE, Davis DW, Karrison TG, Seiwert TY, Wong SJ, Nattam S, Kozloff MF, Clark JI, Yan DH, Liu W, Pierce C, Dancey JE, Stenson K, Blair E, Dekker A, Vokes EE. Erlotinib and bevacizumab in patients with recurrent or metastatic squamous-cell carcinoma of the head and neck: a phase I/II study. Lancet Oncol 10(3):247-57, 2009. Cohen, Ezra MD * Seiwert TY, Haraf DJ, Cohen EE, Stenson K, Witt ME, Dekker A, Kocherginsky M, Weichselbaum RR, Chen HX, Vokes EE. Phase I study of bevacizumab added to fluorouracil- and hydroxyurea-based concomitant chemoradiotherapy for poor-prognosis head and neck cancer. J Clin Oncol. Apr 1, 26(10):1732-41, 2008. * Seiwert TY, Cohen EE. Targeting angiogenesis in head and neck cancer. Semin Oncol 35(3):274-85, 2008. * # Cohen EE, Zhu H, Lingen MW, Martin LE, Kuo WL, Choi EA, Kocherginsky M, Parker JS, Chung CH, Rosner MR. A feed-forward loop involving protein kinase Calpha and microRNAs regulates tumor cell cycle. Cancer Res 69(1):65-74, 2009. * # Seiwert TY, Jagadeeswaran R, Faoro L, Janamanchi V, Nallasura V, El Dinali M, Yala S, Kanteti R, Cohen EE, Lingen MW, Martin L, Krishnaswamy S, Klein-Szanto A, Christensen JG, Vokes EE, Salgia R. The MET receptor tyrosine kinase is a potential novel therapeutic target for head and neck squamous cell carcinoma. Cancer Res 69(7):3021-31, 2009. * Cohen EE, Davis DW, Karrison TG, Seiwert TY, Wong SJ, Nattam S, Kozloff MF, Clark JI, Yan DH, Liu W, Pierce C, Dancey JE, Stenson K, Blair E, Dekker A, Vokes EE. Erlotinib and bevacizumab in patients with recurrent or metastatic squamous-cell carcinoma of the head and neck: a phase I/II study. Lancet Oncol 10(3):247-57, 2009. Cohn, Susan MD Schneiderman J, London WB, Brodeur GM, Castleberry RP, Look AT, Cohn SL. Clinical significance of MYCN amplification and ploidy in favorable-stage neuroblastoma: a report from the Children’s Oncology Group. J Clin Oncol 26(6):913-8, 2008. Fox E, Maris JM, Widemann BC, Goodspeed W, Goodwin A, Kromplewski M, Fouts ME, Medina D, Cohn SL, Krivoshik A, Hagey AE, Adamson PC, Balis FM. A phase I study of ABT-751, an orally bioavailable tubulin inhibitor, administered daily for 21 days every 28 days in pediatric patients with solid tumors. Clin Cancer Res 14(4):1111-5, 2008. Hartford C, Volchenboum SL, Cohn SL. 3 + 3 not equal to (Rolling) 6. J Clin Oncol 26(2):170-1, 2008. 70 UCCRC SCIEN T IFI C R EPO R T 20 0 9 Cohn SL, Pearson AD, London WB, Monclair T, Ambros PF, Brodeur GM, Faldum A, Hero B, Iehara T, Machin D, Mosseri V, Simon T, Garaventa A, Castel V, Matthay KK. The International Neuroblastoma Risk Group (INRG) classification system: an INRG Task Force report. J Clin Oncol 27(2):289-97, 2009. Monclair T, Brodeur GM, Ambros PF, Brisse HJ, Cecchetto G, Holmes K, Kaneko M, London WB, Matthay KK, Nuchtern JG, von Schweinitz D, Simon T, Cohn SL, Pearson AD. The International Neuroblastoma Risk Group (INRG) staging system: an INRG Task Force report. J Clin Oncol 27(2):298-303, 2009. Bagatell R, Beck-Popovic M, London WB, Zhang Y, Pearson AD, Matthay KK, Monclair T, Ambros PF, Cohn SL. Significance of MYCN amplification in international neuroblastoma staging system stage 1 and 2 neuroblastoma: a report from the International Neuroblastoma Risk Group database. J Clin Oncol 27(3):365-70, 2009. Connell, Philip MD * Jayathilaka K, Sheridan SD, Bold TD, Bochenska K, Logan HL, Weichselbaum RR, Bishop DK, Connell PP. A chemical compound that stimulates the human homologous recombination protein RAD51. Proc Natl Acad Sci U S A 105(41):15848-53, 2008. Connell PP, Hellman S. Advances in radiotherapy and implications for the next century: a historical perspective. Cancer Res 69(2):383-92, 2009. Dawson, Glyn PhD Kilkus JP, Goswami R, Dawson SA, Testai FD, Berdyshev EV, Han X, Dawson G. Differential regulation of sphingomyelin synthesis and catabolism in oligodendrocytes and neurons. J Neurochem 106(4):1745-57, 2008. Qin J, Goswami R, Dawson S, Dawson G. Expression of the receptor for advanced glycation end products in oligodendrocytes in response to oxidative stress. J Neurosci Res 86(11):2414-22, 2008. Dolan, M. Eileen PhD # Huang RS, Chen P, Wisel S, Duan S, Zhang W, Cook EH, Das S, Cox NJ, Dolan ME. Population Specific GSTM1 Copy Number Variation. Hum Mol Genet 18(2):366-72, 2009. # Huang RS, Duan S, Kistner EO, Bleibel WK, Delaney SM, Fackenthal DL, Das S, Dolan ME. Genetic variants contributing to daunorubicin-induced cytotoxicity. Cancer Res 68(9):3161-8, 2008. # Duan S, Huang RS, Zhang W, Bleibel WK, Roe CA, Clark TA, Chen TX, Schweitzer AC, Blume JE, Cox NJ, Dolan ME. Genetic architecture of transcript-level variation in humans. Am J Hum Genet 82(5):1101-13, 2008. # Zhang W, Duan S, Kistner EO, Bleibel WK, Huang RS, Clark TA, Chen TX, Schweitzer AC, Blume JE, Cox NJ, Dolan ME. Evaluation of genetic variation contributing to differences in gene expression between populations. Am J Hum Genet 82(3):631-40, 2008. Shukla SJ, Duan S, Badner JA, Wu X, Dolan ME. Susceptibility loci involved in cisplatin-induced cytotoxicity and apoptosis. Pharmacogenet Genomics 18(3):253-62, 2008. Duan S, Huang RS, Zhang W, Mi S, Bleibel WK, Kistner EO, Cox NJ, Dolan ME. Expression and alternative splicing of folate pathway genes in HapMap lymphoblastoid cell lines. Pharmacogenomics 10(4):549-63, 2009. Hartford CM, Duan S, Delaney SM, Mi S, Kistner EO, Lamba JK, Huang RS, Dolan ME. Population-specific genetic variants important in susceptibility to cytarabine arabinoside cytotoxicity. Blood 113(10):2145-53, 2009. Eggener, Scott MD Eggener SE, Yossepowitch O, Roehl KA, Loeb S, Yu X, Catalona WJ. Relationship of prostate-specific antigen velocity to histologic findings in a prostate cancer screening program. Urology 71(6):1016-9, 2008. Eggener SE, Yossepowitch O, Kundu S, Motzer RJ, Russo P. Risk score and metastasectomy independently impact prognosis of patients with recurrent renal cell carcinoma. J Urol 180(3):873-8, discussion 878, 2008. Yossepowitch O, Thompson RH, Leibovich BC, Eggener SE, Pettus JA, Kwon ED, Herr HW, Blute ML, Russo P. Positive surgical margins at partial nephrectomy: predictors and oncological outcomes. J Urol 179(6):2158-63, 2008. Berglund RK, Masterson TA, Vora KC, Eggener SE, Eastham JA, Guillonneau BD. Pathological upgrading and up staging with immediate repeat biopsy in patients eligible for active surveillance. 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An interferon-related gene signature for DNA damage resistance is a predictive marker for chemotherapy and radiation for breast cancer. Proc Natl Acad Sci U S A 105(47):18490-5, 2008. * # Cohen EE, Baru J, Huo D, Haraf DJ, Crowley M, Witt ME, Blair EA, Weichselbaum RR, Rosen F, Vokes EE, Stenson K. Efficacy and safety of treating T4 oral cavity tumors with primary chemoradiotherapy. Head Neck 31(8):101321, 2009. * # Cohen EE, Baru J, Huo D, Haraf DJ, Crowley M, Witt ME, Blair EA, Weichselbaum RR, Rosen F, Vokes EE, Stenson K. Efficacy and safety of treating T4 oral cavity tumors with primary chemoradiotherapy. Head Neck 31(8):101321, 2009. * Cohen EE, Davis DW, Karrison TG, Seiwert TY, Wong SJ, Nattam S, Kozloff MF, Clark JI, Yan DH, Liu W, Pierce C, Dancey JE, Stenson K, Blair E, Dekker A, Vokes EE. Erlotinib and bevacizumab in patients with recurrent or metastatic squamous-cell carcinoma of the head and neck: a phase I/II study. Lancet Oncol 10(3):247-57, 2009. # Liauw SL, Fricano J, Correa D, Weichselbaum RR, Jani AB. Dose-escalated radiation therapy for intermediate-risk prostate cancer: patient selection for androgen deprivation therapy using percentage of positive cores. Cancer 115(8):1784-90, 2009. UCCRC SCIEN T IFI C R EPO R T 20 0 9 # Lee Y, Auh SL, Wang Y, Burnette B, Wang Y, Meng Y, Beckett M, Sharma R, Chin R, Tu T, Weichselbaum RR, Fu YX. Therapeutic effects of ablative radiation on local tumor require CD8+ T cells: changing strategies for cancer treatment. Blood 114(3):589-95, 2009. Yamada, Seiko Diane MD Yuan, Chun-Su MD, PhD # Onujiogu N, Lengyel E, Yamada SD. Reversible posterior leukoencephalopathy syndrome following intravenous paclitaxel and intraperitoneal cisplatin chemotherapy for fallopian tube cancer. Gynecol Oncol 111(3):537-9, 2008. # Luo X, Wang CZ, Chen J, Song WX, Luo J, Tang N, He BC, Kang Q, Wang Y, Du W, He TC, Yuan CS. Characterization of gene expression regulated by American ginseng and ginsenoside Rg3 in human colorectal cancer cells. Int J Oncol 32(5):975-83, 2008. # Sawada K, Mitra AK, Radjabi AR, Bhaskar V, Kistner EO, Tretiakova M, Jagadeeswaran S, Montag A, Becker A, Kenny HA, Peter ME, Ramakrishnan V, Yamada SD, Lengyel E. Loss of E-cadherin promotes ovarian cancer metastasis via alpha 5-integrin, which is a therapeutic target. Cancer Res 68(7):2329-39, 2008. # Wang CZ, Aung HH, Zhang B, Sun S, Li XL, He H, Xie JT, He TC, Du W, Yuan CS. Chemopreventive effects of heat-processed Panax quinquefolius root on human breast cancer cells. Anticancer Res 28(5A):2545-51, 2008. # Taylor JL, Szmulewitz RZ, Lotan T, Hickson J, Griend DV, Yamada SD, Macleod K, Rinker-Schaeffer CW. New paradigms for the function of JNKK1/ MKK4 in controlling growth of disseminated cancer cells. Cancer Lett 272(1):12-22, 2008. # Taylor J, Hickson J, Lotan T, Yamada DS, Rinker-Schaeffer C. Using metastasis suppressor proteins to dissect interactions among cancer cells and their microenvironment. Cancer Metastasis Rev 27(1):67-73. * # Melhem A, Yamada SD, Fleming GF, Delgado B, Brickley DR, Wu W, Kocherginsky M, Conzen SD. Administration of Glucocorticoids to Ovarian Cancer Patients Is Associated with Expression of the Anti-apoptotic Genes SGK1 and MKP1/DUSP1 in Ovarian Tissues. Clin Cancer Res 15(9):3196-204, 2009. # Wang CZ, Xie JT, Fishbein A, Aung HH, He H, Mehendale SR, He TC, Du W, Yuan CS. Antiproliferative effects of different plant parts of Panax notoginseng on SW480 human colorectal cancer cells. Phytother Res 23(1):6-13, 2009. Li XL, Wang CZ, Mehendale SR, Sun S, Wang Q, Yuan CS. Panaxadiol, a purified ginseng component, enhances the anti-cancer effects of 5-fluorouracil in human colorectal cancer cells. Cancer Chemother Pharmacol, 2009. Wang CZ, Ni M, Sun S, Li XL, He H, Mehendale SR, Yuan CS. Detection of adulteration of notoginseng root extract with other panax species by quantitative HPLC coupled with PCA. J Agric Food Chem 57(6):2363-7, 2009. Wang CZ, Li XL, Wang QF, Mehendale SR, Fishbein AB, Han AH, Sun S, Yuan CS. The mitochondrial pathway is involved in American ginsenginduced apoptosis of SW-480 colon cancer cells. Oncol Rep 21(3):577-84, 2009. Yamini, Bakhtiar MD # Rosen DS, Smith S, Gurbuxani S, Yamini B. Extranodal hairy cell leukemia presenting in the lumbar spine. J Neurosurg Spine 9(4):374-6, 2008. UCCRC SCIEN T IFI C R EPO R T 20 0 9 Clinical & Experimental Therapeutics # Lotan T, Hickson J, Souris J, Huo D, Taylor J, Li T, Otto K, Yamada SD, Macleod K, Rinker-Schaeffer CW. c-Jun NH2-terminal kinase activating kinase 1/mitogen-activated protein kinase kinase 4-mediated inhibition of SKOV3ip.1 ovarian cancer metastasis involves growth arrest and p21 up-regulation. Cancer Res 68(7):2166-75, 2008. 77 Selected Major Grants and Awards The Clinical and Experimetnal Therapeutics Program has a funding base of $22,558,038 in annual total costs (current as of July 2009). This sum includes $6,717,757 in NCI funding and $6,586,262 in other NIH funding. Due to space constraints, only new awards presented since January 1, 2008 with funding of $100,000 or more in annual total costs are listed here. Investigator 78 Title Start Date End Date Annual Total Cost Class 9/30/2008 7/31/2013 $1,200,000 P01 National Center for Complementary and Alternative Medicine Funding Agency Yuan, Chun-Su Center for Herbal Research on Colorectal Cancer Weichselbaum, Ralph Ludwig for Cancer Research Program 1/1/2008 12/31/2010 $533,333 N/A Ludwig Fund for Cancer Research, Virginia and D.K. Ratain, Mark A Randomized Discontinuation Study of Brivanib Alanate (BMS582664) vs. Placebo In Subjects with Advanced Tumors Focusing on Baseline Expression of FGF-2 Protein 4/8/2008 1/31/2011 $499,440 N/A Bristol-Myers Squibb Company Maitland, Michael Phase Ib Study to Evaluate the Safety of Combining IGF-1R Antagonist R1507 with Multiple Standard Chemotherapy Drug Treatments in Patients with Advanced Malignancies 3/9/2009 11/30/2010 $309,430 N/A Hoffmann-Laroche Vokes, Everett Randomized Phase II Trial of Taxotere, Cisplatin, and Hypofractionated Radiotherapy vs Cisplatin and Taxotere for Limited Volume Stage IV Nonsmall Cell Lung Cancer (Synergistic Metastases Annihilation with Radiotherapy and Taxotere (SMART) 3/27/2009 3/26/2010 $289,825 N/A Sanofi-Aventis U.S. Inc. Dolan, Eileen Incorporation of microRNA expression in pharmacogenetic prediction models 3/1/2009 2/28/2011 $205,920 R21 National Cancer Institute Ratain, Mark Phase I Multicenter, Open-Label, Dose Escalating, Clinical and Pharmacokinetic Study of PM01183 in Patients with Advanced Solid Tumors 2/5/2009 2/4/2011 $195,000 N/A Pharmamar, S.A. Kindler, Hedy 20070411: "A Phase lb/2 Open Label, Dose Escalation Study of AMG 655 in Combination with AMG 479 in Subjects with Advanced, Refractory, Solid Tumors 2/11/2009 2/10/2011 $154,237 N/A Amgen UCCRC SCIEN T IFI C R EPO R T 20 0 9 Start Date End Date Annual Total Cost Class Funding Agency Seiwert, Tanguy 1200.23: Phase IIb/III Randomized, Double Blind Trial of BIBW 2992 Plus BSC vs Placebo Plus BSC in Non-Small Cell Lung Cancer Patients Failing Erlotinib or Gefitinib 7/14/2008 7/13/2010 $124,395 N/A Boehringer Ingelheim Ltd Yamini, Bakhtiar Nanoparticles and Nanocapsules for Glioma Targeting 9/12/2008 8/31/2009 $113,333 R43 National Cancer Institute Kindler, Hedy MORAb-009-003: An Open-Label Clinical Trial of MORAb-009 in Combination with Pemetrexed and Cisplatin in Subjects with Mesothelioma 2/10/2009 2/9/2011 $108,619 N/A Morphotek, Inc. Kindler, Hedy Phase I/II Study of a Triplet Combination of CBP501, Pemetrexed and Cisplatin in Patients with Advanced Solid Tumors and in Chemotherapy-naive Patients with Malignant Pleural Mesothelioma 8/1/2008 12/31/2010 $105,643 N/A Canbas Co. LTD. Vokes, Everett Study to Determine the Effect of Dose Schedules of R1507 or Placebo, Both in Combination With Erlotinib (Tarceva), on ProgressionFree Survival in Patients with Advanced Non-Small Cell Lung Cancer with Disease Progression after Chemotherapy 12/31/2008 6/30/2010 $102,270 N/A Hoffmann-Laroche Vokes, Everett Concomitant Chemradiotherapy and Translational Gene Therapy Trials for Intermediate Stage Malignancy of the Lung Head and Neck 7/1/2008 6/30/2013 $100,000 N/A American Society of Clinical Oncology He, Chuan How Staphyloccus Aureus senses Host Immune Defenses 7/1/2008 6/30/2013 $100,000 N/A Burroughs Wellcome Fund UCCRC SCIEN T IFI C R EPO R T 20 0 9 Clinical & Experimental Therapeutics Title Investigator 79 P ro g r a m 5 Advanced Imaging The University of Chicago Cancer Research Center is at the forefront of the imaging revolution. Overview & Goals The University of Chicago Cancer Research Center is at the forefront of the imaging revolution. Extraordinary advances in imaging pioneered at the UCCRC are helping specialists diagnose cancer in its early, less harmful stages, and attack cancerous tumors with greater precision and with less harm to healthy tissue. Imaging research at the University of Chicago ranges from studies of many animal models of cancer, to in vitro studies of tissues and cells, to clinical research studies of patients and volunteers. The Advanced Imaging Program is structured so that pre-clinical studies closely parallel clinical research to create synergies that produce new ideas and strongly support translational research. Consequently, the Advanced Imaging Program plays a key role in research at the UCCRC. The Program consists of 27 members from two departments. The scientific goals of the Program include (1) investigating new methods for computerized image analysis to help in the early diagnosis of cancer (breast, lung, colon, and prostate carcinomas); (2) investigating new methods of image reconstruction for use in CT (computed tomography), SPECT (single photon emission computed tomography), and PET (positron emission tomography) imaging; (3) developing new methods of image acquisition such as MRIS (magnetic resonance imaging and spectroscopy) and EPR (electron paramagnetic resonance imaging); (4) identifying imaging methods for oncology practice and for the evaluation of response to target-based cancer drugs; (5) providing imaging support for clinical trials; and (6) investigating methods for the evaluation of imaging systems, especially as they apply to computer-aided diagnosis and new imaging instrumentation. The Program strives to achieve these goals by integrating and focusing the work of investigators with established research programs and by promoting collaborations. Advanced Imaging Imaging is an increasingly critical part of cancer diagnosis and treatment. Advances in imaging allow early detection of cancer when it is most easily cured. In addition, imaging can be used to assess response to therapy and serves as an integral part of clinical trials for new drugs, as well as facilitates the development of customized, optimal therapies for individual patients. Image-guidance is essential for accurate delivery of radiotherapy and other treatments, e.g., focused ultrasound. The rapid development of technology for imaging and imageguided therapy is transforming cancer care. As a result, this is a time of unprecedented opportunity and challenge for translational imaging research. The NCI, the ACS, and other national organizations have made support for research in imaging a priority. Program Leaders: Gregory Karczmar, PhD Heber MacMahon, MD UCCRC SCIEN T IFI C R EPO R T 20 0 9 81 Members 82 Investigator* Rank Department Hiroyuki Abe MD Assistant Professor Radiology Hania Al-Hallaq PhD Assistant Professor Radiation and Cellular Oncology Daniel Appelbaum MD Assistant Professor Radiology Stephen Archer MD Professor Medicine Samuel Armato PhD Associate Professor Radiology Richard Baron MD Professor Radiology Chin-Tu Chen PhD Associate Professor Radiology Abraham Dachman MD Professor Radiology Kunio Doi PhD Professor Radiology Maryellen Giger PhD Professor Radiology Howard Halpern MD, PhD Professor Radiation and Cellular Oncology Yulei Jiang PhD Associate Professor Radiology Chien-Min Kao PhD Assistant Professor Radiology Gregory Karczmar PhD Professor Radiology Patrick La Riviere PhD Assistant Professor Radiology Stanley Liauw MD Assistant Professor Radiation and Cellular Oncology Heber MacMahon MD Professor Radiology Charles Metz PhD Professor Radiology Gillian Newstead MB ChB Professor Radiology Robert Nishikawa PhD Associate Professor Radiology Aytekin Oto MD Associate Professor Radiology Xiaochun Pan PhD Professor Radiology Charles Pelizzari PhD Associate Professor Radiation and Cellular Oncology Brian Roman PhD Assistant Professor Radiology Charlene Sennett MD Assistant Professor Radiology Kenji Suzuki PhD Assistant Professor Radiology Michael Vannier MD Professor Radiology UCCRC SCIEN T IFI C R EPO R T 20 0 9 * Reflects all Program membership during 2008-2009 Featured Faculty Research Summaries† The Advanced Imaging Program plays a key role in facilitating collaborations among investigators at the University of Chicago. Investigators have made significant advances in computer-aided diagnosis, new methods for image reconstruction and acquisition, new imaging techniques for cancer therapy evaluation, and image-guided therapy for in vitro cancer-related applications. Highlights of research progress in areas including computed tomography, x-ray, magnetic resonance are outlined below. Theme: Computer-Aided Diagnosis Samuel Armato III, PhD Associate Professor of Radiology Dr. Armato’s research focus is in the field of computeraided diagnosis (CAD), which combines the disciplines of physics, mathematics, computer science, and statistics to analyze medical images for the early detection, diagnosis, and quantification of disease. Specifically, he has been developing and investigating CAD methods in chest radiology for the automated detection of (CT) scans, the automated volumetric assessment of Dr. Kenji Suzuki pleural mesothelioma in CT scans, the assessment of mesothelioma response to therapy, and the analysis of temporal subtraction image quality in chest radiography. He is also interested in the issue of inter-observer variability in diagnostic image interpretation, especially in the context Advanced Imaging lung nodules in thoracic computed tomography of establishing “truth” for CAD studies. Due in part to the strengths of its thoracic CAD research, The University of Chicago (with Dr. Armato as Principal Investigator) was selected by the National Cancer Institute to form the Lung Image Database Consortium (LIDC) with four other academic institutions. This consortium is creating an image database as an international research resource for the development, training, and evaluation of CAD methods for lung nodules in CT. The LIDC has been engaged in a process to identify and resolve an array of challenging technical and clinical issues to provide a solid foundation for a robust database of 1000 thoracic CT scans, each annotated by a group of four expert chest radiologists through a two-phase reading process. Dr. Armato has been the lead investigator of several LIDC research projects. In one study involving the first 30 LIDC cases, a total of 59 lesions were assigned to the “nodule > 3 mm” category by at least one radiologist. Of these lesions, 27 (45.8%) received such an assignment from all four radiologists, and 17 (28.8%) were identified as such by only a single radiologist. This study demonstrated the extent of inter-observer variability in the task of lung nodule identification, even among experienced subspecialty radiologists. In another study, LIDC data was used to evaluate the lung nodule detection performance of experienced radiologists in the context of other experienced radiologists. The number of “true” nodules as defined by various combinations of radiologists ranged from 15-89. The mean nodule-detection sensitivities across radiologists and different definitions of “truth” ranged from 51.0-83.2%, whereas mean false-positive rates ranged from 0.33-1.39 per case. Dr. Armato has developed computerized methods for the quantification of mesothelioma tumor extent in CT scans; such measurements, performed in a consistent manner, are essential to the conduct of clinical trials that seek to investigate treatment regimens for malignant pleural mesothelioma. Although manual measurement of tumor thickness on CT scans is the current standard for assessing response to therapy, this approach is tedious and often incomplete. The variability of manual mesothelioma tumor thickness measurements was found to be near 30% when experienced observers were asked to obtain measurements from the same series of CT scans. When presented with the output of a semi-automated measurement system, observers accepted the computer output without modification † Note: Due to space constraints, only a small representative sample of Program members is presented here. UCCRC SCIEN T IFI C R EPO R T 20 0 9 83 in as many as 86% of the measurement sites; of all measurements across all observers, 89% were changed by 2 mm or less. Computer-assisted methods are expected to become important components of mesothelioma treatment protocols by making the quantification of tumor response to therapy more efficient, reproducible, and consistent. Dr. Armato’s research is now challenging the applicability of the current response criteria used clinically to evaluate a mesothelioma patient’s response to therapy. Kunio Doi, PhD Professor of Radiology Recently, computer-aided diagnosis (CAD) has become a component of the routine clinical work for the detection of breast cancer on mammograms. More than 8,000 CAD systems have been installed around the world, and about one half of the facilities for breast clinics in the U.S. have implemented CAD for diagnosis of breast cancer on mammograms. These observations indicate that CAD is beginning to be applied widely in the detection and/or differential diagnosis of many different types of abnormalities, such as breast cancer, lung cancer, colon cancer, brain tumors and cardiovascular diseases in medical images to assist physicians’ image interpretation. A large-scale systematic program for research and development of CAD schemes was initiated in the early 1980s at the Kurt Rossmann Laboratories for Radiologic Image Research in the Department of Radiology at the University of Chicago. Initially, three research projects were selected for 1) detection and/or quantitative analysis of stenoses in vascular imaging; 2) detection of lung nodules in chest radiographs; and 3) detection of clustered microcalcifications in mammograms. Although the sensitivities of these schemes for detection of lesions were relatively high (about 85%) even at that time, the number of false positives (four per image) was very large. To examine the potential uses of CAD in clinical situations, an observer performance study was carried out with and without computer output. Surprisingly, radiologists’ performance in detecting microcalcifications was improved significantly when the computer output was available, even with a large number of false positives. After these initial findings, many investigators around the world have followed the research and development of many different CAD schemes for the detection and classification of various diseases. In the future, CAD schemes are likely to be assembled as packages and implemented as a part of PACS. For example, the package for chest CAD may include computerized detection of lung nodules, interstitial opacities, cardiomegaly, vertebral fractures, and interval changes in chest images, as well as computerized classification of benign and malignant nodules and the differential diagnosis of interstitial lung diseases. All of the chest images taken for any purpose will be subjected to a computerized search for many different types of abnormalities included in the CAD package and, thus, potential sites of lesions together with the probability of a certain disease may be displayed on the workstation. At present, the majority of images in PACS are not being used for clinical purposes, except for images that are compared between time points for a single patient. Therefore, the vast majority of images in PACS are currently “sleeping”. Providing a set of benign and malignant images, or a set of images with known pathology similar to an unknown new case in question would be useful for providing radiologists with confidence in their differential diagnosis. The development of a reliable method for quantifying the similarity of a pair of images (or lesions) would allow radiologists to search for and retrieve similar cases from PACS for visual comparison. Dr. Doi’s recent studies indicate that the similarity between a pair of lung nodules in CT and between lesions in mammograms can be quantified by a new psychophysical measure using an artificial neural network that is trained with corresponding image features and by use of subjective ratings from a group of radiologists. Yulei Jiang, PhD Associate Professor of Radiology A major goal of research in the Jiang laboratory is to develop CAD methods. With CAD, a radiologist interprets clinical images and makes clinical diagnoses and decisions in consultation with the results of computer analysis of the same images. Computer-aided detection techniques are used clinically to identify potential lesions in an image. Dr. Jiang’s team has developed a computer technique that can classify breast calcifications in mammograms as malignant or benign more accurately than radiologists can. The technique has been shown in a laboratory study to help radiologists recommend more biopsies for 84 UCCRC SCIEN T IFI C R EPO R T 20 0 9 patients who actually have breast cancer and recommend fewer biopsies for patients who actually have benign lesions. The specific aims of research in the laboratory are to 1) develop CAD methods for the detection and diagnosis of breast cancer in mammograms and prostate cancer in histology images; 2) evaluate the clinical effectiveness of CAD methods; and 3) gain a fundamental understanding of diagnostic observer performance. In recent work, Dr. Jiang and collaborators developed a computer technique that recognizes prostate adenocarcinoma in digitized immunohistochemistry images of prostate tissue sections stained with a triple-antibody cocktail of alphamethylacyl-CoA racemase (AMACR), p63, and high-molecular-weight cytokeratin (HMWCK). The computer technique was first developed on 20 training images and 15 test images, then evaluated in a blinded study on 299 images. The sensitivity and specificity of the computer image analysis ranged from 85–88% and 89–97%, respectively, depending on whether high-grade prostatic intraepithelial neoplasia and cases with atypical diagnosis were included in the calculation. The study shows that their novel automated computer technique can accurately identify prostatic adenocarcinoma in the triple-antibody cocktailstained prostate sections. Further research is ongoing to improve the computer technique and make it easy to use clinically. Development of a similar computer technique that analyzes H&E images is also ongoing. In another recent work, Dr. Jiang collaborated with Dr. Diana L. Miglioretti of Group Health Cooperative, Seattle, Washington, and Drs. Charles Metz and Robert Schmidt and published an article entitled, “Breast cancer detection rate: Designing imaging trials to demonstrate improvements” in Radiology. They analyzed data of over 2 ¼ million screening mammograms interpreted by 510 radiologists in seven US regional registries, and found large variability in the apparent cancer detection rate calculated for each individual radiologist. The average cancer detection rate was 3.91 cancers per examinations. One implication of such large variability is that they estimate ascertaining the cancer detection rate in a clinical trial is difficult and requires extremely large numbers of both screening participants and interpreting radiologists. This difficulty is exacerbated if the goal is to show that a new imaging modality is better than the standard practice. They Advanced Imaging thousand screening examinations, and the standard deviation of the cancer detection rate was 1.93 cancers per thousand calculated the effect of this large variability on the statistical powers of clinical trials and found most published clinical trials of digital mammography and computer-aided detection, including some very large studies, seriously lacked in power. The study shows that ascertaining the clinical effect of computer-aided detection requires extremely large clinical studies, and the danger is great of reaching incorrect conclusions with studies of insufficient power. Theme: New Methods of Image Reconstruction and Acquisition Xiaochun Pan, PhD Professor of Radiology The research interest of Dr. Pan’s laboratory centers on the development of tomographic imaging methodology, theory, and biomedical and other applications. Tomographic imaging is a non-invasive approach to acquiring morphologic, physiologic, or functional information within the subject under study. Computed tomography (CT) and magnetic resonance imaging (MRI) are two examples of tomographic imaging techniques that have impacted tremendously on health care and biomedical research. As tomographic imaging research is multidisciplinary, the Pan laboratory is also collaborating with investigators of different disciplines, including clinicians and biological scientists, on campus and from other institutions around the world. Although the laboratory seeks to address fundamental and theoretical In vivo MR images of mouse colons at 9.4 Tesla: detection of colonic polyps and colorectal tumors in mice. The figure illustrates serial spin echo MR images of the same mouse treated with a mutagen, azoxymethane: normal colon, colonic polyps, and colorectal tumor, as labeled. Small pre-cancerous polyps can be detected and monitored for the progression of the disease. (Images courtesy of D. Mustafi reflecting work in collaboration with M. Bissonnette, E. Chang, X. Fan, J. Hart, and G. Karczmar) problems that arise in advanced tomographic imaging, research efforts are application-driven, aiming at tackling problems of practical significance. Therefore, the laboratory has also maintained active interactions and collaborations with UCCRC SCIEN T IFI C R EPO R T 20 0 9 85 investigators and engineers from companies that are developing advanced tomographic imaging techniques for clinical and preclinical applications, for security scan, and for industrial non-destructive inspection. The Pan group has been conducting research in several areas of tomographic imaging sciences, including instrumentation development for obtaining anatomic as well as functional images of small animals in molecular imaging research, and theory and algorithm development for cone-beam CT for clinical and other applications. Research is also being conducted with collaborators on the development of fast imaging methods in MRI and of new technologies tailored to imaging specific organs and diseases. A great deal of research effort has recently been devoted to the development and evaluation of new theory and algorithms for accurate image reconstruction in advanced, helical cone-beam CT. Advanced cone-beam CT offers high volume-scanning speed and temporal resolution, which allows for the development and improvement of important clinical imaging applications, such as cardiac imaging, virtual colonoscopy, and CT-based lung cancer screening. Investigators in the field have been actively developing mathematically exact theory and practically useful algorithms for derivation of high-quality volumetric images from data acquired with cone-beam CT. Dr. Pan’s research in this area has led to the establishment of a set of new concepts, theory, and algorithms that offer not only a fundamental understanding of the mathematical aspects of the cone-beam CT problem, but also the basis for the development of additional innovative algorithms for obtaining accurate images. The work also reveals a host of possibilities in designing new imaging approaches targeted only to selected region of interests, which had been considered theoretically impossible previously. Some of these new imaging approaches can have significant implications for reducing the motion effect and radiation dose in in vivo CT imaging. The Pan laboratory has also been interested in limited-data scanning in CT, where X-ray dose is reduced to the bare minimum to accomplish a given imaging task. An example of this is digital breast tomosynthesis (DBT). This semi-tomographic modality exposes patients to an X-ray dose not much larger than standard digital mammography, approximately 100 times less than a typical CT scan. DBT promises to improve cancer detectability by utilizing the limited tomographic information to remove overlapping structures from normal breast tissues. The new set of algorithms being developed may lower the required X-ray intensity even further, which is important if DBT is to be used as a mammographic screening tool. Other similar projects involve the development of image-reconstruction algorithms for few-view data taken with onboard imagers to support radiation-therapy accounting and to measure respiratory motion. Brian Roman, PhD Assistant Professor of Radiology Dr. Roman established the Physiological and Molecular Imaging Laboratory in 2005 in the Department of Radiology in order to combine modern physiological and molecular biological techniques with non-invasive imaging modalities. Biological and physiological techniques are combined with magnetic resonance imaging (MRI) to acquire images in which contrast enhancement can be mapped to function. MR images are acquired using the UCCRC Lynn S. Florsheim Magnetic Resonance Imaging and Spectroscopy Laboratory (http://mris.bsd.uchicago.edu)9.4T scanner. A diverse group of biologists, molecular biologists, bioengineers, veterinary technicians, and MR physicists are responsible for implementing the wide range of techniques used in the laboratory. Research is focused on MR techniques and how they can be used towards an understanding of pancreatic and muscle tissue. Three specific aims of the research include 1) the use of MR to detect gene expression in the heart; 2) the development of MR techniques for imaging pancreatic beta cell and islet function; and 3) the development of MR techniques for early detection of pancreatic cancer. To detect gene expression in the heart, the laboratory is developing techniques to link gene expression to MR image contrast for early detection of cardiac hypertrophy, a process that usually cannot be reversed upon clinical detection. The laboratory is engineering a transgenic mouse that expresses a MR reporter protein driven by an inducible cardiac hypertrophic promoter including atrial naturetic peptide (ANP) and brain naturetic peptide (BNP). This strategy benefits from using a ubiquitous and endogenous protein as the reporter, thereby removing problems with immunoreactivity. Additionally, since the reporter 86 UCCRC SCIEN T IFI C R EPO R T 20 0 9 is induced by the pathology, a maximum dynamic range can be obtained as the heart progresses from a baseline to a pathological state. The laboratory is adapting this strategy towards the detection of cell proliferation in cancer models. The growing incidence of diabetes was the driving force for developing techniques to monitor pancreatic beta cell function. Beta cell production and release of insulin is preceded by membrane depolarization, which is triggered by changes in extracellular glucose and the influx of calcium. Early stages of this project involved proof of concept studies link these activation steps with MRI contrast. Manganese (Mn) was implemented as a calcium analog and a MRI contrast agent, as the laboratory was successful in demonstrating that activated beta cells take up Mn in cell lines, as well as in both animal and human isolated islets, upon glucose stimulation. The apparent change in contrast is directly related to the release of insulin and therefore beta cell function. The laboratory is the pioneer of this technique and has successfully translated it to in vivo models, resulting in functional MR images of the intact pancreas. The laboratory is currently adapting the Mn-MRI technique and developing complementary methods to detect pancreatic adenocarcinomas. An upregulation of calcium binding proteins and associated T-tubules occurs during the development of these tumors. As Mn is often considered a calcium analog, an underlying assumption is that these cancer cells will take up Mn to a greater extent compared to non-cancer cells. The laboratory has obtained MR images of cultured pancreatic cancer cells following exposure and growth with Mn, which indicate that Mn is taken up during growth and can be distinguished from non-cancer cells. These findings have been examined in situ using xenograft models and are anticipated to facilitate a non-invasive method for monitoring tumor growth and therapeutic effectiveness. Theme: New Imaging Techniques for Oncology Practice and Therapy Evaluation Advanced Imaging Heber MacMahon, MD Professor of Radiology Research in the Thoracic Imaging Section of the Department of Radiology has been focused on clinical applications of image processing and computer-aided diagnosis for improved accuracy in the detection and characterization of lung cancer. Initial detection of lung cancer is still most commonly made by chest radiography, and much of our research has been directed towards developing methods to facilitate earlier and more consistent diagnosis, as well as monitoring of existing disease. The techniques have included energy subtraction, temporal subtraction, rib suppression, and computer-aided detection. In recent years, the Thoracic Imaging Section has started to work Magnetic resonance imaging of mouse mammary tumors in the UCCRC’s Lynn S. Florsheim MRIS Lab. with commercial companies, which are developing advanced clinical products that incorporate these technologies. The current thrust of imaging research is the area of improving performance of radiologists in detection and characterization of new disease in chest radiographs and CT scans. This has involved the application and evaluation of image processing techniques to reduce rib opacity in order to improve nodule detection, evaluation of energy subtraction, and development of temporal subtraction to improve detection of interval change. While energy subtraction is a commercially available technique with proven efficacy, other methods such as rib suppression and temporal subtraction are software-only approaches that have the advantage of not requiring specialized acquisition equipment nor any increase in radiation dose. In a recent pilot study, Dr. MacMahon’s team compared the performance of radiologists viewing standard chest radiographs in detecting small lung cancers, compared to a novel rib suppression technique and dual energy subtraction. A significant improvement in detection accuracy was demonstrated using rib suppression alone, while a further highly significant benefit was shown with energy subtraction. This finding is important, because even a small improvement in detection accuracy can UCCRC SCIEN T IFI C R EPO R T 20 0 9 87 have important clinical implications in a modality as ubiquitous as chest radiography. Temporal subtraction is a complementary approach that can amplify interval change on sequential radiographs. After many years of development at the University of Chicago, it has been licensed and further refined to the point where it is ready to be tested in clinical practice. The team is currently working to determine how best to integrate temporal subtraction with our clinical viewing system to initiate what would be the first such clinical trial in the United States. Detection of thoracic lesions is not limited to the initial disease presentation; it can play a role in monitoring and therapy evaluation as well, and tools that improved detection and characterization of thoracic disease have potential for more sensitive detection of disease recurrence. Although several newer tools, such as PET and perfusion imaging are under investigation for this purpose, the large majority of therapy monitoring is still based on simple measurement of selected reference lesions by radiologists. This is a necessary but tedious task, which is time-consuming for radiologists, and suffers Illustrations of flat lesions which exhibit uncommon flat morphology. (a) A flat lesion on a fold (10 mm; adenoma) in the cecum was detected correctly by our computeraided detection scheme (indicated by an arrow). (b) A small flat lesion (6 mm; adenoma) in the cecum was detected correctly by our computer-aided detection scheme. (Image by K. Suzuki) from considerable variation and inaccuracy. To address this issue, the team is working to develop a software tool that will provide semi-automated three-dimensional volume measurements of tumor nodules, lymph nodes and liver metastases, while tracking lesions over time on multiple sequential scans. The goal of this project is to provide a fully-integrated system that can provide oncologists with accurate and reproducible tumor volume measurements, while facilitating the radiologists’ task. Although the system can actually detect new lung lesions with good accuracy, such detection tasks are being pushed onto the “back-burner” as a direct result of the difficulty of obtaining FDA clearance for clinical use. Nonetheless, accurate measurement and tracking of radiologist-detected reference lesions has potential to have a major impact on oncologic practice, by reducing subjectivity and human error. Aytekin Oto, MD Associate Professor of Radiology Dr. Oto is working in collaboration with the Lynn S. Florsheim MRIS Lab, directed by Drs. Karczmar and Roman, and Dr. Walter Stadler`s (Clinical and Experimental Therapeutics Program) laboratory to explore more accurate diagnosis of prostate cancer by MR imaging. Additionally, he is developing and validating MR image analysis methods to improve the amount and reproducibility of diagnostic information obtained from MRI through three ongoing research projects. The goal of the first project is to determine the role of dynamic contrast enhanced MR imaging (DCE-MRI) in the non-invasive evaluation of histologic grading (Gleason score) and angiogenesis of prostate cancer. Specific objectives in this project are to 1) determine the relation between DCE-MRI derived kinetic parameters and the Gleason score of the prostate cancer lesions; 2) evaluate which parameters of DCE-MRI will correlate with mean vascular density and VEGF expression in the prostate cancer; and 3) determine whether the pharmacokinetic parameters estimated from DCE-MRI can improve detection of prostate cancer and extracapsular extension (ECE). The second project focuses on MR microscopy of prostatectomy specimens for automated whole organ histopathology. Histopathologic validation of imaging findings is required to improve the quality and consistency of new technology and to understand prostate cancer disease processes and treatment. Currently, the gold standard method for histopathological validation is expert visual inspection of whole mount prostatectomy specimens, a process that is costly, laborious, and not widely available. In this project, a 9.4T MR imaging system will be used for imaging of fresh prostatectomy specimens, prior to routine histopathological evaluation. On completion, this project will demonstrate the feasibility of using high field dedicated MR imaging to increase efficiency and accuracy of pathologists and/or as an alternative to routine fixation and histopathological analysis. 88 UCCRC SCIEN T IFI C R EPO R T 20 0 9 This research has significant potential to improve the quality and consistency of imaging and produce improvements in technology for prostate cancer diagnosis and treatment. Specific aims are to 1) determine the feasibility of 9.4T MRI microscopy of fresh and fixed ex vivo prostate specimens; 2) verify imaging findings of 9.4T scans with whole mount and standard prostate histopathology; and 3) design and test a system for registration of multimodality in vivo and ex vivo prostate image analysis that uses MRI as the basis for superimposition of datasets. Finally, the third project focuses on optimization of an endrorectal prostate MR protocol. One specific aim is to develop an optimal protocol for prostate scans that includes use of the Philips endorectal probe, fast spin echo imaging, diffusion weighted imaging, dynamic contrast enhanced MRI, and metabolic spectroscopy when appropriate. Results obtained with these methods will be compared qualitatively and quantitatively with results obtained on GE scanners. The comparison will be based on average image metrics over the group of patients imaged on each scanner. Comparisons will be made by patients who are matched in terms of age and Gleason score. The second aim is to incorporate new experimental imaging approaches into the standard Philips protocol, including new approaches to the analysis of DCE-MRI and the addition of HiSS to the prostate imaging protocol. Michael Vannier, MD Professor of Radiology Imaging plays a central role in research and clinical medicine for many diseases, especially cancer. Imaging has grown in importance because of the advances in technology that allow more precise location of lesions, the ability to guide therapy and spare normal tissues, and, more recently, a means to measure response to therapy and predict outcome. Clinical trials are location and extent of cancer, and, in some cases, to determine if an individual responds to the new therapy. This is a complex task, since many trials involve a combination of conventional and new therapies, so sensitive methods are used that can discriminate the contribution of each. Experimental imaging methods are used in the laboratory for preclinical studies, and Advanced Imaging beneficial to cancer patients by providing access to new therapies. Imaging is essential for many of these trials to measure the the most advanced of these methods have been adapted or “translated” from the laboratory to the clinic. Some of the most demanding applications of imaging, which require the most advanced methods, are integrated into new clinical trials. In brain tumor therapy, for example, imaging is essential to detect lesions, locate them precisely, and to measure their extent. In addition, imaging can measure the microvasculature, metabolism, and status of the blood-brain barrier, as well as their changes over time due to the effects of tumors or therapies. The amount of information provided by advanced imaging has eclipsed all other methods for certain lesions, so many clinical trials are built around the available imaging methods and technology. During the past 2 years, the University of Chicago has joined many highly innovative and important vanguard trials of drug-radiotherapy-surgery combination trials underway at the nation’s leading centers. To qualify as a site, enroll volunteer subjects, complete the complex protocols, and evaluate each new therapy, advanced technology was installed and tested for image acquisition, intravenous contrast administration, data archiving, post-processing analysis, and quality control. The benefits of the new therapies are difficult to evaluate while these trials are underway, but it appears likely that some of them will soon replace conventional therapies since the outcomes are superior, and toxicity is less. Nowadays, it is not unusual for a clinical trial to use dynamic contrast enhancement (where a multitude of images are acquired over time after IV contrast injection), proton spectroscopy, diffusion weighted imaging (that is sensitive to apoptosis, for example), perfusion measurement, and 3D morphometrics to evaluate tumors before and after therapy. In some instances, several of these techniques are combined to evaluate multimodal therapy, such as chemoradiotherapy. Through the Advanced Imaging Program, the University of Chicago has been among the nation’s most productive centers based on the number of subjects enrolled who have completed these trials. The efforts of many clinical disciplines are involved, for example, in brain tumor therapy. Drs. M. Kelly Nicholas, Director of the Neuro-Oncology Program, Steven Chmura in radiotherapy, and Michael Vannier in radiology have worked together closely with Dr. Maryann Schroeder, in radiation oncology who oversees the protocol and procedures, and Paul Worthington, technical supervisor in MRI. Sponsors of this research include the National Cancer Institute, oncology cooperative groups (ACRIN and RTOG), and industry. UCCRC SCIEN T IFI C R EPO R T 20 0 9 89 Theme: Image-Guided Therapy Charles Pelizzari, PhD Associate Professor of Radiation and Cellular Oncology Radiation therapy has relied on image guidance in the form of CT and MRI based planning for patient irradiations, and planar radiography for verification of correct patient position since the early 1980’s. Today and into the future, image guidance takes many forms, including the use of 3D imaging modalities such as ultrasound and cone-beam CT for patient setup, real-time monitoring of patient motion during treatment, and the use of functional and molecular imaging in planning and also in the assessment of therapy response. The aim of image-guided therapy research is to develop innovative applications of multiple imaging modalities, with the goal of optimizing the treatment of each individual patient with the Dr. Charlene Sennett highest geometric accuracy, taking full account of the relevant aspects of the patient’s tumor biology revealed by imaging, as they may affect the course of treatment. For pretreatment patient localization, Drs. Pelizzari and Xiaochaun Pan are developing new approaches to cone-beam CT, such as targeted imaging where only the immediate surroundings of the treatment region are illuminated by the imaging X-ray beam. This both reduces unnecessary dose to non-tumor tissues and improves image quality by reducing the contribution of scattered radiation. They are also working in collaboration with Dr. Gregory Karczmar to investigate the potential for creating small lesions with high-intensity focused ultrasound that can serve as fiducial marks to guide various forms of therapy. Research into the use of functional imaging for planning and assessment of therapy is exemplified by the collaborations among Drs. Charles Pelizzari, Howard Halpern, Gregory Karczmar, and Ralph Weichselbaum (Clinical and Experimental Therpauetics), concerning multimodality imaging to characterize functional changes in response to a combined radiation and antiangiogenic gene therapy. The ultimate goal of the project is to develop an image-guided adaptive therapeutic approach, where a local imaging “signature” of tumor response can be used to identify regions which are and are not responding well, and to use this information to adapt the spatial distribution of gene vector injection and/or intensity-modulated radiation dose distribution to boost the less well responding regions. Preclinical studies have utilized a combination of perfusion sensitive dynamic contrast enhanced (DCE) MRI with the 4.7T and 9.4T magnets in the MRIS facility, and electron paramagnetic resonance (EPR) oxygen mapping using the spectroscopic imaging techniques pioneered in Dr. Halpern’s EPR research resource. EPR imaging is capable of mapping oxygenation in vivo with resolution of 1mm in space, and 3 mm Hg in oxygen tension. A significant and reproducible effect has been revealed through registration of spin echo MRI, DCE MRI contrast uptake, and EPR oxygen tension images of the same tumor, before and 3 days after radiation-inducible antiangiogenic gene therapy. Following treatment, the tumor appears better perfused (increased MRI contrast uptake) and better oxygenated (higher values in EPR pO2 map). This is consistent with the concept of vascular normalization by antiangiogenic agents leading to reperfusion and reoxygenation.Additional Program Highlights* 90 UCCRC SCIEN T IFI C R EPO R T 20 0 9 Additional Program Highlights* Research •• Power spectral analysis of mammographic parenchymal patterns for breast cancer risk assessment. Maryellen Giger, PhD and colleagues (Olopade, Cancer Risk and Prevention Program) performed a study evaluating the usefulness of power law spectral analysis on mammographic mutant cell patterns in breast cancer risk assessment. The study collected and digitized the mammograms from 172 subjects (women with BRCA1/BRCA2 gene mutation and low-risk women). Understanding these different patterns could help to explain which women may need to be more aggressively screened for breast cancer to prevent the growth and development of mutant cells. The results of this study suggested that there was a significant difference between the 30 BRCA1/BRCA2 gene mutation carriers and the 142 low-risk women. This study is an example of how the successful development of innovative and personalized treatments can benefit from the close integration of clinical and technical skills (Li et al. J Digit Imaging 21:145-152, 2008). •• Magnetic resonance imaging identifies multifocal and multicentric disease in breast cancer patients who are eligible for partial breast irradiation. In a retrospective study led by Hania Al-Hallaq, PhD, Gillian Newstead, MB ChB, and Ralph Weichselbaum, MD, (Clinical and Experimental Therapeutics Program), the authors hypothesized that magnetic resonance imaging (MRI) would alter partial breast irradiation (PBI) eligibility by identifying cancers outside the PBI volume - as compared with mammography alone. Since 2002, 450 patients with invasive breast cancer were considered for this study, 110 of which were identified as eligible for PBI. Patients were randomized to receive either whole-breast radiotherapy or PBI, and MRI reports were reviewed to determine whether the MRI was effective in helping multifocal disease in 3.6 percent, multicentric disease in 4.5 percent, and contralateral disease in 1.8 percent of patients. These results suggest that MRI usage should be considered to assess PBI eligibility to minimize potential failures and Advanced Imaging to identify secondary lesions. The results suggest that the MRI was able to identify secondary lesions in 10-percent, identify secondary cancers with more accuracy (Al-Hallaq et al. Cancer 113:2408-2414, 2008). •• Detection of in situ mammary cancer in a transgenic mouse model: in vitro and in vito MRI studies demonstrate histopathologic correlation. Sunnaz Jansen, PhD, Greg Karczmar, PhD, Gillian Newstead, MB ChB, and their colleagues (Suzanne Conzen, Cell Signaling and Gene Regulation Program) studied a transgenic mouse model that develops mammary cancer very similar to that of human breast cancer. Eleven mice were subjected to in vivo and in vitro imaging using the 9.4 Tesla magnet, and the ratio of image-detected versus histologically-detected cancers was examined. The results showed that 12/12 intramammary lymph nodes, 1/1 relatively large (approximately 5mm) tumor, 17/18 small (approximately 1mm) tumors, and 13/16 ducts distended with DCIS greater than 300 microns, were detected by MR images with no false-positives. The results indicate that the new magnetic imaging procedure can detect very early breast cancer in mice, a precursor to invasive cancer. These studies of model systems are leading to more effective MRI methods that can be used clinically to effectively diagnose and treat cancer patients (Jansen et al. Phys Med Biol 53:5481-5493, 2008). •• Electron paramagnetic resonance oxygen image hypoxic fraction plus radiation dose strongly correlates with tumor cure in FSa fibrosarcomas. Howard Halpern, MD, PhD, and his colleagues have pioneered the use of electron paramagnetic imaging to map hypoxia in tumors based on the linewidth of the EPR (electron paramagnetic resonance imaging) signal from specially-designed probes. Experiments were performed on 34 FSa fibrosarcomas implanted in the legs of mice. EPR images were acquired from the tumors while mice were breathing air and under conditions where blood flow to the tumor was interrupted so that the tumors were hypoxic. Under the same conditions, the tumors were * Due to space constraints, only a small representative sample of Program highlights is presented here. In vivo magnetic resonance (MR) image and corresponding H&E stained section demonstrating a murine invasive tumor. (Image by S. Jansen, S. Conzen, X. Fan, T. Krausz, M. Zamora, S. Foxley, J. River, G. Newstead, and G. Karczmar) UCCRC SCIEN T IFI C R EPO R T 20 0 9 91 irradiated to a variety of doses near the dose at which fifty-percent of FSa tumors are cured. Tumor tissue was distinguished from normal tissue using co-registration of the EPR oxygen images with spin-echo magnetic resonance images, and oxygen levels in tumor and surrounding tissue were calculated from EPR data. Bivariate analysis of the tumors demonstrated that cure rate correlated with radiation dose (p = 0.004) and with EPR measurements of oxygen tension lower than 10 mm of mercury (p = 0.023). These results demonstrate that the degree of hypoxia measured by MRI, combined with the radiation dose, accurately predicts the response of tumors and suggest the potential of non-invasive electron paramagnetic resonance to guide clinical treatment planning and improve outcomes for patients (Elas et al. Int J Radiat Oncol Biol Phys 71:542-549, 2008). •• Sensitivity to tumor microvasculature without contrast agents in high spectral and spatial resolution MR images. Greg Karczmar, PhD, and his colleagues investigated whether high spectral and spatial resolution (HiSS) MRI detects tumor vasculature without contrast agents, based on the sensitivity of the water resonance line shape to tumor blood vessels. HiSS data from AT6.1 tumors inoculated in the hind legs of rats (N = 8) were collected pre- and post-blood pool contrast agent (iron-oxide particles) injection. The waterline in small voxels was significantly more asymmetric at the tumor rim compared to the tumor center and normal muscle (P < 0.003). Composite images were synthesized, with the intensity in each voxel determined by the Fourier component (FC) of the water resonance having the greatest relative image contrast at that position. Regions with high contrast in FC images (FCIs) were compared to FCIs with CE-MRI as the “gold standard” of vascular density. The FCIs had 75% +/- 13% sensitivity, 74% +/- 10% specificity, and 91% +/- 4% positive predictive value (PPV) for vasculature detection at the tumor rim. These results suggest that tumor microvasculature can be detected using HiSS imaging without the use of contrast agents (Foxley et al., Magn Reson Med 61(2):291-298, 2009). Selected New Funding •• Xiaochuan Pan, PhD, and his colleagues are the recipients of an Illinois Department of Public Health grant to examine an enhanced form of magnetic resonance imaging (MRI). Dynamic contrast enhanced MRI (DCEMRI) is a powerful MRI method, but its sensitivity and specificity are limited. Dr. Pan and his team are, therefore, pursuing another innovative approach to obtaining accurate breast images from a variety of k-space samples. The data would be used to increase the sensitivity and specificity of DCEMRI, which would ultimately lead to enhanced early detection of cancer when it is relatively easy to cure. •• Patrick La Riviere, PhD, and his colleagues are developing a new method to overcome the limitations of non-contrast computed tomography (NC-CT) scans. Funded by an R01 grant from the National Cancer Institute, Dr. La Riviere plans to accomplish this by increasing the intrinsic contrast-to-noise ratio by reducing noise while preserving resolution using projection-domain smoothing and restoration with explicit models of measurement statistics. Successful completion of this work may help to provide superior CT imaging performance for patients with chronic kidney disease, contrast allergy, obesity, and for screening applications where radiation dose is limited. It would also lead to improved diagnostic performance in emergency examinations. •• The National Center for Research Resources has supported the acquisition of a high-performance hybrid microCT/ microSPECT imaging system and the setup of an animal imaging facility for both structural and functional imaging. With this instrument, Chin-Tu Chen, PhD and colleagues have established routine SPECT and CT imaging capabilities at the University of Chicago for quantitative measurements of important anatomic and physiological parameters in animal studies, thus greatly enhancing the research of a number of NIH funded investigators, and offering pilot study opportunities to many others. Employing SPECT/CT imaging is anticipated to improve the diagnosis of diseases, effectively monitor treatment, and enhance the development of new drugs and therapies. 92 UCCRC SCIEN T IFI C R EPO R T 20 0 9 •• Maryellen Giger, PhD, received funding from the Department of Energy to develop multi-modality, image-based markers for assessing breast density and parenchymal structure that may be used alone or together with clinical measures, as well as biomarkers, for use in determining the risk of breast cancer. Such image-based markers are expected to be useful for improved assessment of patients at high risk for breast cancer and for monitoring the response of preventive treatments. The research involves the multimodality optimization of methods for breast image acquisition, analysis, and display. Image analysis is being optimized for full-field digital mammography, breast ultrasound, and breast MRI. •• Howard Halpern, MD, PhD, and colleagues were awarded a grant from the National Institute of Biological Imaging and Bioengineering to develop very low frequency electron paramagnetic resonance imaging (EPRI) for in vivo physiology. High resolution images of molecular oxygenation can provide crucial guides to the delivery and monitoring of cancer therapy. EPR imaging of oxygen provides a unique combination of spatial and oxygen resolution and uniform sensitivity with depth in tissue. The project reflects a multidisciplinary effort to improve the resolution of EPRI oxygen images for small animals with the long term goal of human image acquisition. •• Chien-Min Kao, PhD, was the recipient of an R21 grant from the National Cancer Institute to investigate and develop novel TOF PET reconstruction methods and imaging strategies. These new methods and strategies will more fully realize the potentials of TOF PET imaging and hence enhance the already important role of PET imaging in cancer research and in the clinic. Results from this study are anticipated to advance TOF-PET imaging by creating new choices and flexibilities New Faculty Recruitments and UCCRC Members Stanley Liauw, MD specializes in the treatment of genitourinary and gastrointestinal cancers. Dr. Liauw’s research interests Advanced Imaging in data utilization, imaging strategies and system design. include prostate cancer outcomes after dose-escalated external beam radiation therapy or brachytherapy, toxicity modeling following radiation therapy, adjuvant radiation therapy after prostatectomy, quality of life issues, and mechanisms of radiation resistance. UCCRC SCIEN T IFI C R EPO R T 20 0 9 93 Selected Publications * : Intraprogrammatic Collaboration Lee, C.-H., Cheng, S.-H., Wang, Y.-J., Chen, Y.-C., Chen, N.-T., Souris, J., Chen, C.-T., Mou, C.-Y., Yang, C.-S., and Lo, L.-W. Near-Infrared Mesoporous Silica Nanoparticles for Optical Imaging: Characterization and In Vivo Biodistribution. Advanced Functional Materials 19:215-222, 2009. # : Interprogrammatic Collaboration Dachman, Abraham MD Abe, Hiroyuki MD * Jansen SA, Fan X, Karczmar GS, Abe H, Schmidt RA, Newstead GM. Differentiation between benign and malignant breast lesions detected by. Magn Reson Med 59(4):747-54, 2008. * Jansen SA, Fan X, Karczmar GS, Abe H, Schmidt RA, Giger M, Newstead GM. DCEMRI of breast lesions: is kinetic analysis equally effective for both mass and nonmass-like enhancement?. Med Phys 35(7):3102-9, 2008. * Abe H, Schmidt RA, Kulkarni K, Sennett CA, Mueller JS, Newstead GM. Axillary Lymph Nodes Suspicious for Breast Cancer Metastasis: Sampling with US-guided 14-Gauge Core-Needle Biopsy--Clinical Experience in 100 Patients. Radiology 250(1):41-9, 2009. * Shiraishi J, Abe H, Ichikawa K, Schmidt RA, Doi K. Observer Study for Evaluating Potential Utility of a Super-High-Resolution LCD in the Detection of Clustered Microcalcifications on Digital Mammograms. J Digit Imaging, 2009. Sheran J, Dachman AH. Quality of CT colonography-related web sites for consumers. J Am Coll Radiol 5(4):593-7, 2008. Flicker MS, Tsoukas AT, Hazra A, Dachman AH. Economic impact of extracolonic findings at computed tomographic colonography. J Comput Assist Tomogr 32(4):497-503, 2008. Johnson CD, Chen MH, Toledano AY, Heiken JP, Dachman A, Kuo MD, Menias CO, Siewert B, Cheema JI, Obregon RG, Fidler JL, Zimmerman P, Horton KM, Coakley K, Iyer RB, Hara AK, Halvorsen RA Jr, Casola G, Yee J, Herman BA, Burgart LJ, Limburg PJ. Accuracy of CT colonography for detection of large adenomas and cancers. N Engl J Med 359(12):1207-17, 2008. Al-Hallaq, Hania PhD Dachman AH, Kelly KB, Zintsmaster MP, Rana R, Khankari S, Novak JD, Ali AN, Qalbani A, Fletcher JG. Formative evaluation of standardized training for CT colonographic image interpretation by novice readers. Radiology 249(1):16777, 2008. * # Al-Hallaq HA, Mell LK, Bradley JA, Chen LF, Ali AN, Weichselbaum RR, Newstead GM, Chmura SJ. Magnetic resonance imaging identifies multifocal and multicentric disease in breast cancer patients who are eligible for partial breast irradiation. Cancer 113(9):2408-14, 2008. Liedenbaum MH, de Vries AH, Halligan S, Bossuyt PM, Dachman AH, Dekker E, Florie J, Gryspeerdt SS, Jensch S, Johnson CD, Laghi A, Taylor SA, Stoker J. CT colonography polyp matching: differences between experienced readers. Eur Radiol 19(7):1723-30, 2009. Appelbaum, Daniel MD Doi, Kunio PhD Rubin DT, Surma BL, Gavzy SJ, Schnell KM, Bunnag AP, Huo D, Appelbaum DE. Positron emission tomography (PET) used to image subclinical inflammation associated with ulcerative colitis (UC) in remission. Inflamm Bowel Dis 15(5):750-5, 2009. * Li F, Engelmann R, Metz CE, Doi K, MacMahon H. Lung cancers missed on chest radiographs: results obtained with a commercial computer-aided detection program. Radiology 246(1):273-80, 2008. Archer, Stephen MD * Li F, Engelmann R, Doi K, MacMahon H. Improved detection of small lung cancers with dual-energy subtraction chest radiography. AJR Am J Roentgenol 190(4):886-91, 2008. Marsboom G, Archer SL. Pathways of proliferation: new targets to inhibit the growth of vascular smooth muscle cells. Circ Res 103(10):1047-9, 2008. Kasai S, Li F, Shiraishi J, Doi K. Usefulness of computer-aided diagnosis schemes for vertebral fractures and lung nodules on chest radiographs. AJR Am J Roentgenol 191(1):260-5, 2008. Armato, Samuel PhD Shiraishi J, Sugimoto K, Moriyasu F, Kamiyama N, Doi K. Computer-aided diagnosis for the classification of focal liver lesions by use of contrast-enhanced ultrasonography. Med Phys 35(5):1734-46, 2008. # Armato SG 3rd, Entwisle J, Truong MT, Nowak AK, Ceresoli GL, Zhao B, Misri R, Kindler HL. Current state and future directions of pleural mesothelioma imaging. Lung Cancer 59(3):411-20, 2008. Armato S 3rd, Meyer C, McNitt-Gray M, McLennan G, Reeves A, Croft B, Clarke L. The Reference Image Database to Evaluate Response to Therapy in Lung Cancer (RIDER) Project: A Resource for the Development of ChangeAnalysis Software. Clin Pharmacol Ther 84(4):448-56, 2008. * Suzuki K, Yoshida H, Nappi J, Armato SG 3rd, Dachman AH. Mixture of expert 3D massive-training ANNs for reduction of multiple types of false positives in CAD for detection of polyps in CT colonography. Med Phys 35(2):694-703, 2008. Sensakovic WF, Starkey A, Roberts RY, Armato SG 3rd. Discrete-space versus continuous-space lesion boundary and area definitions. Med Phys 35(9):4070-8, 2008. # Faoro L, Hutto JY, Salgia R, El-Zayaty SA, Ferguson MK, Cheney RT, Reid ME, Armato SG 3rd, Krausz T, Husain AN. Lymphatic vessel density is not associated with lymph node metastasis in non-small cell lung carcinoma. Arch Pathol Lab Med 132(12):1882-8, 2008. * Armato SG 3rd, Roberts RY, Kocherginsky M, Aberle DR, Kazerooni EA, Macmahon H, van Beek EJ, Yankelevitz D, McLennan G, McNitt-Gray MF, Meyer CR, Reeves AP, Caligiuri P, Quint LE, Sundaram B, Croft BY, Clarke LP. Assessment of radiologist performance in the detection of lung nodules: dependence on the definition of “truth”. Acad Radiol 16(1):28-38, 2009. Chen, Chin-Tu PhD Lin KM, Hsu CH, Chang WS, Chen CT, Lee TW, Chen CT. Human breast tumor cells express multimodal imaging reporter genes. Mol Imaging Biol 10(5):253-63, 2008. 94 * Suzuki K, Yoshida H, Nappi J, Armato SG 3rd, Dachman AH. Mixture of expert 3D massive-training ANNs for reduction of multiple types of false positives in CAD for detection of polyps in CT colonography. Med Phys 35(2):694-703, 2008. UCCRC SCIEN T IFI C R EPO R T 20 0 9 * Shiraishi J, Abe H, Ichikawa K, Schmidt RA, Doi K. Observer Study for Evaluating Potential Utility of a Super-High-Resolution LCD in the Detection of Clustered Microcalcifications on Digital Mammograms. J Digit Imaging, 2009. * Li F, Engelmann R, Doi K, Macmahon H. True Detection Versus “Accidental” Detection of Small Lung Cancer by a Computer-Aided Detection (CAD) Program on Chest Radiographs. J Digit Imaging, 2009. Muramatsu C, Li Q, Schmidt R, Shiraishi J, Doi K. Investigation of psychophysical similarity measures for selection of similar images in the diagnosis of clustered microcalcifications on mammograms. Med Phys 35(12):5695-702, 2008. Giger, Maryellen PhD # Li H, Giger ML, Olopade OI, Chinander MR. Power spectral analysis of mammographic parenchymal patterns for breast cancer risk assessment. J Digit Imaging 21(2):145-52, 2008. Wilkie JR, Giger ML, Chinander MR, Engh CA, Hopper RH Jr, Martell JM. Temporal radiographic texture analysis in the detection of periprosthetic osteolysis. Med Phys 35(1):377-87, 2008. * Drukker K, Gruszauskas NP, Sennett CA, Giger ML. Breast US computeraided diagnosis workstation: performance with a large clinical diagnostic population. Radiology 248(2):392-7, 2008. * Gruszauskas NP, Drukker K, Giger ML, Sennett CA, Pesce LL. Performance of breast ultrasound computer-aided diagnosis: dependence on image selection. Acad Radiol 15(10):1234-45, 2008. * Li H, Giger ML, Yuan Y, Chen W, Horsch K, Lan L, Jamieson AR, Sennett CA, Jansen SA. Evaluation of computer-aided diagnosis on a large clinical full-field digital mammographic dataset. Acad Radiol 15(11):1437-45, 2008. * Yuan Y, Giger ML, Li H, Sennett C. Correlative feature analysis on FFDM. Med Phys 35(12):5490-500, 2008. Giger ML, Chan HP, Boone J. Anniversary paper: History and status of CAD and quantitative image analysis: the role of Medical Physics and AAPM. Med Phys 35(12):5799-820, 2008. Drukker K, Sennett CA, Giger ML. Automated method for improving system performance of computer-aided diagnosis in breast ultrasound. IEEE Trans Med Imaging 28(1):122-8, 2009. Halpern, Howard MD, PhD * Elas M, Bell R, Hleihel D, Barth ED, McFaul C, Haney CR, Bielanska J, Pustelny K, Ahn KH, Pelizzari CA, Kocherginsky M, Halpern HJ. Electron paramagnetic resonance oxygen image hypoxic fraction plus radiation dose strongly correlates with tumor cure in FSa fibrosarcomas. Int J Radiat Oncol Biol Phys 71(2):542-9, 2008. * # Haney CR, Parasca AD, Fan X, Bell RM, Zamora MA, Karczmar GS, Mauceri HJ, Halpern HJ, Weichselbaum RR, Pelizzari CA. Characterization of response to radiation mediated gene therapy by means of multimodality imaging. Magn Reson Med 62(2):348-56, 2009. Jiang, Yulei PhD Krupinski EA, Jiang Y. Anniversary paper: evaluation of medical imaging systems. Med Phys 35(2):645-59, 2008. Peng Y, Jiang Y, Chuang ST, Yang XJ. Computer-aided Detection of Prostate Cancer on Tissue Sections. Appl Immunohistochem Mol Morphol, 2009. Kao, Chien-Min PhD Kao CM. Windowed image reconstruction for time-of-flight positron emission tomography. Phys Med Biol 53(13):3431-45, 2008. Karczmar, Gregory PhD * Jansen SA, Fan X, Karczmar GS, Abe H, Schmidt RA, Newstead GM. Differentiation between benign and malignant breast lesions detected by. Magn Reson Med 59(4):747-54, 2008. # Hahn OM, Yang C, Medved M, Karczmar G, Kistner E, Karrison T, Manchen E, Mitchell M, Ratain MJ, Stadler WM. Dynamic contrast-enhanced magnetic resonance imaging pharmacodynamic biomarker study of sorafenib in metastatic renal carcinoma. J Clin Oncol 26(28):4572-8, 2008. * # Jansen SA, Conzen SD, Fan X, Krausz T, Zamora M, Foxley S, River J, Newstead GM, Karczmar GS. Detection of in situ mammary cancer in a transgenic mouse model: in vitro and in vivo MRI studies demonstrate histopathologic correlation. Phys Med Biol 53(19):5481-93, 2008. * # Yang C, Karczmar GS, Medved M, Oto A, Zamora M, Stadler WM. Reproducibility assessment of a multiple reference tissue method for quantitative dynamic contrast enhanced-MRI analysis. Magn Reson Med 61(4):851-9, 2009. * # Haney CR, Parasca AD, Fan X, Bell RM, Zamora MA, Karczmar GS, Mauceri HJ, Halpern HJ, Weichselbaum RR, Pelizzari CA. Characterization of response to radiation mediated gene therapy by means of multimodality imaging. Magn Reson Med 62(2):348-56, 2009. Foxley S, Fan X, Mustafi D, Haney C, Zamora M, Markiewicz E, Medved M, Wood AM, Karczmar GS. Sensitivity to tumor microvasculature without contrast agents in high spectral and spatial resolution MR images. Magn Reson Med 61(2):291-8, 2009. # Liauw SL, Weichselbaum RR, Zagaja GP, Jani AB. Salvage radiotherapy after postprostatectomy biochemical failure: does pretreatment radioimmunoscintigraphy help select patients with locally confined disease?. Int J Radiat Oncol Biol Phys 71(5):1316-21, 2008. # Liauw SL, Fricano J, Correa D, Weichselbaum RR, Jani AB. Doseescalated radiation therapy for intermediate-risk prostate cancer: patient selection for androgen deprivation therapy using percentage of positive cores. Cancer 115(8):1784-90, 2009. # Gutt R, Liauw SL, Weichselbaum RR. Adjuvant radiotherapy for resected pancreatic cancer: a lack of benefit or a lack of adequate trials?. Nat Clin Pract Gastroenterol Hepatol 6(1):38-46, 2009. Jani AB, Johnstone PA, Liauw SL, Master VA, Brawley OW. Age and grade trends in prostate cancer (1974-2003): a Surveillance, Epidemiology, and End Results Registry analysis. Am J Clin Oncol 31(4):375-8, 2008. Trabulsi EJ, Valicenti RK, Hanlon AL, Pisansky TM, Sandler HM, Kuban DA, Catton CN, Michalski JM, Zelefsky MJ, Kupelian PA, Lin DW, Anscher MS, Slawin KM, Roehrborn CG, Forman JD, Liauw SL, Kestin LL, DeWeese TL, Scardino PT, Stephenson AJ, Pollack A. A multi-institutional matched-control analysis of adjuvant and salvage postoperative radiation therapy for pT3-4N0 prostate cancer. Urology 72(6):1298-302, discussion 1302-4, 2008. Yeung AR, Liauw SL, Amdur RJ, Mancuso AA, Hinerman RW, Morris CG, Villaret DB, Werning JW, Mendenhall WM. Lymph node-positive head and neck cancer treated with definitive radiotherapy: can treatment response determine the extent of neck dissection?. Cancer 112(5):1076-82, 2008. MacMahon, Heber MD * Li F, Engelmann R, Metz CE, Doi K, MacMahon H. Lung cancers missed on chest radiographs: results obtained with a commercial computer-aided detection program. Radiology 246(1):273-80, 2008. * MacMahon H, Li F, Engelmann R, Roberts R, Armato S. Dual energy subtraction and temporal subtraction chest radiography. J Thorac Imaging 23(2):77-85, 2008. * Li F, Engelmann R, Doi K, MacMahon H. Improved detection of small lung cancers with dual-energy subtraction chest radiography. AJR Am J Roentgenol 190(4):886-91, 2008. Advanced Imaging * Horsch K, Giger ML, Metz CE. Prevalence scaling: applications to an intelligent workstation for the diagnosis of breast cancer. Acad Radiol 15(11):1446-57, 2008. * Kumazawa S, Muramatsu C, Li Q, Li F, Shiraishi J, Caligiuri P, Schmidt RA, MacMahon H, Doi K. An investigation of radiologists’ perception of lesion similarity: observations with paired breast masses on mammograms and paired lung nodules on CT images. Acad Radiol 15(7):887-94, 2008. * Armato SG 3rd, Roberts RY, Kocherginsky M, Aberle DR, Kazerooni EA, Macmahon H, van Beek EJ, Yankelevitz D, McLennan G, McNittGray MF, Meyer CR, Reeves AP, Caligiuri P, Quint LE, Sundaram B, Croft BY, Clarke LP. Assessment of radiologist performance in the detection of lung nodules: dependence on the definition of “truth”. Acad Radiol 16(1):28-38, 2009. * Li F, Engelmann R, Doi K, Macmahon H. True Detection Versus “Accidental” Detection of Small Lung Cancer by a Computer-Aided Detection (CAD) Program on Chest Radiographs. J Digit Imaging, 2009. Metz, Charles PhD Hillis SL, Berbaum KS, Metz CE. Recent developments in the DorfmanBerbaum-Metz procedure for multireader ROC study analysis. Acad Radiol 15(5):647-61, 2008. * Horsch K, Giger ML, Metz CE. Potential effect of different radiologist reporting methods on studies showing benefit of CAD. Acad Radiol 15(2):139-52, 2008. La Riviere, Patrick PhD * Li F, Engelmann R, Metz CE, Doi K, MacMahon H. Lung cancers missed on chest radiographs: results obtained with a commercial computer-aided detection program. Radiology 246(1):273-80, 2008. La Riviere PJ, Vargas P. Correction for resolution nonuniformities caused by anode angulation in computed tomography. IEEE Trans Med Imaging 27(9):1333-41, 2008. * Horsch K, Giger ML, Metz CE. Prevalence scaling: applications to an intelligent workstation for the diagnosis of breast cancer. Acad Radiol 15(11):1446-57, 2008. Liauw, Stanley MD Newstead, Gillian MB, ChB # Liauw SL, Minsky BD. The use of capecitabine in the combined-modality therapy for rectal cancer. Clin Colorectal Cancer 7(2):99-104, 2008. * Jansen SA, Fan X, Karczmar GS, Abe H, Schmidt RA, Newstead GM. Differentiation between benign and malignant breast lesions detected by. Magn Reson Med 59(4):747-54, 2008. UCCRC SCIEN T IFI C R EPO R T 20 0 9 95 * Jansen SA, Fan X, Karczmar GS, Abe H, Schmidt RA, Giger M, Newstead GM. DCEMRI of breast lesions: is kinetic analysis equally effective for both mass and nonmass-like enhancement?. Med Phys 35(7):3102-9, 2008. * # Jansen SA, Conzen SD, Fan X, Krausz T, Zamora M, Foxley S, River J, Newstead GM, Karczmar GS. Detection of in situ mammary cancer in a transgenic mouse model: in vitro and in vivo MRI studies demonstrate histopathologic correlation. Phys Med Biol 53(19):5481-93, 2008. * Abe H, Schmidt RA, Kulkarni K, Sennett CA, Mueller JS, Newstead GM. Axillary Lymph Nodes Suspicious for Breast Cancer Metastasis: Sampling with US-guided 14-Gauge Core-Needle Biopsy--Clinical Experience in 100 Patients. Radiology 250(1):41-9, 2009. * # Al-Hallaq HA, Mell LK, Bradley JA, Chen LF, Ali AN, Weichselbaum RR, Newstead GM, Chmura SJ. Magnetic resonance imaging identifies multifocal and multicentric disease in breast cancer patients who are eligible for partial breast irradiation. Cancer 113(9):2408-14, 2008. Nishikawa, Robert PhD Reiser I, Nishikawa RM, Edwards AV, Kopans DB, Schmidt RA, Papaioannou J, Moore RH. Automated detection of microcalcification clusters for digital breast tomosynthesis using projection data only: a preliminary study. Med Phys 35(4):1486-93, 2008. Nishikawa RM, Acharyya S, Gatsonis C, Pisano ED, Cole EB, Marques HS, D’Orsi CJ, Farria DM, Kanal KM, Mahoney MC, Rebner M, Staiger MJ. Comparison of soft-copy and hard-copy reading for full-field digital mammography. Radiology 251(1):41-9, 2009. Oto, Aytekin MD * # Yang C, Karczmar GS, Medved M, Oto A, Zamora M, Stadler WM. Reproducibility assessment of a multiple reference tissue method for quantitative dynamic contrast enhanced-MRI analysis. Magn Reson Med 61(4):851-9, 2009. * Oto A, Zhu F, Kulkarni K, Karczmar GS, Turner JR, Rubin D. Evaluation of diffusion-weighted MR imaging for detection of bowel inflammation in patients with Crohn’s disease. Acad Radiol 16(5):597-603, 2009. Lewis JR, Te HS, Gehlbach B, Oto A, Chennat J, Mohanty SR. A case of biliopleural fistula in a patient with hepatocellular carcinoma. Nat Rev Gastroenterol Hepatol 6(4):248-51, 2009. Oto A, Ernst R, Ghulmiyyah L, Hughes D, Saade G, Chaljub G. The role of MR cholangiopancreatography in the evaluation of pregnant patients with acute pancreaticobiliary disease. Br J Radiol 82(976):279-85, 2009. Pan, Xiaochun PhD * Cho S, Xia D, Pelizzari CA, Pan X. Exact reconstruction of volumetric images in reverse helical cone-beam CT. Med Phys 35(7):3030-40, 2008. Sidky EY, Pan X. Image reconstruction in circular cone-beam computed tomography by constrained, total-variation minimization. Phys Med Biol 53(17):4777-807, 2008. LaRoque SJ, Sidky EY, Pan X. Accurate image reconstruction from few-view and limited-angle data in diffraction tomography. J Opt Soc Am A Opt Image Sci Vis 25(7):1772-82, 2008. Cho S, Pearson E, Pelizzari CA, Pan X. Region-of-interest image reconstruction with intensity weighting in circular cone-beam CT for image-guided radiation therapy. Med Phys 36(4):1184-92, 2009. 96 UCCRC SCIEN T IFI C R EPO R T 20 0 9 Pelizzari, Charles PhD * Cho S, Xia D, Pelizzari CA, Pan X. Exact reconstruction of volumetric images in reverse helical cone-beam CT. Med Phys 35(7):3030-40, 2008. * Elas M, Bell R, Hleihel D, Barth ED, McFaul C, Haney CR, Bielanska J, Pustelny K, Ahn KH, Pelizzari CA, Kocherginsky M, Halpern HJ. Electron paramagnetic resonance oxygen image hypoxic fraction plus radiation dose strongly correlates with tumor cure in FSa fibrosarcomas. Int J Radiat Oncol Biol Phys 71(2):542-9, 2008. Aristophanous M, Penney BC, Pelizzari CA. The development and testing of a digital PET phantom for the evaluation of tumor volume segmentation techniques. Med Phys 35(7):3331-42, 2008. # Altman MB, Vesper BJ, Smith BD, Stinauer MA, Pelizzari CA, Aydogan B, Reft CS, Radosevich JA, Chmura SJ, Roeske JC. Characterization of a novel phantom for three-dimensional in vitro cell experiments. Phys Med Biol 54(5):N75-82, 2009. Sennett, Charlene MD * Abe H, Schmidt RA, Kulkarni K, Sennett CA, Mueller JS, Newstead GM. Axillary Lymph Nodes Suspicious for Breast Cancer Metastasis: Sampling with US-guided 14-Gauge Core-Needle Biopsy--Clinical Experience in 100 Patients. Radiology 250(1):41-9, 2009. * Drukker K, Gruszauskas NP, Sennett CA, Giger ML. Breast US computeraided diagnosis workstation: performance with a large clinical diagnostic population. Radiology 248(2):392-7, 2008. * Gruszauskas NP, Drukker K, Giger ML, Sennett CA, Pesce LL. Performance of breast ultrasound computer-aided diagnosis: dependence on image selection. Acad Radiol 15(10):1234-45, 2008. * Li H, Giger ML, Yuan Y, Chen W, Horsch K, Lan L, Jamieson AR, Sennett CA, Jansen SA. Evaluation of computer-aided diagnosis on a large clinical full-field digital mammographic dataset. Acad Radiol 15(11):1437-45, 2008. * Yuan Y, Giger ML, Li H, Sennett C. Correlative feature analysis on FFDM. Med Phys 35(12):5490-500, 2008. Suzuki, Kenji PhD * Suzuki K, Yoshida H, Nappi J, Armato SG 3rd, Dachman AH. Mixture of expert 3D massive-training ANNs for reduction of multiple types of false positives in CAD for detection of polyps in CT colonography. Med Phys 35(2):694-703, 2008. Selected Major Grants and Awards The Advanced Imaging Program has a funding base of $8,320,181 in annual total costs (current as of July 2009). This sum includes $3,311,886 in NCI funding and $3,320,764 in other NIH funding. Due to space constraints, only new awards presented since January 1, 2008 with funding of $100,000 or more in annual total costs are listed here. Title Start Date End Date Annual Total Cost Class Funding Agency Halpern, Howard Very Low Frequency EPR Imaging for in Vivo Physiology 8/1/2008 5/31/2013 $1,333,707 P41 National Institute of Biological Imaging and Bioengineering Giger, Maryellen Optimization of Computer-Aided Diagnosis (CAD) Output in Breast Imaging 6/15/2006 5/31/2011 $407,744 R21 National Cancer Institute Jiang, Yulei Computer-Aided Diagnosis of Breast Lesions in Mammograms 7/11/2008 6/30/2009 $302,891 R56 National Cancer Institute La Riviere, Patrick Tailored Algorithms for Non-Contrast Computed Tomography Using Sinogram Restoration 9/24/2008 7/31/2013 $270,049 R01 National Cancer Institute Chen, Chin-Tu Hybrid MicroSPECT/MicroCT for Quantitative Imaging 3/1/2008 2/28/2010 $250,000 S10 National Center for Research Resources Kao, Chien-Min Maximal Information Utilizing in TOF-PET for Reducing Scatter 3/1/2009 2/28/2011 $192,445 R21 National Cancer Institute Karczmar, Gregory High Spectral, Spatial, Temporal Resolution MRI 10/1/2008 9/30/2009 $192,000 N/A North American Philips Corporation Giger, Maryellen Intergrated Multi Modality Image Based Markers of Breast Density and Structure in Assessing Breast Cancer Risk at the University of Chicago 8/1/2008 7/31/2011 $191,000 FG02 Department of Energy La Riviere, Patrick Molecular Probes and Techniques for Optoacoustic Imaging of Proteases 7/1/2008 6/30/2012 $175,000 08 Karczmar, Gregory Pre-Clincal Development of MRI\ Guided HIFU Marking for Lesion Visualization 9/30/2008 9/29/2009 $141,000 N/A North American Philips Corporation Oto, Aytekin Optimization of Prostate MRI 4/1/2008 4/1/2009 $101,000 N/A Philips Medical Systems Advanced Imaging Investigator American Cancer Society UCCRC SCIEN T IFI C R EPO R T 20 0 9 97 P ro g r a m 6 Cancer Risk and Prevention Human fibroblasts expressing two different forms of the BLM helicase. One cell line (top two panels) expresses the normal protein (BLM+) and the other cell line (bottom two panels) expresses a form of BLM (SM-BLM) mutated at two sumoylation sites important for its regulation. These cell lines were stained with antibodies to the single-stranded DNA binding protein RPA (blue stain) and the RAD51 recombinase (red stain). BLM is identified by green fluorescence. All three proteins are important in DNA repair. After treatment of cells with the DNA damaging agent hydroxyurea, “repair foci” form that contain concentrations of DNA repair proteins. In BLM+ cells, there are many foci that contain all three proteins (BLM, RPA, and RAD51); however, in SM-BLM cells, although there are many foci that contain both BLM and RPA, the repair foci do not contain RAD51 recombinase. Consequently, the regulatory mutations in BLM impair the movement to or retention of RAD51 in repair foci. (Image by N. Ellis and K. Ouyang) Research is focused on high-risk individuals defined by genetics, exposure, and/or other vulnerabilities or disparities based on race/ethnicity or access to health care. Overview & Goals The overall objectives of the Cancer Risk and biomarkers for early detection of cancer; (3) to Prevention Program are to understand the identify genetic, physiological, and bio-behavioral genetic, psychological, behavioral, and socio- bases of cancer risk and prevention; and (4) to environmental basis of cancer and to translate solidify an organized outreach research effort in and disseminate these cancer control research the Southside Chicago neighborhoods to enhance efforts in our community. The program consists participation and utilization of University of of 40 members from 12 departments and two Chicago research, education, and clinical services, University Divisions (Biological Sciences, thereby reducing the disparities in cancer and Social Sciences). Research is focused on high- other health outcomes and their modifiable risk individuals defined by genetics, exposure determinants in the community. (behavior, environmental), and/or other vulnerabilities (e.g., older age) or disparities The primary scientific goals of the Program are (1) to elucidate the genetic and environmental Cancer Risk & Prevention based on race/ethnicity or access to health care. Program Leaders: basis, as well as the mechanisms of progression, for common cancers (breast, ovarian, colorectal, prostate, lung, skin, and blood), and to translate this new knowledge into clinical and public health practices; (2) to develop animal models Brian Chiu, PhD for chemoprevention studies and develop Andrea King, PhD UCCRC SCIEN T IFI C R EPO R T 20 0 9 99 Members 100 Investigator* Rank Department Habibul Ahsan MD Professor Health Studies Anirban Basu PhD Assistant Professor Medicine Marc Bissonnette MD Associate Professor Medicine Eugene Chang MD Professor Medicine Brian Chiu PhD Associate Professor Health Studies Rena Conti PhD Instructor Pediatrics Nancy Cox PhD Professor Medicine William Dale MD,PhD Assistant Professor Medicine Soma Das PhD Associate Professor Human Genetics Harriet de Wit PhD Professor Psychiatry Anna Di Rienzo PhD Professor Human Genetics James Dignam PhD Associate Professor Health Studies Nathan Ellis PhD Associate Professor Medicine Sarah Gehlert PhD Professor Psychology David Grdina PhD Professor Radiation and Cellular Oncology William Green PhD Associate Professor Neurobiology Tara Henderson MD,MPH Assistant Professor Pediatrics Susan Hong MD,MPH Assistant Professor Medicine Dezheng Huo MD, PhD Assistant Professor Health Studies Nora Jaskowiak MD Assistant Professor Surgery Karen Kim MD Associate Professor Medicine Andrea King PhD Associate Professor Psychiatry Rick Kittles PhD Associate Professor Medicine Sonia Kupfer MD Instructor Medicine Diane Lauderdale PhD Associate Professor Health Studies Yan Chun Li PhD Associate Professor Medicine Stacy Lindau MD Assistant Professor OB/GYN Christopher Masi MD, PhD Assistant Professor Medicine Martha McClintock PhD Professor Pyschology Daniel McGeHee PhD Associate Professor Anesthesia/Critical Care David Meltzer MD, PhD Associate Professor Medicine Eneida Mendonca MD, PhD Associate Professor Pediatrics Olufunmilayo Olopade MBBS Professor Medicine Blase Polite MD Assistant Professor Medicine David Rubin MD Associate Professor Medicine Lisa Sanchez-Johnsen PhD Assistant Professor Psychiatry Lisa Shah MD, MA Instructor Medicine Marion Verp MD Associate Professor OB/GYN Paul Vezina PhD Professor Psychiatry Irving Waxman MD Professor Medicine UCCRC SCIEN T IFI C R EPO R T 20 0 9 * Reflects all Program membership during 2008-2009 Featured Faculty Research Summaries† The Cancer Risk and Prevention Program conducts a broad scope of research that encompasses basic studies of carcinogenesis, preclinical and clinical translational research, behavioral and epidemiological studies, as well as population-based genetic research. Investigators focus their work on research themes that reflect the scientific goals of the Program as highlighted below. Theme: Genetic and Environmental Basis for Cancer Olufunmilayo Olopade, MBBS Professor of Medicine Dr. Olopade’s multidisciplinary research team is working to advance research on the prevention, early detection, and treatment of breast cancer, specifically focusing on the interplay of genes and environment in the development of triple-negative breast cancer, which tends to be more aggressive, less responsive to treatment, and more likely to strike young women and those of African ancestry. The team is working to identify and characterize genes relevant Dr. Olufunmilayo Olopade to tumor progression, determine their role in inherited susceptibility, and perform genetic epidemiologic analyses translatable to clinical practice. The laboratory is also focused on understanding epigenetic mechanisms underlying abnormal gene expression, including aberrant CpG-island-promoter methylation of specific tumor suppressor genes, global changes in genomic DNA methylation, and alterations in histone modification (deacetylation and The ultimate goal of Dr. Olopade’s research is to develop more effective and less harmful methods to prevent, screen, and treat breast cancer in all women. The specific aims are to 1) identify and elucidate the genetic and environmental factors that influence breast cancer progression; 2) improve tools used for breast cancer diagnosis; and 3) develop Cancer Risk & Prevention methylation). new personalized therapies that specifically target tumors. Recent findings in the laboratory have revealed differences in tumor biology, with Africans and African Americans having poorly-differentiated tumors that lack estrogen receptor expression and present in advanced stages. These biological differences lead to cancers that are more difficult to diagnose and treat, leading to poorer health outcomes. Thus, the findings suggest that disparities in cancer epidemiology are in part due to genetic differences among racial/ ethnic populations. Rick Kittles, PhD Associate Professor of Medicine Dr. Kittles’ overall research focus is to formally evaluate genetic mechanisms involved in complex diseases. His work entails understanding how genetic variation is structured across human populations and how that variation contributes to inter-individual variation in disease susceptibility. His interests also include biological and sociocultural issues related to “Race” and health disparities. Recent findings in Dr. Kittles’ laboratory indicate that chromosome band 8q24.1 harbors four independent regions of susceptibility to prostate cancer (Pca). These regions on 8q24 span over 2 million base pairs (Mb) and constitute a gene desert, containing only four known transcription units and no apparent microRNA genes. Three of the regions cluster in a distal 8q24.1 region from 128.15 Mb to 128.65 Mb, which is itself 200 kb proximal to the MYC gene. The laboratory is currently trying to decipher the specific functional changes that occur in this region of DNA that lead † Note: Due to space constraints, only a small representative sample of Program members is presented here. UCCRC SCIEN T IFI C R EPO R T 20 0 9 101 to prostate cancer. The work has major implications given that this region will likely be a target for drug development or risk assessment. The Kittles laboratory has been at the forefront of the development of ancestry-informative genetic markers, admixture mapping theory, and applications for disease gene mapping in admixed populations, such as African Americans and Hispanics. Recently, Dr. Kittles’ laboratory and collaborators at Wayne State University completed an admixture mapping study for prostate cancer susceptibility genes in AAs. The team found significant evidence of association with Pca on chromosomes 5q35 and 7q31 and confirmed the previous ancestry linkages on 8q24.1. Fine mapping with greater ancestry informative marker density in these regions is needed to narrow the defined locus and better target candidate gene. Dr. Kittles firmly believes that genetics will play a major role in early detection and risk assessment for Pca, especially for AA men given their higher risk compared to European Americans (EAs). High-risk men have been found to have Pca detected at low PSA values, even <2.5 ng/mL. Determining which high-risk men should have prostate biopsies at low PSA values is crucial to early detection and avoid unnecessary biopsies. Dr. Kittles and colleagues at Fox Chase Cancer Center investigated the concept of “race-specific” PSA by determining if baseline PSA differed by self-reported race or was associated with genetic markers of west African (WA) ancestry based on a panel of 100 previously validated ancestry informative markers in AA men. The team tested if differences in PSA predictive ability for Pca were due to variation in WA ancestry and found a trend for higher prediction for PCA at any given PSA in the range of 1.5-4.0 ng/mL with increasing genetic WA ancestry. The clinical implication of this analysis is that an AA man with high levels of WA ancestry (>80%) may have a biopsy recommendation at a PSA of 3.0 versus another AA man with a similar PSA value but lower WA ancestry (<50%). The laboratory also has a strong interest in understanding the role vitamin D plays in prostate and colon cancer. Many epidemiologic studies link serum vitamin D levels to breast, colon and prostate cancer; however, no clear consensus exists on its role. The Kittles group is currently involved in a population-based study of AA and EA men to examine how much serum 25(OH) vitamin levels vary, and if it is modified by genetic and environmental factors, such as ultraviolet radiation exposure, skin color, diet and genes involved in Vitamin D synthesis, metabolism and action. Brian Chiu, PhD Associate Professor of Health Studies Dr. Chiu’s research focuses on identifying genetic makeup and environmental exposures that influence risk of hematopoietic cancers, particularly non-Hodgkin lymphoma (NHL) and multiple myeloma, as well as identifying potential prevention strategies for reducing racial/ethnic disparities in the incidence and progression of hematopoietic cancers. Dr. Chiu is currently the PI of a large population-based study funded by the NCI to classify subgroups of non-Hodgkin lymphoma (NHL) according to patterns of chromosomal aberrations. This study includes approximately 1,400 patients of NHL and 3,200 controls (demographically similar patients who do not have NHL) to identify specific molecular pathways for which certain environmental factors might be associated with the risk of developing NHL. Dr. Chiu and his team recently reported that pesticide exposure is associated with a higher risk of NHL that exhibits the t(14;18)(q32;q21) chromosomal translocation, but not t(14;18)-negative NHL. They also reported that a family history of hematopoietic cancer was associated with a twofold higher risk for both t(14;18)-positive and t(14;18)-negative NHL. In addition, they published the first study suggesting that the diet-NHL association may differ according to the presence or absence of the t(14;18). By classifying NHL into potential prognostic subgroups at the molecular level, their work points to a new avenue of research on NHL that could potentially provide new insights into the pathogenesis of NHL. Recent analysis of the data, from a population-based case-control study of 387 cases with newly diagnosed NHL and 535 controls conducted by Dr. Chiu and colleagues, indicates that lifestyles and behaviors may affect the likelihood of developing NHL. They found that a higher intake of green leafy vegetables and cruciferous vegetables was associated with a lower risk of NHL. In addition, participants with NHL were more likely to report fewer hours of sun exposure than controls. They also found that individuals who were obese (body mass index ≥30.0 kg/m2) had approximately 40 percent higher risk of NHL than people who were normal weight. The risk was particularly higher for those who were class II obese or obese at ages 40-49 years. To follow up 102 UCCRC SCIEN T IFI C R EPO R T 20 0 9 on these new leads, Dr. Chiu and colleagues are developing a large bio-repository of blood and tissue samples from patients with lymphoma and multiple myeloma at the University of Chicago that will be annotated not only with treatment and outcome information, but also with molecular characteristics and extensive epidemiologic data. A strong emphasis will be placed on the detection of factors for racial/ethnic disparities in hematopoietic cancers. Because NHL includes more than 20 histologic and clinicopathologic subtypes, a long period of time is required to conduct studies at a single institution with enough patients to yield the statistical power necessary to identify factors associated with risk for rare subtypes of NHL. To address this issue, Dr. Chiu is collaborating with researchers around the world to pool data across studies, including the International Lymphoma Epidemiology Consortium (InterLymph) and the International Multiple Myeloma Consortium. For example, in a recent pooled analysis of 29,423 participants in the United States, Europe, and Australia, the InterLymph Consortium reported that Sjögren syndrome and Systemic lupus erythematosus are associated with a higher risk of marginal zone lymphoma and diffuse large B-cell lymphoma, whereas celiac disease and psoriasis are associated with a higher risk of T-cell lymphoma. As part of another worldwide collaboration, Dr. Chiu and colleagues are developing a new consortium that will collect data from several Eastern Asian cities and countries. He will specifically oversee the work at the Taiwan study site. This new consortium will provide a great opportunity to investigate environmental and genetic risk factors for lymphoma in different populations. Theme: Models for Chemoprevention and Biomarker Identification Habibul Ahsan, MD Professor of Health Studies, Medicine, and Human Genetics Dr. Ahsan’s research interests focus on studying the interrelationships between environmental and genomic factors in cancer and exploiting information on these relationships at a population level for developing and evaluating prevention interventions in humans. The research integrates environmental, Cancer Risk & Prevention nutritional, and life-style factors with measures of host factors and molecular genomics (involving DNA, RNA and protein variations) to understand the etiology, pathogenesis, prognosis, and prevention of cancer and other disorders of national and international public health significance. Ongoing NIH-funded major research projects include: 1) a Pathology image analysis in the UCCRC’s Human Tissue Resource Center. genome-wide association study of early-onset breast cancer among 6,000 cases and controls; 2) a prospective cohort study of 20,000 men and women in Bangladesh to investigate the cancer risk from arsenic exposure; 3) genetic susceptibility to arsenic-related skin tumors among 3,000 cases and controls; and 4) a randomized trial of vitamin E and selenium among 6,000 arsenic-exposed patients for the prevention of cancers and deaths. Dr. Ahsan conducted a series of observational, pilot randomized chemoprevention trials (RCTs) and molecular studies, which led to a large skin tumor chemoprevention RCT for antioxidants. His team showed that arsenic is positively associated with oxidative stress biomarkers, including urinary 8-OHdG and F2-isoprostane, and plasma protein carbonyl, sICAM and sVCAM. His group was also the first to develop and validate a food frequency questionnaire (FFQ) for assessing the diet of South Asian populations, which revealed that dietary intakes of antioxidants reduce risk of arsenical skin tumors. The measurement of blood selenium levels indicated a strong, protective effect of selenium on risk of premalignant skin lesions. In a parallel RCT, Dr. Ahsan’s team showed a clear enhancement of urinary arsenic excretion after selenium supplementation. The beneficial effects of selenium were further supported by molecular studies, in which the team demonstrated that arsenic exposure leads to aberrant expression of specific oxidative stress- and inflammation-related genes. In an independent study, UCCRC SCIEN T IFI C R EPO R T 20 0 9 103 Dr. Ahsan’s team showed that selenium supplementation can revert these specific gene expressions and that arsenic causes global DNA hypermethylation, whereas in the same individuals, selenium leads to DNA hypomethylation. Based on these studies, a large chemoprevention RCT was established to evaluate the effects selenium and vitamin E supplementation on prevention of skin tumorigenesis among 6000 study participants. While this 10-year trial is currently underway, findings are likely to demonstrate important data on cancer chemoprevention. Dr. Ahsan is also involved in a series of observational, molecular, and short-term RCTs to establish folate as an effective agent in promoting excretion of arsenic from the body. However, unlike selenium and vitamin E, folate is unlikely to offer any long-term chemoprevention effect for cancer once arsenic exposure is removed and, thus, may not be suitable as a long-term chemoprevention modality. In addition, Dr. Ahsan and colleagues are studying genetic and other host determinants of cancer risk and survival, especially for breast cancer. In a recent study, they showed that women carrying certain hormone-related genes are at higher risk of breast cancer and found that placental genetic profile is predictive of post-pregnancy breast cancer risk, suggesting that offspring’s and mating partner’s genotypes are predictive of risk. Dr. Ahsan’s team has also examined genomic losses and gains in breast cancer and identified novel loci. Currently, they are extending these investigations to understand genome level sequence variations as well as loss or gain of genes in 3,000 women with early-onset breast cancer and in an equal number of age-matched controls. These findings will be followed by investigations of the same set of genomic determinants in relation to breast cancer survival. Marc Bissonnette, MD Associate Professor of Medicine Epidermal growth factor receptors (EGFR) and their ligands are overexpressed in colon cancer. Dr. Bissonnette’s team has shown that EGFR blockade inhibits experimental colonic carcinogenesis, and clinical studies have demonstrated efficacy of anti EGFR antibodies in combination with cytotoxic chemotherapy for metastatic human colon cancer. The overall objective of the Bissonnette laboratory is to understand the roles of EGFR in colonic carcinogenesis and develop chemopreventive strategies. Azoxymethane (AOM) and azoxymethane/dextran sulfate sodium (AOM/DSS) carcinogen models are employed using mice with up- or down-regulated EGFR signaling cascades to elucidate growth factor pathways in sporadic and inflammatory human colon cancer. In the AOM and AOM/DSS models, the laboratory demonstrated that EGFR and its ligands are up-regulated in dysplastic aberrant crypt foci, the earliest detectable premalignant lesion in colonic carcinogenesis. Furthermore, EGFR signals are required for later stages of tumor progression. Environmental factors, especially dietary constituents, contribute substantially to the risk of sporadic human colon cancer. Recent studies in the laboratory indicated that tumor promotion by Western style dietary fat also requires EGFR signals. This effect appears to involve increases in cyclooxygenase-2 (Cox-2) in the tumor stroma. Cox-2 is the rate-limiting enzyme in biosynthesis of prostanoids that drive proliferation, angiogenesis, and cell survival. The Bissonnette group is currently dissecting the roles of stromal fibroblast and epithelial EGFR to understand their contributions to Cox-2 regulation in tumorigenesis. In contrast to tumor promoting effects of Western style dietary fat, other naturally-occurring dietary constituents, such as green tea, curcumin and vitamin D3, exhibit chemopreventive activity against colon cancer. These substances also inhibit EGFR signals, but the role of EGFR inhibition in their anti-cancer effects has not been elucidated. This previously unknown interaction of EGFR and diet could potentially be exploited using such naturally occurring agents to reduce the diet-associated colon cancer risk for insulin-dependent diabetes and obesity. Furthermore, development of more effective chemopreventive analogues, based perhaps upon their EGFR inhibitory profile, might provide improved strategies to prevent this often-fatal disease. Specific aims in the laboratory include 1) dissection of the roles of epithelial cell and fibroblast EGFR in colonic neoplastic transformation; 2) identification of targets regulated by miR-143 and miR-145 in colonic tumorigenesis; 3) studies to uncover the connections between diet and EGFR in colonic tumor promotion; 4) elucidation of the roles of EGFR in tumor invasion and metastasis, as the laboratory showed that loss of EGFR in stromal cells greatly attenuated colon cancer tumor xenograft growth; and 5) deciphering vitamin D-VDR pathways that inhibit diet-induced inflammation and colon cancer development. The laboratory has also recently discovered a novel and potentially important role for EGFR in regulating microRNA in colonic tumorigenesis. These small non-coding RNA regulate messenger RNA stability or translation and are involved in a wide range 104 UCCRC SCIEN T IFI C R EPO R T 20 0 9 of normal and malignant processes. Putative tumor suppressors, such as miR-143 and miR-145, are down-regulated in colon cancer. In the AOM/DSS model, this down-regulation requires EGFR. Consistent with these findings, the laboratory showed that EGFR negatively regulates these miRNA in cell culture. Conversely, when miR-143 and miR-145 were transfected into colon cancer cells, these miRNA inhibited EGFR-induced proliferation. Thus, tumor-promoting effects of EGFR appear to be mediated at least in part by down-regulating miR-143 and miR-145. Studies are in progress to understand how EGFR regulates these miRNA and what targets mediate their effects. Nathan Ellis, PhD Associate Professor of Medicine The overall research focus of the Ellis laboratory is the study of genomic instability and its relationship to colorectal cancer (CRC) susceptibility. Germline mutations and somatic genetic changes in DNA repair genes are causally linked to hereditary CRC cancer syndromes and carcinogenesis, respectively, demonstrating that the maintenance of genomic integrity plays a crucial role in cancer susceptibility. The laboratory employs candidate gene and genome-wide association studies to identify cancer risk genes and carries out DNA sequencing studies to pinpoint and analyze culprit mutations. These genetic analyses are combined with functional analyses to determine how genetic alterations alter repair function and cause increased cancer susceptibility. A particular strength of Dr. Ellis’s laboratory is the capacity to perform comparative genetic studies in different human populations to assess the impact on cancer risk. The patient base at The University of Chicago includes a large contingent of African Americans (AA), which offers a more genetically diverse perspective than other populations and results in an increased power to localize genetic risk factors to smaller regions. In addition, heterogeneity in genetic risk factors has proven useful in elucidating risk factor functions, especially those of low frequency. The Ellis laboratory also examines AA-specific factors in CRC incidence to shed light on the causes of health disparities in this population. A consortium of CRC investigators at major Chicago hospitals, who are pooling biological specimens, clinical data, and research expertise to The Ellis laboratory studies genetic risk factors in CRC through the identification of high-interest DNA repair genes from published genome-wide association and other biological studies. By searching HapMap and public sequence databases, single nucleotide polymorphisms (SNPs) in the high-interest genes are analyzed, identifying tagging SNPs so that a systematic Cancer Risk & Prevention enhance these comparative studies, has been established. analysis of all genetic variation can be conducted. Next, the frequencies of these genetic polymorphisms are compared in cases versus controls in a large cohort from the University of Chicago to identify associations that potentially increase CRC risk. Putative risk factors are replicated in additional case-control cohorts, and regions that contain putative risk factors are subjected to deep sequence analysis. Further genotype analysis is performed to pinpoint candidate causal sequence alterations. The causal sequence alterations in cell culture systems are then studied to determine their effects on DNA repair function and genomic integrity. The laboratory performed a systematic SNP analysis of genes in the base excision repair (BER) pathway, which removes oxidative and other damages from DNA, and found a strong association between a pair of contiguous SNPs in XRCC1 and AA CRC cases. The same SNPs were not associated with CRC in European Americans, nor were previously studied amino acid substitutions in XRCC1 found to be associated with CRC in either population. Bioinformatic analysis has identified important regulatory sequences in the region containing these two SNPs, which is now the focus of deep sequence analysis. In multiple genome-wide association studies, a series of small regions in a two million base pair segment of chromosome 8q24.1 have been associated with prostate, colorectal, breast, and ovarian cancer. In collaboration with Dr. Rick Kittles, the laboratory has linked SNPs in a DNA repair gene called MMS21 with CRC, which intersects with functional studies of the BLM gene involved in homologous recombination repair. The Ellis laboratory is currently sequencing the MMS21 region to fully explore alterations that are associated with genetic risk, develop cell culture models for studying the role of MMS21 in homologous recombination repair, and assay BLM functions. These models will eventually be used to dissect culprit sequence alterations and elucidate the molecular mechanisms by which they confer increased genetic risk. UCCRC SCIEN T IFI C R EPO R T 20 0 9 105 Theme: Psychological and Bio-Behavioral Basis of Cancer Risk and Prevention Martha McClintock, PhD Professor of Pyschology Dr. McClintock studies the reciprocal interactions between social behavior and psychological states. Because behavior and biological mechanisms are reciprocally linked, Dr. McClintock’s research centers on the behavioral control of endocrinology, immunology and disease, in addition to the hormonal and neuroendocrine mechanisms of behavior. Current interests in the laboratory focus on breast cancer, working with both animal and parallel clinical processes in humans. In collaboration with Dr. Suzanne Conzen (Cell Signaling and Gene Regulation Program), the laboratory discovered that social isolation Development of a fingerstick blood spot technique, a minimally invasive method for obtaining biological information in population-based cancer risk research. (Image by S. Lindau) increases the risk of malignant mammary tumors, accelerates aging and shortens the lifespan in both rat and transgenic mouse models. These results demonstrate that social isolation regulates gene expression. Through additional work with the Center for Interdisciplinary Health Disparities Research, Dr. McClintock is applying this basic research to understand the dramatic health disparity in mortality between African-American women and women of Northern European ancestry with breast cancer. In addition, Dr. McClintock collaborates with Center colleagues, Drs. Gehlert and Olopade, in conducting translational health disparities research among African-American women, in the communities surrounding the University of Chicago, who have breast cancer and are at greater risk for high mortality. The goal of this research is to identify social and psychological factors that underlie the dramatic health disparity in Chicago, utilizing the insights gained to reduce risk in all women. In a life span study, the McClintock laboratory examined how the social environment regulates spontaneous mammary tumor development and malignancy in genetically-prone Sprague-Dawley rats by randomly assigning animals to live either alone or in groups of five female rats. Mammary tumor burden among social isolates increased to eighty-four times that of age-matched controls, as did tumor malignancy. Specifically, social isolates showed a 3.3 relative risk for observed ductal carcinoma in situ and invasive ductal carcinoma, the most common early breast cancers in women. Importantly, isolation did not extend ovarian function in late middle age; in fact, isolated animals were exposed to lower levels of estrogen and progesterone in the middle-age period of mammary tumor growth while tumor estrogen and progesterone receptor status remained unchanged. Isolates, however, did develop significant dysregulation of corticosterone responses to everyday stressors manifest before tumor development in early adulthood, and enduring across the lifespan. Among isolates, corticosterone recovery from an acute stressor was highly attenuated and associated with increased progression of mammary tumors. In addition to being stress and tumor prone, an array of behavioral measures demonstrated that socially isolated females possess an anxious, fearful, and vigilant phenotype. This animal model of spontaneous breast cancer provides a framework for studying the interaction of social neglect with genetic risk to identify mechanisms whereby psychosocial stressors increase malignancy and growth of breast cancer. Specifically, as part of the National Social Life Health and Aging Project (NSHAP), Dr. McClintock is examining psychosocial mechanisms of malignant disease, reconceptualizing health during aging to include mental health and social context. In a sample of 3,000 people between the ages of 57 and 85, selected to be demographically representative of the United States, reproductive cancers are the second most prevalent cancers, with skin cancer being the most common. In a nude mouse model of skin cancer, social isolation in the face of recurring stressors accelerated the progression of skin cancers following UV radiation. The social and psychological risk factors of both reproductive and skin cancers will be further studied in the second wave of the NSHAP, in which the sample will be expanded to 4,500 by including partners of the original participants. Genetic and stress measures will be obtained, in addition to the original biomeasures, including medical histories, psychological profiles and social structures. 106 UCCRC SCIEN T IFI C R EPO R T 20 0 9 Harriet de Wit, PhD Professor of Psychiatry The Human Behavioral Pharmacology Laboratory (HBPL), directed by Dr. de Wit, studies the causes and consequences of recreational drug use, including cancer-related drugs such as tobacco and alcohol. Causes of drug use include factors such as personality, genetics, stress, and behavioral dimensions, such as sensitivity to reward or insensitivity to punishment. The laboratory studies these risk factors as predictors of individuals’ responses to low doses of a drug, which, in turn, can predict risk for future use. Drugs of abuse have complex effects on behavior, including effects on mood states, decision-making, and cognition that can lead to repeated, or hazardous, use of the drugs. These drug effects are studied under controlled conditions to identify risk factors for repeated or hazardous use. One important aim of the research is to identify brain mechanisms that mediate the behavioral effects of drugs. In collaboration with Dr. Abe Palmer of the Department of Human Genetics, the laboratory is studying variations in the genes that encode proteins involved in neurotransmitter functions, in relation to the behavioral responses to acute drug administration. For example, the deWit team has shown that polymorphisms in genes encoding aspects of dopamine receptor function are associated with variations in the behavioral effects of d-amphetamine. That is, some of the interindividual differences in acute responses to a stimulant drug can be explained by variation in the targets of the drug’s action. These variations may also affect future risk for using the drug in a hazardous or excessive manner. Another aim of the research is to study the relationships between stress and drug use. Stress is thought to increase the risk for drug use, and drug use, in turn, may affect an individual’s responses to stress. In collaboration with Drs. Andrea King, Ajna Hamidovic and Emma Childs, of the Department of Psychiatry and Behavioral Neuroscience, the laboratory is studying stress responses in young adults as predictors of cigarette smoking. In one study that was supported by the UCCRC, the team is testing whether behavioral and physiological responses to an acute social stressor (a public speaking task) predicts progression from occasional smoking to regular smoking over a 6 month period. In other studies, the laboratory is together, these studies will improve the current understanding of complex interactions between stress and drug use, and how stress may increase risk for future drug use. Cancer Risk & Prevention investigating the effects of acute stress on responses to drugs, and the effects of drugs on responses to acute stress. Taken In a further study, the de Wit laboratory is studying factors involved in relapse to smoking. Drug users, including smokers, remain at risk for relapse long after the drug’s effects have subsided, and most drug users who are able to quit ultimately relapse. Relapse is thought to be related to conditioned, drug-related cues, but it is not known how reactions to these cues change with time. Recent studies with animal models of relapse suggest that cues become more, rather than less, effective with longer periods of abstinence. In collaboration with researchers at the National Institute on Drug Abuse Intramural Research Program, the laboratory is studying craving elicited by smoking-related cues in smokers who abstain for 7, 14 or 35 days to study the time course of cue-induced cravings. This study will provide important information about how drug-related cravings change over the course of extended periods of abstinence from smoking. UCCRC SCIEN T IFI C R EPO R T 20 0 9 107 Daniel McGehee, PhD Associate Professor of Anesthesia/Critical Care The primary goal of the research in Dr. McGehee’s laboratory is understanding the cellular mechanisms underlying nicotine addiction. Nicotine is the principal neuroactive component of tobacco, and addiction to tobacco products is one of the main causes of preventable illness and premature death in this country. Tobacco use is associated with remarkably high prevalence of multiple forms of cancer. Using electrophysiological recording methods in rat brain slices, the laboratory is testing synaptic transmission and plasticity within brain reward circuitry. The brain areas being investigated include the midbrain dopamine system, its afferent inputs, and efferent projection sites. The aims of Dr. McGehee’s research are to assess the impact of both acute and long-term nicotine exposure on synaptic strength in the ventral tegmental area, nucleus accumbens, and brainstem cholinergic centers. With support from the UCCRC, the laboratory has recently begun to investigate the impact of co-administration of nicotine and ethanol, as these drugs are the most commonly abused substances in our society with a high degree of co-morbidity. In this regard, the McGehee team is testing the interaction of ethanol with nicotinic receptors in these brain areas. Preliminary results indicate profound enhancement of nicotinic responses in VTA, but significant suppression in the brainstem cholinergic centers. This line of research may lead to novel treatments for both nicotine and ethanol abuse. The most recently published work investigated the impact of nicotine and opiate drugs on dopamine release in the nucleus accumbens and dorsal striatum. A profound overlap of the effects of these two classes of addictive drugs was observed on dopamine release dynamics. The data suggest a common mechanism in rewarding effects of these drugs, again suggesting possible treatment strategies. Theme: Community Outreach to Reduce Health Disparities Karen Kim, MD Associate Professor of Medicine Dr. Kim is nationally recognized as an advocate for reducing health disparities and equal access to health care for Asian Americans and is the cofounder of the Asian Cancer Prevention Organization. Specifically, Dr. Kim’s research interest focuses on community based interventions directed at improving access to cancer screening in minority populations. Research is focused on two specific cancers, hepatocellular carcinoma and colorectal cancer. Her interest in hepatitis B induced liver cancer is part of a recently Centers for Disease Dr. Rick Kittles Control-funded program which addresses awareness and cultural competent messaging to improve hepatitis B screening in Asian Americans. Asian Americans have the highest rates of hepatocellular cancer worldwide as a direct result of chronic infection with hepatitis B. Dr. Kim’s research utilizes a lay health educator model in several Chicago Asian communities, including Chinese, Korean, Vietnamese, Laotian, and Cambodian immigrant communities to improve awareness and screening for hepatitis B to decrease the liver cancer burden in these high risk and underserved communities. Prevalence rates for chronic hepatitis B infection vary significantly between ethnic specific communities with rates as high as 13.5% in Chinese communities, and as low as 4.6% in Korean communities. These efforts have resulted in increased funding to address the need to disaggregate the Asian American community health data to understand the health disparities better in minority communities. Dr. Kim is part of a community-wide research program to collect local health indices for cancer screening in order to inform policy and public health leaders about the need for programs directed toward these culturally- and linguistically-isolated communities. 108 UCCRC SCIEN T IFI C R EPO R T 20 0 9 Dr. Kim’s second area of research interest addresses disparities in colorectal cancer in African Americans. Despite the higher incidence of colorectal cancer in African Americans, studies addressing interventions specifically targeting cancer prevention are lacking. Low Vitamin D levels have been hypothesized to be associated with increased mortality from colorectal cancer, and epidemiological studies show that African Americans are at greatest risk for reduced vitamin D levels. Therefore, chemoprevention trials using vitamin D may have a greater impact on African Americans than other populations. Unfortunately, national clinical trials using vitamin D have low African American enrollment. Dr. Kim’s research, funded by the American Cancer Society and the UCCRC, studies the feasibility of vitamin D chemoprevention on polyp prevention in African Americans. Preliminary results have shown recruitment rates of 80% with 35% enrollment. Ongoing work to understand barriers to minority enrollment in clinical trials continue to be a priority. Dr. Kim hopes to expand this work into a multi-center study in the near future. Lisa Sanchez-Johnsen, PhD Assistant Professor of Psychiatry Dr. Lisa Sánchez-Johnsen is the Director of both the Multicultural Health Research Program and the Latino Health Research Program in the Department of Psychiatry & Behavioral Neuroscience. She has extensive experience in community participatory research and has served as the chair of several community advisory boards for Latino health in Illinois and Hawaii. As part of Dr. Sánchez’s research studies, she has active involvement in Hispanic/Latino Health Community Advisory Boards, which are instrumental in developing and implementing those studies. Her areas of interest include conducting cancer prevention research with underserved ethnic minority groups, such as Latinos, African Americans, and Asians. She is currently conducting clinic and community-based and culturally competent cancer risk reduction assessments and interventions in the areas of obesity, physical activity, body image, and smoking. As part of Dr. Sánchez’s K01 award and her U of C Health Disparities Research grant, she is pilot-testing a communitybased obesity and secondhand smoke education intervention with 40 Latina women. The specific aims of her K01 study are intervention in 40 overweight Latinas using a community-based participatory framework; 2) estimate the effectiveness of this intervention on weight loss, healthy body image, healthy eating, physical activity; and secondhand smoke education; and 3) develop and adapt measures of diet, physical activity, body image, and tobacco use to be culturally proficient for Latinas, and compare their reliability and validity. In the first phase, she completed quantitative and qualitative interviews with 20 Cancer Risk & Prevention to: 1) test the acceptability and feasibility of a 6-week culturally-proficient diet, physical activity, body image, and tobacco women to test the acceptability of the questionnaires and to guide the development of the intervention. In the second phase, she is conducting a culture-based diet, physical activity, body image, and tobacco intervention for overweight Latina females, using a community-based participatory research framework. Dr. Sánchez’s early research revealed that Blacks consumed more calories and percent calories from fat than Latinas, whereas Latinas consumed more fiber and calories from carbohydrates and protein than Blacks. Latinas also preferred a thinner body and had a greater body image discrepancy than Blacks. Blacks were also more sedentary than Latinas. These findings highlighted the need to explore cultural variables underlying ethnicity, as it relates to diet, physical activity, and body image, so that culture-based community obesity interventions can be developed. To address this need, Dr. Sánchez is conducting an NCI R21 study (to explore the role of four cultural variables (acculturation, acculturative stress, ethnic identity, and cultural values) that may help to explain the ethnic disparities in correlates of overweight/obesity (diet, physical activity, and body image) among Mexican and Puerto Rican women. The research will also identify logistical/practical and cultural considerations regarding the development of diet, physical activity, and body image interventions for overweight Mexican and Puerto Rican women. Results will be used to develop tailored and targeted interventions that address diet, physical activity, and body image in overweight Mexican and Puerto Rican women of various acculturation levels. UCCRC SCIEN T IFI C R EPO R T 20 0 9 109 Sarah Gehlert, PhD Professor of the School for Social Service Administration Dr. Sarah Gehlert is the Principal Investigator of the Center for Interdisciplinary Health Disparities Research (CIHDR), funded by an initiative of the National Cancer Institute, National Institute of Environmental Health Sciences, Office of Social and Behavioral Research, and National Institute of Aging. The CIHDR aims to 1) bring together scientists from inside and outside the University and members of the community to inform the CIHDR’s scientific agenda; 2) increase interest in population health and health disparities among scientists and students from various disciplines and from community members; and 3) disseminate findings to as wide an audience as possible, including members of vulnerable populations, community-based organizations and agencies, and scientific investigators inside and outside the University. Dr. Gehlert also leads one of CIHDR’s four interdependent and mutually-informative research projects entitled “Social environment, stress, and health.” In its first year of operation, the project conducted 49 community-based participatory focus groups in South Side Chicago neighborhood areas to understand how residents conceptualize breast cancer and its treatment and how accurately psychosocial constructs and measures used in other CIHDR projects captured residents’ life experiences. Dr. Gehlert contributed towards two publications that resulted from focus group activities, involving community epidemiology of breast cancer risk and perceptions of breast cancer and its treatment among African-American women and men. The project shares a central research question with CIHDR projects by Drs. Fumni Olopade, Martha McClintock, and Suzanne Conzen (Cell Signaling and Gene Regulation Program), namely how factors in women’s social environments contribute to the African American and white disparity in breast cancer mortality in the United States. Informed by the focus group data and experiences, the Gehlert laboratory staff worked with African American women newly diagnosed with breast cancer living on Chicago’s South Side to address two additional specific aims: 1) to utilize the informed and modified instruments along with biological/genetic- and neighborhood/community-level variables to understand the relationships between social, behavioral, and biological factors in the etiology of breast cancer among African-American women (compared to white women); and 2) to develop recommendations to inform health care policy, practice, and education around breast cancer. Women are followed for 1.5 years, and data is collected inside the home (perceived discrimination, social network living arrangements, depression) and in a four-block area around each woman’s home to assess built environment and publically-available data on crime, socioeconomic status, etc. geo-coded to each woman’s address. As a result, the team outlined a multi-level model of breast cancer, and in collaboration with the Principal Investigators of the other eight centers funded by the same initiative, outlined their shared model of how disparities develop. 110 UCCRC SCIEN T IFI C R EPO R T 20 0 9 Additional Program Highlights* Research •• Community-Based Smoking Cessation to Reduce African American Health Disparities. Andrea King, PhD, Lisa Sánchez-Johnsen, PhD, and colleagues developed an intensive group-based smoking cessation intervention program and provided transdermal nicotine patches to urban low- and middle income African American smokers to reduce health disparities in access and comfort with tobacco interventions. Results showed the majority of participants completed the intervention, adhered to patch and approximately one-third had quit smoking by the end of treatment. Predictors of success in treatment included patch adherence, utilization of the cognitive-behavioral skills in the program, and lower negative effect. The research team concluded that more studies are warranted to examine targeted treatment elements and individual difference factors to enhance cessation outcomes in African American smokers (King et al., Journal National Med Assoc 100:208-217, 2008). •• Prediction of BRCA Mutations Using the BRCAPRO Model in Clinic-Based African American, Hispanic, and Other Minority Families in the United States. BRCAPRO, a BRCA1/BRCA2 mutation carrier prediction model, was developed on the basis of studies in individuals of Ashkenazi Jewish and European ancestry. Olufunmilayo Olopade, MBBS, and Dezheng Huo, MD, PhD evaluated the performance of the BRCAPRO model among clinic-based minority families and assessed the clinical utility of mutation status of probands (the first individual tested in a family) in the recommendation of BRCA1/ BRCA2 mutation testing for other at-risk family members. The findings support the use of BRCAPRO in pretest BRCA1/ BRCA2 mutation prediction among minority families in clinical settings, but there is room for improvement in ethnic groups other than Hispanics. Knowledge of the mutation status of the proband provides additional predictive value, which may guide genetic counselors in recommending BRCA1/BRCA2 testing of additional relatives when a proband has tested negative (Huo et al., J Clin Oncol 10;27(8):1184-1190, 2009). racial differences in clinical outcomes in the setting of two large cooperative group randomized clinical trials. The study cohort consisted of 787 white and 195 African American patients with metastatic breast cancer enrolled in two successive Cancer and Leukemia Group B (CALGB) trials using taxanes in the metastatic setting. African Americans with metastatic Cancer Risk & Prevention •• Racial differences in clinical outcomes from metastatic breast cancer. Blaise Polite, MD, and his colleagues examined breast cancer have an increased hazard of death compared with whites despite the receipt of similar per-protocol treatment, but experience no differences in time to treatment failure or overall response to therapy. More direct and robust measures of comorbidities, and perhaps other factors, such as receipt of subsequent therapy could help further explain the observed survival difference (Polite et al., J Clin Oncol 26(16):2659-2665, 2008). •• Population Specific GSTM1 Copy Number Variation. As one of the major glutathione conjugation enzymes, GSTM1 detoxifies a number of drugs and xenobiotics. Through a genome-wide association study, Nancy Cox, PhD, Soma Das, PhD, and M. Eileen Dolan, PhD (Clinical and Experimental Therapuetics Program) identified a significant association between HapMap SNP rs366631 and GSTM1 expression. HapMap rs366631 is a pseudo-SNP that can be used as a GSTM1 deletion marker. Both the pseudo-SNP allele frequency and GSTM1 upstream region copy number variation show population-specific patterns between Caucasian and African samples (Huang et al., Hum Mol Genet 18(2):366-372, 2009). Dr. Tara Henderson * Due to space constraints, only a small representative sample of Program highlights is presented here. UCCRC SCIEN T IFI C R EPO R T 20 0 9 111 Selected New Funding •• Lisa Sanchez-Johnsen, PhD, was the recipient of a National Cancer Institute R21 award to examine the role of four cultural variables (acculturation, acculturative stress, ethnic identity, and cultural values) that may help to explain the ethnic disparities in levels of obesity within the Hispanic/Latino community. The findings from this study will aid in assessing the role of ethnicity and culture in obesity-related variables, and identify some of the cultural factors that should be accounted for when developing obesity interventions for Mexicans and Puerto Ricans. •• Harriet Dewit, PhD, in collaboration with Cecilia Hillard, MD, Professor at the Medical College of Wisconsin, was the recipient of a National Institutes for Health R21 award to test the theory that gender differences in the effects of stress on endocannabinoid (eCB) signaling contribute to the gender differences in susceptibility to certain psychiatric disorders. Data from this study will help to clarify the differential vulnerabilities of women and men to certain disorders, substance abuse in particular. •• Tara Henderson, MD, MPH, and her colleagues, with funding from a National Cancer Institute K07 award, are examining the long-term health of childhood cancer survivors, a high risk group for both early deaths and subsequent illnesses due to second cancers. Dr. Henderson is developing a four-year training program to examine the long-term trends that affect this group, and also research methods for examining the clinical outcomes, health beliefs and behaviors of a targeted group of women who developed breast cancer following chest radiation for a pediatric cancer. •• Andrea King, PhD, was awarded an R01 grant from the National Institutes of Health to study the factors associated with alcohol stimulation and sedation in binge drinkers. Data from this study will determine the relative contributions of sensitivity to stimulant-like alcohol effects, tolerance to sedative-like effects, and objective responses to future drinking patterns over time. Such information may have an important impact on the early identification of at-risk drinkers and the factors underlying hazardous drinking practices to improve prevention, education, and early intervention efforts. •• Eugene Chang, MD, was the recipient of an R21 award from the National Center for Human Genome Research to develop technologies for the discovery of novel human colonic mucosal-associated microbes. Current methods are likely to dilute and distort sampling of the enteric microbiome, and are likely to miss underrepresented species that may have direct bearing on human health and disease. This study is anticipated to produce new and improved non-cultivation-based technologies that will facilitate genomic sequencing and metagenomic analysis of previously uncharacterized members of the human enteric microbiome. •• Dezheng Huo, MD, PhD, received R03 funding from the National Cancer Institute to characterize breast cancer subtypes using an integrative genetic and epidemiologic approach. The study aims to determine the pattern of loss of heterozygosity and copy number alterations between subtypes and to examine germline determinants. The results will improve the prevention and treatment of breast cancer by identifying genetic variants predisposing individuals to different subtypes of the disease. 112 UCCRC SCIEN T IFI C R EPO R T 20 0 9 New Faculty Recruitments and UCCRC Members Brian Chiu, PhD is a cancer epidemiologist whose research focuses on integrating advanced molecular techniques with traditional epidemiologic methods to examine host and environmental factors that influence the etiology of hematopoietic cancers. Dr. Chiu’s research includes the examination of lifestyle, environmental, and genetic factors that contribute to the pathogenesis of non-Hodgkin lymphoma to identify potential prevention strategies. Susan Hong, MD, MPH, is an internist with an interest in cancer survivorship. Dr. Hong has developed a women’s health curriculum for the internal medicine residents, which has been integrated into the residency program. Dr. Hong has established a Cancer Survivorship Clinic with an initial focus on breast cancer survivors. In addition to providing clinical services, this clinic provides the structure for the expansion of survivorship research. Dezheng Huo, MD, PhD is a statistician and cancer epidemiologist with broad biostatistical research interests including the etiology and prevention of cancer in underserved and under-studied populations. Dr. Huo is currently studying polymorphisms and reproductive factors in breast cancer risk among Africans; the incidence of breast cancer subtypes across ethnic groups in the U.S.; and genetic, environmental, and lifestyle factors that influence the risk for breast cancer subtypes. Sonia Kupfer, MD was recruited as an Instructor in the Department of Medicine. Dr. Kupfer performs genetic association studies in colorectal cancer with a special focus on African Americans. Eneida Mendonca, MD, PhD is a member of the Computation Institute of the University of Chicago and Argonne National Laboratory. Dr. Mendonca uses mining and retrieval technologies to improve the diagnosis and treatment of pediatric cancer. Her current interests focus on using computational methods and informatics to analyze biomedical data in order to build an infrastructure to support pediatric oncology research. Dr. Mendonca is also interested in exploring long-term health issues and Lisa Shah, MD, MA is an Instructor in the Department of Medicine whose interests include hospital-based smoking cessation interventions, preventive health care, and quality improvement. UCCRC SCIEN T IFI C R EPO R T 20 0 9 Cancer Risk & Prevention elucidating decision-making processes associated with pediatric cancer treatment and survivorship. 113 Selected Publications * : Intraprogrammatic Collaboration # : Interprogrammatic Collaboration * # Tao Y, Hart J, Lichtenstein L, Joseph L, Ciancio M, Hu S, Chang EB, Bissonnette M. Inducible Heat Shock Protein70 Prevents Multifocal Flat Dysplastic Lesions and Invasive Tumors in an Inflammatory Model of Colon Cancer. Carcinogenesis 30(1):175-82, 2009. * Hu S, Zhu X, Triggs JR, Tao Y, Wang Y, Lichtenstein L, Bissonnette M, Musch MW, Chang EB. Inflammation-induced, 3’UTR-dependent translational inhibition of Hsp70 mRNA impairs intestinal homeostasis. Am J Physiol Gastrointest Liver Physiol 296(5):G1003-11, 2009. Ahsan, Habibul MD * Argos M, Kibriya MG, Jasmine F, Olopade OI, Su T, Hibshoosh H, Ahsan H. Genomewide scan for loss of heterozygosity and chromosomal amplification in breast carcinoma using single-nucleotide polymorphism arrays. Cancer Genet Cytogenet 182(2):69-74, 2008. * Huo D, Adebamowo CA, Ogundiran TO, Akang EE, Campbell O, Adenipekun A, Cummings S, Fackenthal J, Ademuyiwa F, Ahsan H, Olopade OI. Parity and breastfeeding are protective against breast cancer in Nigerian women. Br J Cancer 98(5):992-6, 2008. Kaklamani VG, Wisinski KB, Sadim M, Gulden C, Do A, Offit K, Baron JA, Ahsan H, Mantzoros C, Pasche B. Variants of the adiponectin (ADIPOQ) and adiponectin receptor 1 (ADIPOR1) genes and colorectal cancer risk. JAMA 300(13):1523-31, 2008. Jasmine F, Ahsan H, Andrulis IL, John EM, Chang-Claude J, Kibriya MG. Whole-genome amplification enables accurate genotyping for microarraybased high-density single nucleotide polymorphism array. Cancer Epidemiol Biomarkers Prev 17(12):3499-508, 2008. Pierce BL, Ahsan H. Case-only genome-wide interaction study of disease risk, prognosis and treatment. Genet Epidemiol, 2009. Heck JE, Nieves JW, Chen Y, Parvez F, Brandt-Rauf PW, Graziano JH, Slavkovich V, Howe GR, Ahsan H. Dietary intake of methionine, cysteine, and protein and urinary arsenic excretion in Bangladesh. Environ Health Perspect 117(1):99-104, 2009. Chen Y, Kibriya MG, Jasmine F, Santella RM, Senie RT, Ahsan H. Do placental genes affect maternal breast cancer? Association between offspring’s CGB5 and CSH1 gene variants and maternal breast cancer risk. Cancer Res 68(23):972934, 2008. Chang, Eugene MD * # Tao Y, Hart J, Lichtenstein L, Joseph L, Ciancio M, Hu S, Chang EB, Bissonnette M. Inducible Heat Shock Protein70 Prevents Multifocal Flat Dysplastic Lesions and Invasive Tumors in an Inflammatory Model of Colon Cancer. Carcinogenesis 30(1):175-82, 2009. * Hu S, Zhu X, Triggs JR, Tao Y, Wang Y, Lichtenstein L, Bissonnette M, Musch MW, Chang EB. Inflammation-induced, 3’UTR-dependent translational inhibition of Hsp70 mRNA impairs intestinal homeostasis. Am J Physiol Gastrointest Liver Physiol 296(5):G1003-11. Epub, 2009. Sakiyama T, Musch MW, Ropeleski MJ, Tsubouchi H, Chang EB. Glutamine increases autophagy under Basal and stressed conditions in intestinal epithelial cells. Gastroenterology 136(3):924-32, 2009. Musch MW, Arvans DL, Wu GD, Chang EB. Functional coupling of the downregulated in adenoma Cl-/base exchanger DRA and the apical Na+/ H+ exchangers NHE2 and NHE3. Am J Physiol Gastrointest Liver Physiol 296(2):G202-10, 2009. Chiu, Brian PhD Chiu BC, Blair A. Pesticides, chromosomal aberrations, and non-Hodgkin’s lymphoma. J Agromedicine 14(2):250-5, 2009. Colangelo LA, Chiu B, Kopp P, Liu K, Gapstur SM. Serum IGF-I and C-reactive protein in healthy black and white young men: The CARDIA male hormone study. Growth Horm IGF Res, 2009. Brock KE, Gridley G, Chiu BC, Ershow AG, Lynch CF, Cantor KP. 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McClintock, Martha PhD * Gehlert S, Sohmer D, Sacks T, Mininger C, McClintock M, Olopade O. Targeting health disparities: a model linking upstream determinants to downstream interventions. Health Aff (Millwood) 27(2):339-49, 2008. Yee JR, Cavigelli SA, Delgado B, McClintock MK. Reciprocal Affiliation Among Adolescent Rats During a Mild Group Stressor Predicts Mammary Tumors and Lifespan. Psychosom Med 70(9):1050-9, 2008. McClintock MK. Human aromas, pheromones and vasanas: effects on fertility, sexuality and emotions. Aroma Research 10: 72-77, 2009. Gehlert S, Murray A, Sohmer D, McClintock MK, Conzen SD, and Olopade F. The importance of transdisciplinary collaborations for understanding and resolving health disparities. Journal of Health and Social Policy, 2009 (in press). Hermes GL, Delgado B, Tsakalis M, Tretiakova M, Cavigelli SA, Krausz T, Conzen SD, and McClintock MK. Social Isolation dysregulates endocrine and behavioral stress responses while increasing the malignant burden of spontaneous mammary tumors. Proc Natl Acad Sci U S A, 2009 (in press). McClintock MK, Gehlert S, Conzen SD, Olopade F, and Krausz T. Overcoming Health Disparities: The Power of a Transdisciplinary Approach to Environmental Regulation of Gene Expression. Royal Society of Canada, 2009 (in press). McGeHee, Daniel PhD Britt JP, McGehee DS. Presynaptic opioid and nicotinic receptor modulation of dopamine overflow in the nucleus accumbens. J Neurosci 28(7):1672-81, 2008. Campioni M, Xu M, McGehee DS. Stress-Induced Changes in Nucleus Accumbens Glutamate Synaptic Plasticity. J Neurophysiol 101(6):3192-8, 2009. Meltzer, David MD, PhD Meltzer D. Response to “Future costs and the future of cost-effectiveness analysis”. J Health Econ 27(4):822-5, 2008. * # Conti RM, Meltzer DO, Ratain MJ. Nonprofit biomedical companies. Clin Pharmacol Ther 84(2):194-7, 2008. Abbo ED, Sobotka S, Meltzer DO. Patient preferences in instructional advance directives. J Palliat Med 11(4):555-62, 2008. Braithwaite RS, Meltzer DO, King JT Jr, Leslie D, Roberts MS. What does the value of modern medicine say about the $50,000 per quality-adjusted life-year decision rule?. Med Care 46(4):349-56, 2008. Cancer Risk & Prevention King G, Yerger VB, Whembolua GL, Bendel RB, Kittles R, Moolchan ET. Link between facultative melanin and tobacco use among African Americans. Pharmacol Biochem Behav 92(4):589-96, 2009. Howard DH, Meltzer D, Kollman C, Maiers M, Logan B, Gragert L, Setterholm M, Horowitz MM. Use of cost-effectiveness analysis to determine inventory size for a national cord blood bank. Med Decis Making 28(2):243-53, 2008. * Yin W, Basu A, Zhang JX, Rabbani A, Meltzer DO, Alexander GC. The effect of the Medicare Part D prescription benefit on drug utilization and expenditures. Ann Intern Med 148(3):169-77, 2008. * Dale W, Basu A, Elstein A, Meltzer D. Predicting utility ratings for joint health States from single health States in prostate cancer: empirical testing of 3 alternative theories. Med Decis Making 28(1):102-12, 2008. * Basu A, Dale W, Elstein A, Meltzer D. A linear index for predicting joint health-states utilities from single health-states utilities. Health Econ 18(4):403-19, 2009. Walton SM, Schumock GT, Lee KV, Alexander GC, Meltzer D, Stafford RS. Prioritizing Future Research on Off-Label Prescribing: Results of a Quantitative Evaluation. Pharmacotherapy 28(12):1443-1452, 2008. Mendonca, Eneida MD, PhD # Sam LT, Mendonca EA, Li J, Blake J, Friedman C, Lussier YA. PhenoGO: an integrated resource for the multiscale mining of clinical and biological data. BMC Bioinformatics 10 Suppl 2:S8, 2009. Hermes GL, McClintock MK. Isolation and the timing of mammary gland development, gonadarche, and ovarian senescence: implications for mammary tumor burden. Dev Psychobiol 50(4):353-60, 2008. UCCRC SCIEN T IFI C R EPO R T 20 0 9 117 Olopade, Olufunmilayo MBBS Sanchez-Johnsen, Lisa PhD * Bradbury AR, Ibe CN, Dignam JJ, Cummings SA, Verp M, White MA, Artioli G, Dudlicek L, Olopade OI. Uptake and timing of bilateral prophylactic salpingo-oophorectomy among BRCA1 and BRCA2 mutation carriers. Genet Med 10(3):161-6, 2008. * King A, Sanchez-Johnsen L, Van Orman S, Cao D, Matthews A. A pilot community-based intensive smoking cessation intervention in African Americans: feasibility, acceptability and early outcome indicators. J Natl Med Assoc 100(2):208-17, 2008. * Huo D, Kim HJ, Adebamowo CA, Ogundiran TO, Akang EE, Campbell O, Adenipekun A, Niu Q, Sveen L, Fackenthal JD, Fackenthal DL, Das S, Cox N, Rienzo AD, Olopade OI. Genetic polymorphisms in uridine diphosphoglucuronosyltransferase 1A1 and breast cancer risk in Africans. Breast Cancer Res Treat 110(2):367-76, 2008. Sanchez-Johnsen LA, Hogan K, Wilkens LR, Fitzgibbon ML. Correlates of problematic eating behaviors in less acculturated Latinas. Eat Behav 9(2):181-9, 2008. * Huo D, Adebamowo CA, Ogundiran TO, Akang EE, Campbell O, Adenipekun A, Cummings S, Fackenthal J, Ademuyiwa F, Ahsan H, Olopade OI. Parity and breastfeeding are protective against breast cancer in Nigerian women. Br J Cancer 98(5):992-6, 2008. * Garner CP, Ding YC, John EM, Ingles SA, Olopade OI, Huo D, Adebamowo C, Ogundiran T, Neuhausen SL. Genetic variation in IGFBP2 and IGFBP5 is associated with breast cancer in populations of African descent. Hum Genet 123(3):247-55, 2008. * Huo D, Senie RT, Daly M, Buys SS, Cummings S, Ogutha J, Hope K, Olopade OI. Prediction of BRCA Mutations Using the BRCAPRO Model in Clinic-Based African American, Hispanic, and Other Minority Families in the United States. J Clin Oncol 27(8):1184-90, 2009. * # Olopade OI, Grushko TA, Nanda R, Huo D. Advances in breast cancer: pathways to personalized medicine. Clin Cancer Res 14(24):7988-99, 2008. Xu J, Huo D, Chen Y, Nwachukwu C, Collins C, Rowell J, Slamon DJ, Olopade OI. CpG island methylation affects accessibility of the proximal BRCA1 promoter to transcription factors. Breast Cancer Res Treat, 2009. Polite, Blase MD # Polite BN, Cirrincione C, Fleming GF, Berry DA, Seidman A, Muss H, Norton L, Shapiro C, Bakri K, Marcom K, Lake D, Schwartz JH, Hudis C, Winer EP. Racial differences in clinical outcomes from metastatic breast cancer: a pooled analysis of CALGB 9342 and 9840--Cancer and Leukemia Group B. J Clin Oncol 26(16):2659-65, 2008. Rubin, David MD # Nathanson JW, Yadron NE, Farnan J, Kinnear S, Hart J, Rubin DT. p53 mutations are associated with dysplasia and progression of dysplasia in patients with Crohn’s disease. Dig Dis Sci 53(2):474-80, 2008. Rubin DT. An Updated Approach to Dysplasia in IBD. J Gastrointest Surg 12(12):2153-6, 2008. Nathanson JW, Zisman TL, Julian C, McCaffrey S, Rubin DT. Identification of patients at increased risk for colorectal cancer in an open access endoscopy center. J Clin Gastroenterol 42(9):1025-31, 2008. # Weber CR, Nalle SC, Tretiakova M, Rubin DT, Turner JR. Claudin-1 and claudin-2 expression is elevated in inflammatory bowel disease and may contribute to early neoplastic transformation. Lab Invest 88(10):1110-20, 2008. * Calderwood AH, Huo D, Rubin DT. Association between colorectal cancer and urologic cancers. Arch Intern Med 168(9):1003-9, 2008. Zisman TL, Rubin DT. Colorectal cancer and dysplasia in inflammatory bowel disease. World J Gastroenterol 14(17):2662-9, 2008. Rubin DT, Cruz-Correa MR, Gasche C, Jass JR, Lichtenstein GR, Montgomery EA, Riddell RH, Rutter MD, Ullman TA, Velayos FS, Itzkowitz S. Colorectal cancer prevention in inflammatory bowel disease and the role of 5-aminosalicylic acid: a clinical review and update. Inflamm Bowel Dis 14(2):265-74, 2008. 118 UCCRC SCIEN T IFI C R EPO R T 20 0 9 Verp, Marion MD * Bradbury AR, Ibe CN, Dignam JJ, Cummings SA, Verp M, White MA, Artioli G, Dudlicek L, Olopade OI. Uptake and timing of bilateral prophylactic salpingo-oophorectomy among BRCA1 and BRCA2 mutation carriers. Genet Med 10(3):161-6, 2008. Vezina, Paul PhD Vezina P, Leyton M. Conditioned cues and the expression of sensitization in animals and humans. Neuropharmacology 56: 160-168, 2009 Waxman, Irving MD # Konda VJ, Ross AS, Ferguson MK, Hart JA, Lin S, Naylor K, Noffsinger A, Posner MC, Dye C, Cislo B, Stearns L, Waxman I. Is the risk of concomitant invasive esophageal cancer in high-grade dysplasia in Barrett’s esophagus overestimated?. Clin Gastroenterol Hepatol 6(2):159-64, 2008. de Tejada AH, Chennat J, Miller F, Stricker T, Matthews J, Waxman I. Endoscopic and EUS features of groove pancreatitis masquerading as a pancreatic neoplasm. Gastrointest Endosc 68(4):796-8, 2008. Ross A, Mehdizadeh S, Tokar J, Leighton JA, Kamal A, Chen A, Schembre D, Chen G, Binmoeller K, Kozarek R, Waxman I, Dye C, Gerson L, Harrison ME, Haluszka O, Lo S, Semrad C. Double balloon enteroscopy detects small bowel mass lesions missed by capsule endoscopy. Dig Dis Sci 53(8):2140-3, 2008. Selected Major Grants and Awards The Cancer Risk and Prevention Program has a funding base of $17,841,935 in annual total costs (current as of July 2009). This sum includes $4,221,965 in NCI funding and $8,082,978 in other NIH funding. Due to space constraints, only new awards presented since Investigator Title Start Date End Date Annual Total Cost Class Funding Agency King, Andrea Alcohol Stimulation and Sedation in Binge Drinkers 1/1/2009 12/31/2013 $671,587 R01 National Institutes of Health Basu, Anirban A Comprehensive Probabilistic-MicroSimulation Model to Assess CostEffectiveness 9/23/2008 5/31/2013 $568,535 R01 National Institute of Mental Health Olopade, Olufunmilayo Dr. Ralph and Marian Falk Center for Clinical Cancer Genetics 1/1/2008 12/31/2010 $500,000 N/A Falk Foundation Chang, Eugene Cytoprotective Role of Heat Shock Proteins in IBD 4/1/2008 1/31/2013 $310,838 R37 Nat. Inst. of Diabetes & Digestive & Kidney Diseases Green, William The Neuronal Alpha-Bungarotoxin Binding Site 8/1/2008 7/31/2009 $307,646 R56 National Inst. of Neurological Disorders and Stroke Olopade, Olufunmilayo Developing an Infrastructure to Conduct Clinical Breast Cancer Trials in Resource Poor Nations such as Nigeria 10/1/2008 9/30/2009 $250,000 N/A Breast Cancer Research Foundation Olopade, Olufunmilayo Targeting the Fanconi Anemia-BRCA1 Pathway in Breast Cancer 10/1/2008 9/30/2009 $250,000 N/A Breast Cancer Research Foundation Olopade, Olufunmilayo National Women's Cancer Research Alliance (NWCRA) 5/1/2008 4/30/2009 $250,000 N/A The Entertainment Industry Foundation Polite, Blase A Phase III Randomized Double Blind STudy of Sunitinib Vs Placebo in Patients w/Progressive Advanced/ Metastatic Well Differentiated Pancreatic Islet Cell Tumors 9/8/2008 9/7/2010 $193,465 N/A Pfizer, Inc. Chang, Eugene Technologies for the Discovery of Novel Human Colonic MucosalAssociated Microbes 9/26/2008 7/31/2010 $187,640 R21 National Center For Human Genome Research Mendonca, Eneida Answering Information Needs in Workflow 4/1/2008 3/31/2010 $182,739 R01 National Institutes of Health Chang, Eugene Short Term Training: Health Professional Students 5/1/2008 4/30/2013 $181,129 T35 National Institutes of Health Meltzer, David Research and Mentoring in CostEffectiveness and Hospital-Based Elder Care 6/1/2008 $174,352 K24 National Institute on Aging Sanchez-Johnsen, Lisa Latinos, Culture, and Obesity 7/21/2008 6/30/2010 $173,250 R21 National Cancer Institute Henderson, Tara Health Beliefs and Behavior: Cohort Studies in Pediatric Cancer Survivorship 9/17/2008 8/31/2012 $129,600 K07 National Cancer Institute Shah, Lisa A Missed Opportunity: Exploring Barriers to Quit in Hospitalized Smokers 8/15/2008 8/14/2010 $125,000 N/A American Cancer Society, Illinois Dale, William Decision Making in Older Men Starting Androgen Ablation for Prostate Cancer 9/1/2008 8/31/2010 $123,484 N/A American Cancer Society, Illinois Li, Yan Chun Cardiovascular Effects of Doxercalciferol 2/3/2009 2/2/2010 $121,800 N/A Genzyme Corporation Kim, Karen Vitamin D Intervention in Polyp Recurrence in African Americans - A Pilot Study 7/1/2008 6/30/2009 $100,000 N/A American Cancer Society, Illinois Polite, Blase Understanding Racial Disparities in Chemotherapy Receipt 7/1/2008 6/30/2010 $100,000 N/A American Society of Clinical Oncology UCCRC SCIEN T IFI C R EPO R T 20 0 9 Cancer Risk & Prevention January 1, 2008 with funding of $100,000 or more in annual total costs are listed here. 119 Clinical Trials Activity Dr. Alessandro Fichera with a patient The UCCRC has sustained a vigorous clinical research program for many years, and has long been recognized for its strength in basic and clinical research. Clinical Trials Activity Most recently, these activities are been expanded and translational endpoints, sequencing of to population research including epidemiology multidisciplinary treatment, transplantation, and prevention trials. The tight and dynamic organ preservation, and treatment intensification linkages connecting our basic scientists with as strategies to increase cure rates and response. our enhanced team of translational and clinical Within the past few years, there has been a researchers have led to major contributions to remarkable increase in tangible benchmarks, such early-phase clinical trials and drug development. as multi-investigator, multi-disciplinary grants, as The integration of population researchers well as investigator-initiated clinical trials. is taking these trials to the population and community level. UCCRC therapeutic clinical trials are conceived and conducted by multidisciplinary teams, each comprised of a group of clinical investigators representing Medical Oncology, Radiation Oncology, Pathology, Biostatistics, Clincal Trials Activity and appropriate surgical specialties. All of our research programs conduct clinical research. These clinical efforts focus on studies of new drugs (cytotoxic or cytostatic) with clinical UCCRC SCIEN T IFI C R EPO R T 20 0 9 121 The clinical trials activity of the UCCRC is managed through the Cancer Clinical Trials Office (CCTO). The CCTO provides oversight and quality control for these studies through the provision of policies and procedures, by centralizing regulatory and reporting functions, supervision of staff, auditing, and tracking of these activities with a centralized database. The overall objective of the CCTO is to provide the infrastructure to support successful cancer clinical research across departments within the University, as well as through national cooperative groups. CCTO services and areas of operation can be divided into four distinct but somewhat overlapping areas: (1) regulatory affairs; (2) affiliate institution coordination and oversight; (3) protocol tracking and management; and (4) quality control. Our drug development program is unique in the Chicago metropolitan area, and among the largest in the United States. Patients travel from throughout the world to be evaluated for enrollment in Phase I and Phase II trials of novel anticancer agents. Annually, between 12001400 patients are enrolled on clinical trials, with 800-1000 entered on therapeutic trials. Clinical trials span the gamut from preclinical development to investigator-initiated Phase I clinical trials to Phase II trials in the regional Phase II network to Phase III studies within CALGB. Many trials also incorporate correlative laboratory studies which include pharmacokinetic studies, genotyping studies, population pharmacology and pharmacogenetics, and measurement of biomarker endpoints. In 2008, clinical trials enrollment included 1005 patients to 200 therapeutic protocols; 548 patients were treated on 101 Phase II protocols, and 180 patients were treated on 26 Phase I studies. In 2008, regulatory managers in the CCTO opened 98 new protocols and were responsible for ongoing regulatory activities of an additional 351studies already open to enrollment, as well as the regulatory activities (e.g., IRB continuing renewals, amendments, safety reports) for 357 studies closed to enrollment, but not terminated with the IRB. These trials represent over 50 principal investigators from multiple departments (Medicine, Radiology, Radiation and Cellular Oncology, Surgery, Pediatrics, and Obstetrics and Gynecology 122 UCCRC SCIEN T IFI C R EPO R T 20 0 9 Number of therapeutic protocols (N=344*) and patient accrual (N=1005 by sponsor in 2008) Total No. Trials No. Investigator Initiated No. of Pts Enrolled Institutional 36 (11%) 27 307 (31%) NCI 45 (13%) 19 229 (22%) Cooperative Group 122 (35%) 2 139 (14%) Industry 141 (41%) 6 330 (33%) 344 54 (16%) 1005 Study Sponsor Total *Note that of the 344 trials open to accrual in 2008, approximately 16% were investigator-initiated. In addition, more than 50% of our accrual to therapeutic protocols is to NCI and institutional studies that are largely investigator-initiated. The UCCRC and CCTO have been instrumental in the success of several major grants and contracts including the Phase I Grant: Phase I Clinical Trials of Anticancer Agents, the Phase II Contract: Novel Therapeutics, the CALGB grant, and the Breast Cancer SPORE, which was awarded in the fall of 2006. The most recent Phase II contract (2006) added the Medical University of South Carolina as an academic partner; approximately 200 patients are enrolled on Phase II contract studies annually. The Clincal Trials Activity CCTO continues to support the clinical trials activity associated with these programs. UCCRC SCIEN T IFI C R EPO R T 20 0 9 123 Shared Resources Dr. Vytas Bindokas imaging tumor cell nuclear morphology, using the live-cell optimized Olympus DSU spinning disk confocal system with a high-sensitivity EM-CCD camera, in the UCCRC’s Integrated Microscopy Facility. Multiple levels of scientific and administrative oversight ensure the continued delivery of optimal state-of-the-art technologies to meet the needs of the research community. Overview The University of Chicago Biological Sciences Division (BSD) provides shared technologies through 23 Core Facilities, which aim to support research and serve as educational resources for the University of Chicago. The Core Facilities serve as centralized centers of expertise and provide UCCRC researchers access to a comprehensive set of technical resources, which offer advanced services to support vital translational research, and facilitate the interaction of researchers and clinicians from different disciplines. Multiple levels of Cytometry Facility, Genomics Core Facility, the continued delivery of optimal state-of- Human Immunologic Monitoring Core, Human the-art technologies to meet the needs of the Tissue Resource Center, Integrated Microscopy research community. Thirteen of these shared Facility, Immunohistochemistry Facility, facilities are supported by the UCCRC. These Magnetic Resonance Imaging and Spectroscopy facilities are integrated with the other Core Facility, Pharmacology Core Facility, Scientific Facilities and include the Biostatistics Core Image Reconstruction and Analysis Facility, and Facility, Cancer Clinical Trials Office, Frank Transgenic Mouse and Embryonic Stem Cell W. Fitch Monoclonal Antibody Facility, Flow Facility. Shared Resources scientific and administrative oversight ensure UCCRC SCIEN T IFI C R EPO R T 20 0 9 125 Biostatistics Core Facility Scientific Director: Ronald Thisted, PhD Technical Director: Theodore Karrison, PhD Website: http://health.bsd.uchicago.edu/Page.aspx?Page=BiostatLab The Biostatistics Core Facility provides collaborative statistical support to investigators for the design, conduct, and analysis of clinical trials, observational and population-based studies, and basic science research projects. The services provided include: •• Collaboration with investigators in the formulation of study design and data analysis plans, including sample-size and power calculations; •• Assistance in the development, execution, and statistical analyses of investigator-initiated phase I, phase II, and phase III clinical trials and correlative/translational studies; •• Collaboration in the design and analysis of prospective and retrospective observational studies, basic science research projects, and animal experiments; •• Collaboration with investigators on the preparation of manuscripts for publication; •• Assistance in new grant submissions, including U01, P01, R01, R21, and SPORE grants; •• Participation in the review of clinical protocols through membership on the Clinical Trials Review Committee; and •• Participation in the teaching and training of investigators in fundamental statistical concepts, study design, and clinical trials methodology. Cancer Clinical Trials Office Scientific Director: Marcy A. List, PhD Technical Director: Connie Skosey, RN, CCRP Website: http://uccrc.uchicago.edu/researchers/core_ccto.html The Cancer Clinical Trials Office (CCTO) provides oversight and quality control for clinical trials activity at the UCCRC by centralizing regulatory and reporting functions. The overall objective of the CCTO is to provide the infrastructure to support successful clinical research across departments. The services provided are categorized under the following key functions: •• Regulatory Affairs: Provide centralized regulatory management for the conduct of all cancer clinical trials at the University of Chicago regardless of sponsor, department, or type of study, including the completion of required forms and submission to the Clinical Trials Review Committee (CTRC), the Institutional Review Board (IRB), and other required committees (e.g., Institutional Biosafety Committee); annual renewals to the IRB and the Scientific and Accrual Monitoring Committee of the UCCRC; and investigational new drug submissions. •• Affiliate Institution Coordination and Oversight: Provide infrastructure for the participation of affiliate institutions enrolling patients on trials at the UCCRC (including CALGB affiliate institutions, Phase II NCI contract affiliate institutions, and additional ad hoc affiliates participating in selected studies); coordinate all study-related communications; serve as the point of patient registration for some programs; and review operations to ensure compliance with federal regulations. •• Protocol Tracking, Management: Provide a centralized location and database (Velos eResearch) for tracking protocol-specific data (including study teams, protocol status, and patient registration); provide web-based direct access (e.g., in clinics) to current consent forms, protocols, and investigational brochures; and report generation with respect to both clinical data and study status information. •• Quality Control: Provide training of regulatory managers across departments; support continuing education; train nurses, data managers, faculty and fellows in the use of Velos eResearch; oversee designated data and safety monitoring activities (e.g., severe adverse event tracking, coordination of High-Risk Protocol Conference HRPC); coordinate the audit program; and develop and implement Standard Operating Procedures. 126 UCCRC SCIEN T IFI C R EPO R T 20 0 9 Frank W. Fitch Monoclonal Antibody Facility Scientific Director: Anne Sperling, PhD Technical Director: Carol McShan Website: http://fitchantibodies.bsd.uchicago.edu The Frank W. Fitch Monoclonal Antibody Facility provides a wide range of services focusing on the generation and production of monoclonal antibodies. The overall objective of the Facility is to provide investigators with comprehensive hybridoma and protein production services. The services provided include: •• Production of novel monoclonal antibodies, including complete immunization, fusion, and ELISA screening services; •• Custom and routine culturing of antibody producing cell lines, including thawing of cryopreserved cell lines, subcloning, routine culture, and cryopreservation; •• Customized ELISA services, including performance of standard assays and development of custom assays; •• Antibody purification, conjugation, and isotype determination; •• Ascites fluid production and large-scale protein production using Hollow Fiber Bioreactor (HFB) technology; and •• Supply of commonly used antibodies. Flow Cytometry Facility Scientific Director: Anne Sperling, PhD Technical Director: Ryan Duggan Website: http://ucflow.bsd.uchicago.edu The Flow Cytometry Facility provides access to state-of-the-art technology and quantitative analytical approaches to measure molecular and cellular function. The Facility is designed to meet the wide-spread needs for specialized cytologic analysis by providing instrumentation for cell sorting and bench-top analysis of subcellular components using multiparametric fluorescence detection technology. The services provided include: •• Bench-top analyses ranging from simple protein expression assays using fluorescent reporters to highly complex 9-color functional assay; •• Cell sorting at bulk rates of 30,000 cells per second or in microtiter format; •• Development of novel fluorescence-based detection assays and applications; •• Education and training in use and application of all instrumentation and software analysis programs within the Facility. Genomics Core Facility Shared Resources •• Data analysis; and Scientific Director: T. Conrad Gilliam, PhD. Technical Directors: William J. Buikema, PhD, Rafael Gama, PhD, and Barry Allen, PhD Websites: http://cancer-seqbase.uchicago.edu; http://fgf.bsd.uchicago.edu; http://brdfhelp.uchicago.edu The Genomics Core Facility provides, via its three Subcores (DNA Sequencing and Genotyping, Functional Genomics Facility, and Biomedical Research Development Facility), state-of-the-art microarray, DNA sequencing, and genotyping platforms with specialized databases for storing, managing, and manipulating both clinical information and diverse types of genetic and genomic data. The Facility is aimed towards both biomedical researchers who are generally unfamiliar with whole genome and bioinformatics approaches, as well as experts seeking sophisticated hardware, software, programming, or database solutions, or seeking to facilitate interdisciplinary UCCRC SCIEN T IFI C R EPO R T 20 0 9 127 collaborations. The Facility maintains the latest copies of all major genomic databases, thus allowing investigators to perform all genomic and bioinformatics analyses at the highest possible speeds. The services provided include: •• Plasmid preparation, DNA sequencing, and genotyping analysis; •• Fragment assembly and primer walking; •• Archival data storage and technical consultations for DNA preparation and interpretation of results; •• Genome-scale gene expression profiling and screening of protein-DNA interactions, DNA copy number variations, chromosomal deletions, splicing variants, and novel transcribed sequences; •• Validation of differential gene/miRNA expression; •• Antibody protein array profiling and protein-protein interaction array hybridizations; •• Customized services include slide scanning, RNA extraction, RNA quality evaluation, and RNA/DNA quantification; •• Software tutorials and microarray data analysis; and •• Comprehensive mirrored genomic databases, bioinformatic software applications, and custom genomic database design. Human Immunologic Monitoring Facility Scientific Director: Thomas F. Gajewski, MD, PhD Technical Director: Yuanyuan Zha, PhD Web Site: http://him.bsd.uchicago.edu The Human Immunologic Monitoring (HIM) Facility provides service to clinical cancer investigators to measure immunologic endpoints and other pharmacodynamic parameters in subjects participating in clinical trials. The Facility serves as a specialized laboratory to perform scientific analyses that include: 1) Evaluating changes in immune response parameters in response to immunotherapeutic interventions; 2) Monitoring biologic effects of other pharmacologic agents using lymphocytes or other hematopoietic cell subsets as a surrogate tissue; and 3) Interfacing with the cGMP Facility to carry out the preparation of clinical-grade products, such as cancer vaccines, for administration to patients. The services provided include: •• Preparation of peptide-based cancer vaccines; •• IFN-γ ELISPOT and peptide/tetramer analysis; •• Flow cytometry for specific T cell subsets and activation markers; •• mRNA isolation and analysis of gene expression profiling data in the tumor microenvironment; •• ELISA assays for angiogenesis factors; and •• Western blot analysis for specific signal transduction intermediates. Human Tissue Resource Center Scientific Director: Mark Lingen, DDS, PhD Technical Director: Leslie Martin Website: http://pathcore.bsd.uchicago.edu The Human Tissue Resource Center (HTRC) provides investigators a centralized infrastructure to optimize the efficiency and costs related to research involving human biospecimens. The HTRC is comprised of three integrated components: Biospecimen Bank (BSB), Laser Capture Microdissection (LCM), and Pathology Image Analysis (PIA). Currently, the HTRC provides services for the collection of clinically-annotated human tissues and provides collaborative support and services for procuring, processing, dispersing, and assessing all types of biospecimens. 128 UCCRC SCIEN T IFI C R EPO R T 20 0 9 The Services provided include: •• Centralized tissue banking for organ, saliva, urine, blood, plasma, serum, and other tissue derivatives; •• Pathological verification and analysis of tissue samples; •• Consultation and technical support in the construction and analyses of custom tissue microarrays; •• Histological services including routine tissue formalin fixation, processing, paraffin embedding, microtomy, H&E staining, and immunostaining; •• Identification, localization, and microdissection of targeted cell populations (from human and animal tissue sources); •• Extraction of DNA and/or RNA from dissected tissues; and •• Quantitative image analysis of immunohistochemistry on conventional and tissue microarray sections, including tissue scoring, rare event detection, microvascular density counting, ploidy analysis, integrated optical density analysis, and tissue microarray scoring. Integrated Microscopy Facility Scientific Director: Benjamin Glick, PhD Technical Directors: Shirley Bond, MA, Christine Labno, PhD, and Vytas Bindokas, PhD Web Site: http://digital.bsd.uchicago.edu The Integrated Microscopy Facility functions as a supervised, user-based core by providing state-of-the-art microscopy imaging capabilities to investigators through microscopy instrumentation, image analysis tools, and expert training and assistance. The Facility strives to provide high-quality optics and equipment that most labs do not possess, including confocal and state-of-the-art two-photon spectral microscopes. Available techniques provided by the Facility include classic color histological stain imaging, contrast generation in unstained cells, and fluorescence technologies that allow for applications ranging from localization of multiple targets to readouts of biochemical or physiologic parameters in either fixed or living preparations. The services provided include: •• Light microscopes with brightfield and fluorescence optics, including high-end objectives and technologies (color, phase contrast, DIC, multi-parameter fluorescence including multi-ratio imaging and laser-based TIRFM); •• Digital image capture: high-resolution B/W and color CCD cameras, high-sensitivity CCDs, and high-speed EMCCD; •• Confocal microscopy including two-photon spectral systems (highresolution, high- sensitivity, and high-speed image capture); •• Support for live sample maintenance and imaging; Shared Resources •• New product demonstrations and user training on microscopes and software; •• Data analysis, storage, back-up, oversight, and maintenance; and •• Assistance with technique/technology development. Immunohistochemistry Facility Scientific Director: Anthony Montag, MD Technical Director: Terry Shihong Li, MD Website: http://ihccf.uchicago.edu/index.htm The Immunohistochemistry Facility provides support for basic research in cellular structure/function, as well as translational research in clinical applications and molecular medicine. The Facility aims to provide routine histologic and immunohistochemical services in a timely manner using cutting-edge technology and expertise, evaluate and develop new techniques and stains for development, and educate investigators. UCCRC SCIEN T IFI C R EPO R T 20 0 9 129 The services provided include: •• Routine histological services including tissue preparation, processing, sectioning, and H&E staining; •• Specialized tissue sectioning (preparation of 20 serial sections on a single slide); •• Immunohistochemical services including enzymatic amplification methods and detection systems using conventional and fluorescence microscopy; •• Development of staining methods for novel antibodies, including the identification of appropriate post-sectioning fixatives, antigen retrieval methods, buffers, enzymatic pretreatment, and antibody titration; •• Repository of control tissue for investigator use; •• Development of in situ hybridization assays; and •• Technical support for protocols on all aspects of tissue antigen detection. Magnetic Resonance Imaging and Spectroscopy Facility Scientific Director: Brian Roman, PhD and Greg Karczmar, PhD Technical Director: Xiaobing Fan, PhD Web Site: http://mris.bsd.uchicago.edu The Magnetic Resonance Imaging and Spectroscopy (MRIS) Facility provides magnetic resonance imaging for studies of both animal models of cancer and clinical research involving human subjects. The measurements provided include very high resolution anatomic images, images of hemodynamic parameters such as perfusion rate and capillary permeability, imaging tumor oxygenation and changes in oxygenation. In addition, the scanners can provide metabolic measurements with MR spectroscopy and MR spectroscopic imaging. The services provided include: •• Scans of tissues, cells, animal models of cancer, and patients to provide information on, for example, detailed 3D anatomy, blood volume, energy metabolism, changes in tumor oxygenation during therapy, calcium dynamics, and pancreatic function; •• fMRI measurements of brain activation; •• Development and testing of new contrast agents and imaging methods; •• Data analysis and consultation; and •• Veterinary services, including the preparation of animals for MRI experiments, anesthesia and respiration, physiological monitoring, catheter implantation, and tumor implantation. Pharmacology Core Facility Scientific Director: M. Eileen Dolan, PhD Technical Directors: Jacqueline Ramirez, MS and Shannon Delaney, MS Web Site: http://pharmacology.bsd.uchicago.edu The Pharmacology Core Facility evaluates pharmacokinetic, pharmacodynamic, and pharmacogenetic parameters in conjunction with clinical trials. The Facility is comprised of an Analytical Core and a Biochemical Core. The Analytical Core is responsible for assays of various pharmacological targets, the development of pharmacological assays of anti-cancer agents and their metabolites, and the analysis of drug and metabolite concentrations in biological fluids. The Biochemical Core is responsible for the assessment of markers for drug resistance and measurement of drug-metabolizing enzyme activity in human tissue. 130 UCCRC SCIEN T IFI C R EPO R T 20 0 9 The services provided include: •• Analysis of drug levels in biological fluids (whole blood, plasma, urine); •• Sample transportation and storage; •• Plasma and lymphocyte isolation from whole blood; •• DNA and RNA Isolation; and •• Assessment of markers for drug resistance. Scientific Image Reconstruction and Analysis Facility Scientific Director: Robert M. Nishikawa, PhD Technical Director: Chun Wei Chan, MS Website: http://osrf.bsd.uchicago.edu/facilities/svif.html The Scientific Image Reconstruction and Analysis Facility (SIRAF) provides three essential services for medical imaging, including a high performance computer cluster, direct archival capabilities, and software to facilitate the development of databases. The SIRAF allows researchers to have free access to all computers and services and supports image acquisition, construction of databases, reconstruction techniques, image analysis (including computeraided diagnosis), and technology assessment. The Facility supports basic research involving modeling and simulations, applied research involving the development of new image analysis methods, research that requires patient information by aiding in the collection of anonymized data, and the development of grid-based technologies. The services provided include: •• Free-access to a high speed computer system and specialized software packages; •• Centralized archiving for storage of large databases; •• HIPAA-compliant access to patient images and associated medical records stored in the Picture Archive and Communication System (PACS); and •• Access to grid computing. Transgenic Mouse and Embryonic Stem Cell Facility The Transgenic Mouse and Embryonic Stem Cell Facility provides investigators with genetically-manipulated mice through transgenic technology or embryonic stem cell manipulation. The Facility provides a comprehensive set of technical services, has a fully operational gene targeting service and offers an annual course in Mouse Handling and Breeding. In addition, the Facility is in the process of establishing gene construction services. Shared Resources Scientific Director: Kathleen Millen, PhD Technical Director: Linda Degenstein Website: http://transgenic.bsd.uchicago.edu The services provided include: •• Transgenic mouse production from founder through F1 Stage; •• ES cell technology mouse production (e.g., knockouts, knockins, conditional knockouts); •• ES cell line development and gene targeting and culturing; •• Mouse embryonic fibroblast (MEF) cell production and embryo rederivation; •• Various breeding services and genetically engineered mouse model line maintenance; and •• DNA preparation from ES cell lines for the construction of gene targeting constructs. UCCRC SCIEN T IFI C R EPO R T 20 0 9 131 Other Resources and Centers Patient and Community Resources The UCCRC has developed a broad range of resources to provide cancer information to the public. These include the UCCRC website, print publications, the Cancer Resource Center, the Cancer Risk Clinic, the Upper Aerodigestive Malignancies Clinic, and the Community Engagement Centering on Solutions program. Through education, the UCCRC aims to save lives through the prevention and control of cancer, and enhance its clinical trials program through increased public awareness. Website and Print Publications The UCCRC website (http://uccrc.uchicago. The UCCRC also informs the public about edu) features a “For Patients” section that advances in cancer diagnosis and treatment provides general cancer information. The through media outreach and the distribution of public can access numerous links to online various publications. A quarterly newsletter and resources concerning general and specific an annual report are circulated to approximately cancer information, cancer publications, 5,000 patients and friends of the UCCRC. These patient resources and support groups, and publications provide readers with updated UCCRC cancer survivorship. In addition, the UCCRC information on new research developments, website provides a cancer glossary, a calendar patient care services, and active clinical trials. of events for patients and their families, a The UCCRC also sends email publications that current listing of active UCCRC clinical trials, highlight related media articles to UCCRC and designated contacts for patient referrals. members, staff, and donors approximately every The site is integrated with the University of 2 weeks. In addition, a monthly e-mail newsletter Chicago Medical Center website, which provides informs UCCRC members about its latest information on clinical services, appointment developments and activities. (http://www.uchospitals.edu). The UCCRC has completely rewritten the website and has launched a total redesign to make it more user-friendly. The new design will include an expansive section on UCCRC programs for the community and the general public. The UCCRC also works closely with the UCMC’s Office of Media Affairs to discuss news of interest to the media and general public, help respond to media inquiries, and ultimately inform the public of cancer-related activities. This close working relationship has led to an increased focus on cancer-related issues in the media. Approximately 32% of all press releases distributed by the Medical Center in 2008 were directly related to cancer. For Other Resources & Centers services, and a searchable directory of physicians the first five months of 2009, 33% of press releases were related to cancer. UCCRC SCIEN T IFI C R EPO R T 20 0 9 133 Cancer Resource Center The UCCRC offers a unique resource to patients and their families to facilitate their access to counseling and reliable cancerrelated information. The Cancer Resource Center, in existence since 1997, operates in partnership with the American Cancer Society and is currently located in the main lobby of the Duchossois Center for Advanced Medicine outpatient facility. The Center is staffed by a certified health education specialist and a licensed clinical social worker who help patients and their families obtain comprehensive cancer information, including facts about specific types of cancer, education on treatment and pain management, and information about innovative clinical trials and how they can participate. The Center offers support groups for caregivers and patients with breast, head and neck, oral, and lung cancer. A new partnership with Gilda’s Club Chicago also offers patients on-site access to a wide variety of activities, including additional support/networking groups, healing arts and movement workshops, and various educational programs. The Center also offers assistance with financial grant applications and medical insurance, referrals for social and support services (housekeeping, home healthcare, child care, medical equipment, and other support services), and patient navigation services, including transportation to and from cancer-related appointments (travel vouchers, discounted lodging, etc). Outreach activities include meeting with patients in the clinic, coordinating weekly volunteer opportunities, and supplying monthly cancer awareness literature. Outreach and delivery of these special services to cancer patients has increased dramatically over the past several years. In 2008, Cancer Resource Center staff had face-to-face informational meetings with approximately 2,100 patients and provided special services to an additional 2,633 patients (815 new patients, 1,818 return patients). The Center provided transportation assistance for more than 1,000 Chicago Transit Authority rides, gas covering 35,000 miles of travel, and 2,500 hospital parking passes. Additionally, the Center facilitated financial assistance with medications for pain and nausea, nutrition supplies, and home healthcare items. Cancer Risk Clinic The Cancer Risk Clinic, established in 1992 with an initial seed grant from the UCCRC, is a comprehensive cancer risk assessment and prevention program dedicated to helping individuals with a high risk of cancer. The Clinic is directed by Dr. Funmi Olopade, MBBS, and staffed by a team of genetic counselors, a research nurse, a clinical psychologist, a medical geneticist, and a medical oncologist who work with these individuals to provide genetic counseling, education about cancer risk and prevention, and personalized risk reduction strategies. These strategies include systematic monitoring or screening for early detection, implementation of life-style changes including diet and exercise, and the use of cancer prevention procedures or drugs. The clinic records annual visits of more than 450 new patients and has a database of more than 4,000 individuals who were evaluated for inherited susceptibility to different cancers. The clinic also has an active community outreach program, which has led to an increase in the number and diversity of patients evaluated for cancer risk, and thus available for research studies. Resources in the Cancer Risk Clinic have been invaluable to the translational research efforts of investigators both at the University and other collaborating institutions. 134 UCCRC SCIEN T IFI C R EPO R T 20 0 9 Upper Aerodigestive Cancer Risk Clinic The Upper Aerodigestive Cancer Risk Clinic opened in 2007 and is co-directed by Dr. Kyle Hogarth, MD, and Ravi Salgia, MD, PhD. The Clinic offers a multidisciplinary approach to prevent, diagnosis, and treat individuals at high risk for the development or recurrence of cancers of the upper aerodigestive tract, including lung cancer, esophageal cancer, head and neck cancer, mesothelioma, and other rare malignancies. An expert team comprised of specialists in cancer, pulmonary medicine, psychiatry, and substance abuse, work collaboratively with patients to provide individualized care, including cancer screening, early detection services, risk reduction and prevention plans, and comprehensive treatment. Treatments are aimed at preventing or ending high-risk behaviors. These may include counseling and medication to help patients overcome tobacco addiction, counseling and therapy for depression, stress management, and relapse prevention plans. Through the Frances Lederer Aerodigestive Cancer Research Program, researchers are investigating the use of earlier diagnosis methods, including the testing of family members of patients for genetic markers that may indicate high risk. The Clinic is aiming to eventually create risk profiles that will facilitate the design of individualized prevention and improved screening plans for at-risk patients. Community Lectures. The UCCRC has developed an ongoing community lecture series to provide members, nurses, and social workers with forums to educate the public and address concerns regarding lung cancer. Sponsored by the UCCRC, the Hematology/Oncology Thoracic Oncology Research Program, and the Respiratory Health Association of Metropolitan Chicago, this lecture series has been held annually every November since 2006. The lectures focus on lung cancer diagnosis, patient resources, treatments, and research. A new lung cancer networking group was established in response to the lecture series. The group meets once per month to enable lung cancer patients, as well as their family members and friends, to share their experiences and information. Community Engagement Centering on Solutions The Community Engagement Centering on Solutions (CECOS) Program was developed by the UCCRC in 2007 to expand its community outreach. The program represents a comprehensive effort to enhance public awareness of cancer prevention, early cancer detection and control, and the role of genetics in cancer. Led by Rick Kittles, PhD, the Associate Director for Diversity and Community Relations at the UCCRC, the program develops collaborative partnerships with the surrounding community and its leaders to promote health and prevent disease. Specifically, CECOS develops sustained relationships between Chicago’s Southside community and the UCCRC to increase local awareness of the latest advances in cancer research, provide information related to cancer issues and treatment options, and communicate the benefits of participating in cancer clinical trials and other UCCRC research studies. The program seeks to increase the participation of underserved communities in these studies through education. To accomplish these goals, CECOS provides a central source of information for all UCCRC community-focused programming, including health, educational, volunteerism, and service programming; engages faculty and staff in conducting cancer research in the community; trains UCCRC members in the relevance of biomedical research and enables the development of skills required to disseminate this knowledge to the community; and helps community members share ideas about cancer and address fears pertaining to clinical trials. CECOS also organizes workshops and conferences within the Southside community to disseminate information on cancer advances, clinical trials, research trends, and the value and perspectives between the community and the UCCRC that will translate into sound, culturally-appropriate, and relevant research. UCCRC SCIEN T IFI C R EPO R T 20 0 9 Other Resources & Centers of understanding family history in assessing cancer risk. These activities ensure a meaningful bidirectional exchange of ideas 135 CECOS has successfully developed and delivered one successful healthcare initiative per quarter in the Southside community since its inception. Initiatives in 2008 included the Brother to Brother: Breaking the Barriers to Good Health workshop for discussing men’s health and related cancer issues, the Save Our Sister: Sharing Strategies for Survival workshop for raising awareness of breast cancer rates among the African American community, the Lungs for Life: Facing the Challenge of Lung Cancer Together workshop for disseminating information on lung cancer risk reduction, and the Annual Nutrition Knowledge Bowl, a competition involving students from six Chicago-area high schools designed to raise awareness of nutrition and its role in preventing cancer. A video on the Nutrition Bowl was aired on CATV in June 2009. High-school participants in this program are continuing to help CECOS spread the word about the importance of healthy eating as Nutrition Bowl Ambassadors. In 2009, CECOS organized the Our Daughters, Our Duty: The Facts about HPV and Cancer, a town hall meeting to discuss how community members can protect themselves and their families from cervical cancer. The program has also developed unique partnerships with Chicago Public Schools, Kennedy-King College, and the other City Colleges of Chicago. In response to public demand, many of CECOS’s efforts focus on the relationship between cancer and poor nutrition. An example of these activities is the partnership with the Bronzeville Farmers’ Market. Every Sunday throughout the summer of 2008, CECOS members staffed a tent at the market to distribute informational material on cancer and nutrition. In the spring of 2009, CECOS launched a new initiative to provide nutrition tours at local grocers. The team provided on-site nutritional information and led a tour through Farmers Best Market, the only African American-owned supermarket in Illinois. In May of 2009, CECOS held a focus group with school teachers involved in the Nutrition Bowl to facilitate the improved design and expansion of future nutritional events, including the 2009 Nutrition Bowl (to be held in the winter). In addition to the activities offered by the Cancer Resource Center and CECOS, the UCCRC, UCMC Office of Community Affairs, and the Center of Interdisciplinary Health Disparities Research (CIHDR; see Highlights – Research Initiatives for details) have built positive relationships with political leaders, churches, community organizations, support groups, and other hospitals in order to develop and participate in community events. Community outreach programs and initiatives include the Smoking Cessation Program (C-STOP); a Community Fitness Program that addresses various health topics; monthly educational sessions held downtown at the Whole Foods grocery store on various topics; community workshops and forums offering cancer risk assessments, osteoporosis screenings, self breast exam demonstrations, smoking cessation classes, and nutrition information; and public education and lecture series. 136 UCCRC SCIEN T IFI C R EPO R T 20 0 9 Education UCCRC members participate in a variety of training programs and educational opportunities. Unique departmental committees are responsible for graduate and post-graduate training in a variety of disciplines related cancer, including the Cancer Biology; Clinical Pharmacology and Pharmacogenomics; Genetics, Genomics, & Systems Biology; Immunology; Molecular Biology; Medical Physics; and Molecular Metabolism and Nutrition Committees. Many UCCRC members are involved in one or more of these training programs, many of which are supported by NIH training grants. The UCCRC also offers fellowship training programs in Surgical Oncology, Radiation Oncology, and Pediatric Oncology. All UCCRC members participate in a variety of seminar series, journal clubs, and program and departmental retreats, which are instrumental in fostering a variety of inter- and intrapro grammatic research collaborations. Committee on Cancer Biology The Committee on Cancer Biology administers a multidisciplinary graduate training program to bestow a PhD in Cancer Biology. The Committee is directed by Geoffrey Greene, PhD, and supported by a training grant from the NCI. The program has a full curriculum and focuses on several areas of cancer biology, including apoptosis, cancer cytogenetics, cell cycle, chromosome damage/repair, drug resistance, hormone action, metastatic progression, cell signaling, and tumor biology/ immunology. The Committee facilitates the exchange of information and ideas, and fosters interactions between basic, translational, and clinical researchers. Committee on Clinical Pharmacology and Pharmacogenomics The Committee on Clinical Pharmacology and Pharmacogenomics administers a 2-year post-graduate training program, accredited by the American Board of Clinical Pharmacology and supported by an NIH training grant, for MDs, PhDs and PharmDs. The Committee is led by Dr. Mark Ratain and consists of faculty from various departments. The goal of the program is to train individuals in various subspecialties of clinical pharmacology, including principles of therapeutics, molecular pharmacology, and pharmacogenomics. The program offers training through various didactic exercises, seminars, and research projects. Committee on Medical Physics The Committee on Medical Physics offers research training leading to a MS or PhD degree. The program, led by Dr. Maryellen Giger and supported by an interdisciplinary NIH training grant, applies the principles of the physical sciences to biomedicine. The Committee includes members of the UCCRC Advanced Imaging Program and faculty from the Departments of Radiology, and Radiation and Cellular Oncology. Areas of focus include, for example, diagnostic radiography, magnetic resonance imaging and spectroscopy, computer-aided diagnosis and quantitative image analysis, electron paramagnetic resonance imaging, nuclear medicine imaging, and computer applications in radiation therapy. The Committee on GGSB offers a PhD program that combines training in modern genetic analysis with genetic-based methods for investigating clinical and basic science questions in the context of physiological, developmental, and evolutionary systems. The program, under the leadership of Douglas Bishop, PhD, is supported by an NIH training grant and consists of faculty from Other Resources & Centers Committee on Genetics, Genomics, & Systems Biology (GGSB) 16 different departments and represents a broad interdisciplinary approach to teaching and research. Strengths of the program include gene expression and developmental genetics, chromosome organization and behavior, population and evolutionary genetics, and genetics of human disease with an emphasis on genetic alterations in cancer. UCCRC SCIEN T IFI C R EPO R T 20 0 9 137 Committee on Immunology The Committee on Immunology provides multidisciplinary training towards a PhD degree in fundamental immunology and approaches to understanding immunological diseases. The program has been continuously-funded by NIH training grants for over 30 years and represents one of the oldest and most prestigious immunology programs in the country. The Committee, under the direction of Harinder Singh, PhD, integrates the basic biological sciences with the clinical sciences to effectively develop new approaches for the diagnosis and treatment of various immune diseases and cancer. Areas of basic and applied immunology research include autoimmunity; hematopoiesis, lymphoid and myeloid development; T-cell differentiation; signal transduction in lymphoid development and activation; and tumor immunity. Committee on Molecular Metabolism and Nutrition (CMMN) The Committee on MMN is an interactive research program, supported by an NIH training grant, that offers interdisciplinary doctoral training in the molecular basis of biological processes related to nutritional status, metabolic homeostasis, and human disease. Led by Chistopher Rhodes, PhD, the program focuses on metabolism and metabolic diseases including, for example, diabetes and obesity, using biochemical, clinical, physiological, cell, and molecular biological approaches. The Committee works closely with the Digestive Disease Research Core Center and Kovler Diabetes Center at the University of Chicago. Department of Health Studies The Department of Health Studies, chaired by Ronald Thisted, PhD, is a cross-disciplinary program that studies the environmental and organizational factors that influence the health of human populations through biostatistics, epidemiology, and health services research. The Department offers a Masters of Science in Health Studies for Clinical Professionals (MSCP), and a certificate program, the Clinical Research Training Program (CRTP). The MSCP is a course of study designed for the enhancement of doctoral-level individuals in the theory, methods, and concepts of biostatistics, epidemiology, and health services research needed to design and carry out clinical and epidemiologic research studies. The CRTP, a NIHsupported program designed for clinicians or clinical researchers, offers formal training opportunities in areas relevant to the design, implementation, and analysis of clinical research. In addition, the Department offers a PhD program in biostatistics, epidemiology, and health services research based on a core curriculum in population-based health research. MacLean Center for Clinical Medical Ethics The MacLean Center for Clinical Medical Ethics is recognized as a leading program in the country for research and training in medical ethics. The Center is directed by Mark Siegler, MD, and consists of several UCCRC members as well as faculty in medicine, law, business, public policy, and social sciences. Established in 1984 with support from the family of Dorothy J. MacLean, the Center offers both a 2-year Masters Degree and a one-year part-time fellowship program. The Masters Degree program provides a health services research curriculum and is intended for physicians interested in pursuing an academic career with a focus on health policy and clinical medical ethics. The one-year, part-time fellowship program offers clinicians, not necessarily pursuing academic medicine, training in medical ethics. 138 UCCRC SCIEN T IFI C R EPO R T 20 0 9 Graham School of General Studies The University of Chicago Graham School of General Studies offers a Clinical Trials Management Certificate Program. This post-baccalaureate program provides comprehensive training required to initiate clinical research, apply effective monitoring methods, prepare reports, and understand regulations and good clinical practices. All staff in the Cancer Clinical Trials Office have completed this training program, which consists of courses in clinical practices, the drug development process, statistical concepts for clinical research, and clinical site management and monitoring. Training Grants UCCRC members are principal investigators of 12 NIH T32 training programs in basic and clinical research that foster and enhance interdisciplinary interactions. These training programs cover diverse areas of cancer-related research, such as cancer biology, immunology, molecular biology, genetics, medical oncology, clinical therapeutics, medical physics, and addictions research. Cancer- Relevant Training Grants PI Grant # Title 5-T32-AI07090 Interdisciplinary Training Program in Immunology Eugene Chang 5-T32-DK07074 Research Training in Digestive Diseases and Nutrition Maryellen L. Giger 5-T32-EB02103 Research Training in Medical Physics Benjamin Glick 5-T32-GM07183 Molecular and Cellular Biology Training Grant Geoffrey Greene 5-T32-CA09594 Graduate Training Program in Cancer Biology Elizabeth M. McNally 5-T32-HL07381 Cardiovascular Sciences Training Grant David Meltzer 5-T32-AG23496 MD/PhD Program in Medicine, Social Sciences, and Aging Olufunmilayo Olopade 5-T32-CA09566 Basic Medical Research Training in Medical Oncology Mark J. Ratain 5-T32-GM07019 Clinical Therapeutics Nancy B. Schwartz 5-T32-HD07009 Graduate Training in Growth and Development Julian Solway 5-T32-HL07605 Research Training in Respiratory Biology Paul Vezina 5-T32-DA07255 Neuropsychopharmacology Training in Drug Abuse Research Other Resources & Centers Albert Bendelac UCCRC SCIEN T IFI C R EPO R T 20 0 9 139 The University of Chicago Medical Center The University of Chicago Medical Center has been at the forefront of medicine since 1927. The Medical Center occupies over 30 buildings, which house all hospital and clinical areas of the campus as well as teaching and research space. The primary clinical facilities of the UCCRC include the Bernard A. Mitchell Hospital, the Comer Children’s Hospital, and the outpatient clinics in the Duchossois Center for Advanced Medicine (DCAM). Bernard A. Mitchell Hospital The Bernard A. Mitchell Hospital is the primary adult inpatient facility, which includes the emergency department and the Arthur Rubloff Intensive Care Tower. More than 60 beds are dedicated to adult medical oncology. Patients who participate in clinical pharmacology studies and require hospitalization are placed in the General Clinical Research Center (GCRC), an NIH-funded facility with dedicated skilled nursing and research staff for clinical research. The facility provides more than 4,000 square feet of space for specialized research and patient care (8-bed inpatient and 3-bed outpatient units). Additional GCRC resources include a dedicated metabolic kitchen, nutrition unit, and a core laboratory facility offering a variety of services such as rapid routine assays and sample processing. Comer Children’s Hospital The Comer Children’s Hospital, which opened in 2005, is a tertiary care teaching facility dedicated to treating childhood diseases through patient education, care, and research. The state-of-the-are facility provides 242,000 sq ft of space with a capacity of more than 150 beds, 25% of which are dedicated to the treatment of children and adolescents with cancer. The facility also includes one of the country’s largest and most advanced pediatric intensive-care units equipped to treat children with multiple traumas and complex medical problems. Duchossois Center for Advanced Medicine The UCCRC’s outpatient facilities are located in the state-of-the-art DCAM facility, which brings together most of the Medical Center’s diagnostic and outpatient treatment services. The 550,000 sq ft facility houses outpatient clinics for medical oncology, gynecological oncology, and radiation oncology. Resources include modern radiation therapy facilities, contemporary chemotherapy infusion suites, and an apheresis unit. The multidisciplinary Breast Center provides mammography services, examination and consulting rooms, patient information, and cancer risk assessment in a single location to serve patients with breast cancer and their families. New Hospital Pavilion The UCMC has made significant commitments to replacing clinical care and clinical research space with state-of-the art facilities. In addition to the opening of the Comer Children’s Hospital and Center for Children and Specialty Care in 2005 and 2006, construction of the New Hospital Pavilion began in 2009. The Pavilion will be a 400,000 sq ft, $700 million facility that will provide complex specialty care, with a focus on cancer and advanced surgery. Completion of the facility is planned for 2012. 140 UCCRC SCIEN T IFI C R EPO R T 20 0 9 Dedicated Research Facilities Ellen and Melvin Gordon Center for Integrative Science (GCIS) The GCIS is a 430,000 sq ft building that houses 20 members of the UCCRC in stateof-the-art modular laboratories. The seven-story building, which opened in 2005, represents one of the few collaborative research facilities in the nation that bridges physical and biological sciences under one roof. The GCIS houses the Ben May Department for Cancer Research, the Howard Hughes Medical Institute, the Institute for Biohpysical Dynamics, the Department of Biochemistry and Molecular Biology, and select laboratories of the Physical Sciences Division. Gwen and Jules Knapp Center for Biomedical Discovery The UCCRC is experiencing a significant expansion in facilities. Construction of the Knapp Center for Biomedical Discovery (KCBD) has been completed with occupancy occurring during June of 2009. The 12 story KCBD provides an additional 330,000 sq ft of research space and houses ~50 UCCRC researchers. The facility includes a state-of-the-art vivarium; dedicated core facility space for the Genomics, Transgenic Mouse/ES Cell, and Integrated Microscopy Facilities; and will houses research programs from the Departments of Medicine (Section of Hematology and Oncology) and Pediatrics (Section of Pediatric Hematology and Oncology), the UCCRC, the Ludwig Center for Metastasis Research, and the Institute for Genomics and Systems Biology. The UCCRC has 22,000 sq ft, allowing for the recruitment of up to 8 new faculty members. The KCBD is connected to the adjacent GCIS and Knapp Center for Molecular Medicine by pedestrian bridges. Upon full occupancy of the KCBD, over 75 UCCRC researchers (more than 80% of all UCCRC laboratory researchers) will be located in three inter-connected, state-of-the-art facilities. This configuration will foster more extensive Other Resources & Centers interactions between researchers and enable the UCCRC to achieve strategic programmatic growth. UCCRC SCIEN T IFI C R EPO R T 20 0 9 141 Highlights The Gwen and Jules Knapp Center for Biomedical Discovery, a new UCCRC research facility. Research Initiatives Breast Cancer Specialized Program of Research Excellence (SPORE) The Breast Cancer SPORE program brings together a multidisciplinary team of basic, clinical, and population science investigators to perform innovative research using a global strategy to reduce the pain and suffering from breast cancer. Awarded by the National Cancer Institute, the program is one of only 11 Breast SPOREs in the the United States. The investigators represent three UCCRC Programs, including the the Cancer Risk and Prevention, Advanced Imaging, and Clinical and Experimental Therapeutics Programs. The Breast Cancer SPORE is an integrated program that translates recent advances in genetics to benefit women who are at risk of developing an aggressive form of breast cancer, which disproportionately affects African American women at a young age. The Breast Cancer SPORE is led by Dr. Fumni Olopade (Cancer Risk and Prevention Program), along with co-leaders Drs. Gini Fleming (Clinical and Experimental Therapeutics Program), and Maryellen Giger (Advanced Imaging Program), and involves researchers in genetics, bioinformatics, molecular biology, biophysics, and structural biology. The UCCRC integrates these researchers with those in clinical disciplines, including epidemiology, medical oncology, surgical oncology, and radiation oncology, to facilitate the translation of scientific advances to patients. The SPORE consists of four translational research projects, each co-led by basic and applied investigators from the UCCRC. Project 1 aims to develop mammography and MRI image-based markers, to assess breast density, for use alone or in combination with other biomarkers to quantify breast cancer risk and monitor therapeutic response. In Project 2, researchers are examining whether MR imaging with improved spectral, temporal, and spatial sampling leads to improved detection of early breast cancer. Project 3 aims to determine whether variations in genes involved in hormone and xenobiotic metabolism influence breast cancer risk. Finally, Project 4 aims to identify population-specific genetic variants that influence toxicity to breast cancer chemotherapy. These projects are supported by an Analytic and Informatics Core; Biospecimen, Pathology and Genotyping Core; and an Administration Core. These Core Facilities were built on the unique strengths of the existing UCCRCsupported Cores. Breast Cancer SPORE Projects and Leaders Basic Scientist Applied Scientist(s) 1) Imaging-based determination of breast cancer risk Maryellen Giger (Advanced Imaging Program) Gillian Newstead, (Advanced Imaging Program) 2) Specificity of MRI with optimal temporal, spatial, and spectral sampling in early breast cancer Gregory Karczmar (Advanced Imaging Program) 3) Variation in hormone and xenobiotic metabolizing enzyme genes and breast cancer Anna Di Rienzo (Cancer Risk and Prevention Program) Olufunmilayo Olopade (Cancer Risk and Prevention Program) 4) Identifying population specific variants important in toxicity to breast cancer therapy M. Eileen Dolan (Clinical and Experimental Therapeutics Program) Mark Ratain (Clinical and Experimental Therapeutics Program) Gillian Newstead (Advanced Imaging Program) Nora Jaskowiak (Cancer Risk and Prevention Program) UCCRC SCIEN T IFI C R EPO R T 20 0 9 Highlights Project 143 Leukemia and Lymphoma Society Specialized Center of Research Grant (SCOR) The SCOR focuses on the development of peptides and small molecules therapeutics for hematological malignancies. Awarded by the Leukemia and Lymphoma Society, this initiative specifically aims to develop a comprehensive multidisciplinary program that will provide a platform for the identification and testing of novel cell-permeable peptides and small molecules for the treatment of hematological malignancies. Development of the SCOR grant was supported by Pilot Project funding from the UCCRC. The SCOR represents a collaboration among three institutions and is led by Michael Thirman, MD (Molecular Genetics and Hematopoiesis Program). The central theme of the SCOR program is a common therapeutic strategy based on the targeting of protein-protein interactions in leukemia and lymphoma, rather than focusing on a single disease entity. The program brings together a large group of scientists to form a highly interactive group of chemists, molecular biologists, and clinicians who might not otherwise have the opportunity to work together in a translational research program in leukemia and lymphoma. Specifically, the program encompasses a collaborative effort involving eleven University of Chicago senior researchers as well as two project leaders from two other NCI-designated Cancer Centers. Each project within the SCOR incorporates the use of cell permeable peptides and small molecules as part of an integrated program to develop and optimize a novel therapeutic platform for hematologic malignancies. The associated cores have formed an integral part of the SCOR and have provided valuable reagents and expertise for each of the projects. SCOR Projects and Leaders Project Leader 1) Targeting Transducible Anticancer Peptide Therapeutics to Kill Tumor Cells In Vivo Steven Dowdy (University of California-San Diego) 2) Peptide and Small Molecule Therapeutics for MLL-Associated Leukemia Michael Thirman (UCCRC - Molecular Genetics and Hematopoiesis Program) 3) Specific Anti-BCL-6 Targeted Transcription Therapy for B-Cell Lymphomas Ari Melnick (Cornell University) Core A)Peptide Therapeutics Leader(s) Steve Kron and Piers Nash (UCCRC - Cell Signaling and Gene Regulation Program) Steven Dowdy (University of California-San Diego) 144 B)Small Molecule Therapeutics Geoffrey Greene and Milan Mrksich (UCCRC - Cell Signaling and Gene Regulation Program) C)Patient Demographics and Cell Bank Michelle Le Beau and Richard Larson (Molecular Genetics and Hematopoiesis Program) D)Hematopathology John Anastasi (Molecular Genetics and Hematopoiesis Program) E) Clinical Trials and Minimal Residual Disease Monitoring Wendy Stock (Molecular Genetics and Hematopoiesis Program) F) Stem Cell Processing and Purging Koen van Besien and Amittha Wickrema (Molecular Genetics and Hematopoiesis Program) UCCRC SCIEN T IFI C R EPO R T 20 0 9 Center for Interdisciplinary Health Disparities Research (CIHDR) In 2003, the UCCRC was awarded one of eight Center grants by the National Institutes of Health/National Cancer Institute to study health disparities. The CIDHR, based at the University of Chicago’s Institute for Mind and Biology, was established to understand population health and health disparities to eliminate group differences in health using a multi-level approach. Over the past five years, the CIHDR has focused its efforts on understanding population differences in the incidence and nature of breast cancer among Black and White women. Black women in the United States and West Africa develop breast cancers that occur at a younger age and are more aggressive and lethal than those experienced by White women of Northern European ancestry. In conjunction with these studies, the Center is also examining the occurrence of breast cancer in Nigerian women through research conducted at the University of Ibadan. The overall goal is to increase our understanding of the social, behavioral, and biological factors that influence health disparities so that appropriate measures may be taken to eliminate such disparities. The CIHDR is directed by Sarah Gehlert, PhD, the Associate Dean for Research in the School of Social Service Administration, and co-directed by Martha McClintock, PhD, the David Lee Shillinglaw Distinguised Service Professor in Psychology (both members of the Cancer Risk and Prevention Program). The Center draws on the diverse talents of social workers, psychologists, physicians, and molecular geneticists to explore the causes of breast cancer in African-American women by examining both medical and environmental factors. The specific aims of the Center are to bring together scientists and community members who are vulnerable to adverse health conditions to inform them of the Center’s agenda, which are to 1.) foster health disparities research from multiple levels of analysis through shared conceptual frameworks that integrate discipline-specific theories and methods; 2.) increase interest in health disparities among scientists, students, and community members; 3.) develop appropriate methods for the comprehensive analysis of environmental, psychological, and genetic factors among vulnerable populations; 4.) increase existing knowledge on social, behavioral, and biological factors that influence health disparities; and finally, 5.) disseminate these findings to vulnerable populations, community organizations, and scientific researchers. The Center is supported by the Human Tissue Resource Center Core, and is conducting research in four separate projects to achieve these aims. CIHDR Projects and Leaders Leader 1) Comparison of gene regulation in mammary tumors and ovarian function between socially isolated and group-living rats Martha McClintock (Cancer Risk and Prevention Program) 2) Molecular characterization of primary breast tumors from Nigerian and Chicago Southside women to determine if alterations in BRCA1 contribute to breast cancer in younger Black women; exploration of McClintock’s model in primary tumors Olufunmilayo Olopade (Cancer Risk and Prevention Program) 3) Examination of culture-specific views of breast cancer and treatment; testing of McClintock’s model in community volunteers (using community, living, social, behavioral, biological, and health outcomes factors) Sarah Gehlert (Cancer Risk and Prevention Program) 4) Examination of mammary tumor growth rate, response to chemotherapy, and chemoprevention in animal models Suzanne Conzen (Cell Signaling and Gene Regulation Program) UCCRC SCIEN T IFI C R EPO R T 20 0 9 Highlights Project 145 Institute for Genomics and Systems Biology (IGSB) The IGSB was established to further the advancement of technology development for genome analysis and accelerate the transition of basic discoveries in genome science into translational and clinical research. The Institute, which reflects the collaborative nature between the University of Chicago and Argonne National Laboratory, focuses on genomics and systems biology approaches to understand genome function evolution, uncover new diagnostic and therapeutic targets, and discover new strategies for complex human diseases with a major focus on cancer. The IGSB is organized into ten areas of investigation, including proteomics and structural genomics, computational biology and informatics, microbial systems biology, evolutionary genomics and systems, biological engineering and technology development, cellular and genomic networks, chemical genomics, cancer, population genomics and complex diseases, and clinical genomics. The Institute is directed by Kevin White, PhD, (Cell Signaling and Gene Regulation Program) and draws on the expertise of investigators from Argonne National Laboratory and more than twenty different departments in the Biological Sciences and Physical Sciences Divisions at the University of Chicago. More than 70 researchers, many of which are members of the UCCRC, are performing research on complex biological systems from a wide variety of experimental, computational, and theoretical approaches. Current research initiatives include breast cancer, metabolic diseases and diabetes, and inflammatory bowel disease. The IGSB has established two core facilities to support its research, including the Cellular Screening Center (CSC), for high-throughput RNAi and chemical genetic screening, and the High-Throughput Genome Analysis Core (HGAC), which features resources for ultra-high-throughput sequencing and microarray processing. The IGSB is also establishing a Proteomics Core for high-throughput cloning and protein production facilities for antibody generation. IGSB Initiatives and Leaders Initiative Leader Kevin White 1) Breast Cancer – Assessment of the role of specific genes in breast cancer; rapid identification of novel drug targets; screening of chemical (Cell Signaling and Gene Regulation Program) and Ruby Dhar libraries to develop improved, targeted therapies 146 2) Metabolic Diseases and Diabetes – Discovery of genomic variation and expression patterns for evaluating potential outcomes of drug therapy; drug and genome screening of insulin-secreting cells for identifying therapies that promote insulin production Mark Ratain (Clinical and Experimental Therapeutics Program) 3) Inflammatory Bowel Disease – Determination of the relationship between specific bacteria and inflammatory bowel disease Eugene Chang (Cancer Risk and Prevention Program) UCCRC SCIEN T IFI C R EPO R T 20 0 9 Ludwig Center for Metastasis Research The Ludwig Center for Metastasis Research, which is affiliated with the UCCRC, aims to further our understanding of metastasis and translate laboratory concepts into novel therapeutics for the prevention and treatment of metastasis. Established in 2006 by an endowment from the Ludwig Fund (providing $2.5 million per year), the Center will be housed in the Gwen and Jules Knapp Center for Biomedical Discovery. The Center is led by Ralph Weichselbaum, MD, the Chairman of the Department of Radiation & Cellular Oncology (Clinical and Experimental Therapeutics Program) and Geoffrey Greene, PhD, the Vice Chair of The Ben May Department for Cancer Research and the Associate Director Basic Sciences for the UCCRC (Cell Signaling and Gene Regulation Program). Researchers from various disciplines, including molecular and cell biology, bioinformatics, chemistry, genetics, imaging, and medicine collaborate to dissect the basic mechanisms of metastasis using sophisticated, stateof-the-art approaches. The Center is pursuing three specific research aims, initially targeting metastasis of breast and prostate cancers. Ludwig Center Aims Aims Description For imaging and killing tumor cells expressing the estrogen or androgen receptor (targeted against cancers of the breast, prostate, ovary, and lung) 2) Development of novel receptortargeted nanoparticle reagents For selective and precise imaging and delivery of therapeutics to tumor cells expressing the estrogen or androgen receptor (targeted against a wide array of cancers) 3) Identification and development of novel small molecules For the sensitization of tumors, independent of hormone receptor status, to ionizing radiation or chemotherapy (targeted against cancers of the breast, head and neck, lung, ovary, and prostate) Highlights 1) Development of radiolabeled steroid receptor modulators UCCRC SCIEN T IFI C R EPO R T 20 0 9 147 Systems Biology Approach for the Study of Therapy-Related Acute Myeloid Leukemia (t-AML) In early 2009, the Cancer Research Foundation (CRF) provided the University of Chicago with generous funding to catalyze a multidisciplinary systems biology and genomics approach to study t-AML. An interdisciplinary team of scientists has been assembled to use a comprehensive approach to identify individuals at risk for developing t-AML, identify genetic susceptibility factors that are involved, and design effective prevention and treatment strategies for this disease. Therapyrelated acute myeloid leukemia is a direct result of mutational events that are induced by chemotherapy or radiotherapy used in the treatment of primary malignancies, such as breast and colon cancer. Approximately 8-10% of all patients treated for cancer will develop the disease, an average of 5 years after receiving treatment, and have a median survival of 8 months. Patients who have received immunosuppressive agents for organ transplantation and the elderly are also at risk for developing t-AML and AML. Members of the interactive team, led by Michelle Le Beau, PhD, Director of the UCCRC and Cancer Cytogenetics Laboratory, represent the UCCRC and the IGSB. The team has extensive research expertise in clinical oncology, hematopathology, genetics, genomics, systems biology, computational modeling of molecular networks, and hematopoiesis. Using a systems approach, these investigators will integrate six research projects involving high-throughput screening, stem cell biology, pharmacogenetics, clinical trial design, and computation to understand the basic biology of t-AML. Taken together, these projects will help researchers identify the molecular basis of the disease and lead to improved therapies, earlier detection, and prevention strategies. t-AML Projects and Leaders Project 148 Team 1) Identifying the genetic signature of therapy-related leukemias Ken Onel, Michelle Le Beau, and Richard Larson (Molecular Genetics and Hematopoiesis Program); Kevin White (Cell Signaling and Gene Regulation Program); Yves Lussier (Clinical and Experimental Therapeutics Program) 2) Understanding the leukemia stem cell John Cunningham, Michelle Le Beau, and Harinder Singh (Molecular Genetics and Hematopoiesis Program); Kevin White; Yves Lussier 3) Pharmacogenetics – predicting response to therapy Ken Onel and Sandeep Gurbuxani (Molecular Genetics and Hematopoiesis Program); M. Eileen Dolan (Clinical and Experimental Therapeutics Program); Yves Lussier 4) Using the leukemia stem cell to model disease Harinder Singh, John Cunningham, Michelle Le Beau, Yves Lussier 5) Targeted clinical trials Richard Larson, Lucy Godley, Wendy Stock, and Olatoyosi Odenike (Molecular Genetics and Hematopoiesis Program); M. Eileen Dolan; Rong Huang 6) Computational biology – creating an atlas of therapies Yves Lussier with all team members UCCRC SCIEN T IFI C R EPO R T 20 0 9 Selected Awards and Honors Cell Signaling and Gene Regulation Program Edwin Ferguson, PhD, Associate Professor of Molecular Genetics and Cell Biology, was the recipient of the University of Chicago 2009 Llewellyn John and Harriet Manchester Quantrell Award for Excellence in Undergraduate Teaching. Hue Luu, MD, Assistant Professor of Surgery, was the recipient of the 2009 Career Development Fellowship Award from the Orthopaedic Research Society. Elizabeth McNally, MD, PhD, Professor of Medicine, was elected Vice President of the American Society for Clinical Investigation (ASCI) in 2009. Kevin White, PhD, Professor of Human Genetics, was named by Crain’s Chicago Business as one of its “40 Under 40” in 2008, which recognizes the area’s up-and-comers. Dr. White was the only recipient from an academic setting. Molecular Genetics and Hematopoiesis Program Kenneth Cohen, MD, Assistant Professor of Medicine, was the recipient of the 2009 Cancer Research Foundation Young Investigator Award. Barbara Kee, PhD, Associate Professor of Pathology, was the co-editor with Dr. Amittha Wickrema of the book entitled, Molecular Basis of Hematopoiesis (2009). Richard Larson, MD, Professor of Medicine, served as a Councilor for the 2009 American Society of Hematology Executive Committee. Dr. Larson was also the Co-Chair of the 2009 Organizing Committee for Global Opinion Leader Summit on CML in Paris, France and a member of the 2009 Organizing Committee for Benzene (Health Effects and Mechanisms of Bone Marrow Toxicity) at the Technical University of Munich, Germany. Michelle Le Beau, PhD, Professor of Medicine, was elected to the Board of Directors of the American Association of Cancer Institutes and received the American Cancer Society Distinguished Service Award in 2008. Dr. Le Beau was also selected to give the 2008 Distinguished Lectureship for the Lurie Comprehensive Cancer Center of Northwestern University. Olatoyosi Odenike, MD, Assistant Professor of Medicine, is a member of the International Working Group for Myelofibrosis Research and Treatment. Dr. Odenike is also a 2009 member of the American Society of Clinical Oncology (ASCO) Scientific Program Committee for the Leukemia, Myelodysplasia, and Transplantation Track and will serve as the Track Leader in 2010. Janet Rowley, MD, Professor of Medicine has received many of the nation’s most prestigious awards, and 2009 was an extraordinary year for awards. President Barack Obama awarded her with the Presidential Medal of Freedom, the nation’s highest civilian honor. (In 1998, President Bill Clinton presented the National Medal of Science, the nation’s highest scientific honor, to Dr. Rowley.) She also received the 2009 Genetic Prize of the Peter and Patricia Gruber Foundation and the 2009 Association of American Cancer Institute’s distinguished Scientist Award. She was one of only six research scientists invited by President Barack Obama to the signing of the executive order to lift the ban on embryonic stem cell research in 2009. Amittha Wickrema, PhD, Associate Professor of Medicine, was the co-editor with Dr. Barbara Kee of Molecular Basis of Highlights Hematopoiesis (2009). UCCRC SCIEN T IFI C R EPO R T 20 0 9 149 Immunology and Cancer Program Maria-Luisa Alegre, MD, PhD, Associate Professor of Medicine, received the Leif B. Sorenson Faculty Research Award from the University of Chicago Department of Medicine in 2008. Dr. Alegre was also elected to the Board of Directors for the Autumn Immunology Conference as a Liaison to Academia and member of the Basic Science Advisory Committee for the American Society of Transplantation in 2009. Albert Bendelac, MD, PhD, Professor of Pathology, was named the University of Chicago A.N. Pritzker Professor in Pathologyin 2008. Thomas Gajewski, MD, PhD, Associate Professor of Pathology, was elected the incoming President (2010-2012) of the International Society for the Biologic Therapy of Cancer (iSBTc), the major translational cancer immunotherapy society. Vu Nguyen, MD, Assistant Professor of Medicine, received the Cancer Research Foundation Young Investigator Award in 2008, and was the recipient of the Damon Runyon Clinical Investigator Award and the American Society for Blood and Marrow Society New Investigator Award in 2009. Jian Zhang, MD, Assistant Professor of Medicine, was the recipient of the Career Investigator Award from the American Lung Association in 2008. Clinical and Experimental Therapeutics Program Ezra Cohen, MD, Assistant Professor of Medicine, was a member of the Scientific Committee for the 7th International Conference on Head and Neck Cancer. He is also a member of the Investigational Drug Steering Committee PI3K/Akt/ mTOR (PAM) Task Force (2008), International Thyroid Oncology Group (2009), and American Society of Clinical Oncology Scientific Program Committee (2009). Dr. Cohen also served as a panelist at the 2009 Workshop on Oral Cancer Screening, hosted by the American Dental Association’s Council on Scientific Affairs. Mark Ferguson, MD, Professor of Surgery, was elected President of the International Society of Diseases of the Esophagus in 2008 and appointed to the Board of Directors for the Cardiothoracic Surgery Network (CTSNet) in 2009. Alessandro Fichera, MD, Assistant Professor of Surgery, was nominated President of the Chicago Society of Colon and Rectal Surgeons in 2008 and elected into the Society of University Surgeons in 2009. Philip Hoffman, MD, Professor of Medicine, was named the 2009 Faculty Honoree by the University of Chicago Pritzker School of Medicine class of 2009. Edwin Kaplan, MD, Professor of Surgery, received the Oliver Cope Meritorious Achievement Award in 2009 from the American Association of Endocrine Surgeons (AAES) for his contributions in the field of endocrine surgery as an investigator, teacher, and clinical surgeon. This honor has only been awarded five prior times in the 30-year history of the AAES. Theodore Karrison, PhD, Associate Professor of Health Studies, was inducted as a Fellow of the American Statistical Association (ASA) in 2009 for his outstanding contributions to statistical methodology, collaborative research, and leadership in the field of statistical science. The ASA Fellow designation is among the most distinctive honors in the field of statistics. Hedy Kindler, MD, Associate Professor of Medicine, was elected President of the International Mesothelioma Interest Group. She was also elected a member of the Board of Directors and Cadre Leader (Pancreatic Cancer) of the Cancer and Leukemia Group B (CALGB). 150 UCCRC SCIEN T IFI C R EPO R T 20 0 9 Bruce Minsky, MD, Professor of Radiation and Cellular Oncology, was the recipient of the 2008 Distinguished Alumni Award from the Memorial Sloan Kettering Cancer Center. In 2008, he was a Visiting Professor in the Department of Radiation Oncology at the Medical College of Wisconsin and at the Mofitt Cancer Center in Tampa, FL. He was also a Visiting Professor at Oregon Health and Sciences University in Portland, OR and at Sirio-Lebanese Hospital in Sao Paulo, Brazil in 2009. Mitchell Posner, MD, Professor of Surgery, is a member of the Surgical Oncology Advisory Council of the American Board of Surgery (2009) and was nominated President-Elect of the Society of Surgical Oncology in 2009. Kevin Roggin, MD, Assistant Professor of Surgery, was elected to the Gold Humanism Honors Society (2008) and was the recipient of the 2008 Leonard Tow Humanism in Medicine Award. Dr. Roggin was also nominated Outstanding Faculty Member and elected as a fellow of the Academy of Distinguished Medical Educators of the Pritzker School of Medicine in 2008. He was listed as one of “America’s Top Surgeons” by the Consumers’ Research Council of America (2008-2009) and received the 2009 MDx Medical Patient’s Choice Award. Richard Schilsky, MD, Professor of Medicine, was elected the President of the American Society of Clinical Oncology in 2008. David Song, MD, Associate Professor of Surgery, was the 2008 recipient of the Arthur G. Michel Award, in recognition of being an outstanding clinician, from the Breast Cancer Network of Strength. Walter Stadler, MD, Professor of Medicine, was listed as one of “America’s Top Doctors” in medical oncology by Castle Connolly in 2008. Gary Steinberg, MD, Professor of Surgery, was appointed the Chairperson of the Scientific Advisory Board of the Bladder Cancer Advocacy Network in 2009. He was also selected Program Chairman for the 2009 Fourth Annual Bladder Cancer Think Tank Meeting focused on “Novel Therapeutics for Advanced Urothelial Cancer of the Bladder”. Everett Vokes, MD, Professor of Medicine, was appointed Chairman of Medicine at the University of Chicago Medical Center in 2009. Dr. Vokes has been recognized several times on America’s best doctor lists, including America’s Top Doctors by Castle Connolly (most recently 2008), Best Doctors in America, and Chicago Magazine’s Top Doctors. He was also one of two recipients of the 2008 Translational Research Professorship from the American Society of Clinical Oncology. Dr. Vokes has served as Chair of the Cancer and Leukemia Group B (CALGB) Respiratory Committee since 2004. Advanced Imaging Program Stephen Archer, MD, Professor of Medicine, is the Chair of the Cardiopulmonary Critical Care Council of the American Heart Association and was elected member of the Association of Professors of Cardiology in 2008. Samuel Armato, PhD, Associate Professor of Radiology, was the Raine Visiting Professor at the University of Western Australia in Perth (2009). Richard Baron, MD, Professor of Radiology, was appointed to the Radiological Society of North America (RSNA) Board of Directors in 2008. Maryellen Giger, PhD, Professor of Radiology, was named President-Elect (2008), President (2009), and Chairman of the Board Charles Metz, PhD, Professor of Radiology, received the 2008 Kurt Rossmann Award for Excellence in Teaching from students in the University of Chicago Graduate Programs in Medical Physics, offered jointly by the Departments of Radiology and Highlights (2010) for the American Association of Physicists in Medicine. Radiation and Cellular Oncology. UCCRC SCIEN T IFI C R EPO R T 20 0 9 151 Cancer Risk and Prevention Program Anirban Basu, PhD, Assistant Professor of Medicine, was a recipient of the 2009 Bernie J. O’Brien New Investigator Award from the International Society of Pharmacoeconomics and Outcomes Research (ISPOR). He was also chosen as the Labelle Lecturer in Health Services Research at McMaster University, Canada, and was the winner of the Society for Medical Decision Making (SMDM) Comparative Effectiveness Research Essay Contest in 2009. Brian Chiu, PhD, Associate Professor of Health Studies, was inducted to the Delta Omega Honorary Society in Public Health, Alpha Phi Chapter, in 2009. Harriet De Wit, PhD, Professor of Psychiatry, was the 2009 recipient of the Marian W. Fischman Lectureship Award from the College on Problems of Drug Dependence. The award recognizes the contributions of an outstanding woman scientist in drug abuse research. James Dignam, PhD, Associate Professor of Health Studies, will assume the position of Group Statistician and Senior Scientific Director, Statistics and Data Management Center for the Radiation Therapy Oncology Group (RTOG) in 2009. Founded in 1968, the RTOG is an NCI-sponsored multi-institutional international Clinical Trials Cooperative Group. While the RTOG headquarters are located at the American College of Radiology in Philadelphia, Dr. Dignam will coordinate this activity from the University of Chicago. David Grdina, PhD, Professor of Radiation and Cellular Oncology, was appointed as a member of the NASA Space Radiation Standing Review Panel and the National Council on Radiation Protection and Measurements PAC1 in 2009. Sarah Gehlert, PhD, Professor of the School of Social Service Administration, was named to the Helen Ross Professorship in 2008. Stacy Lindau, MD, Assistant Professor of Obstetrics and Gynecology, is the Director of the University of Chicago Program in Integrative Sexual Medicine for Women and Girls with Cancer (2008). Dr. Lindau received the Best Poster Award in Biology at the International Society for the Study of Women’s Sexual Health 2009 Annual Meeting. She is also a member of the National Academy of Sciences Committee on Population, which is organizing a workshop on Collecting, Storing, Accessing, and Protecting Social Survey Data Containing Biological Measures in 2009. David Meltzer, MD, PhD, Associate Professor of Medicine, was elected a member of the American Society for Clinical Investigation (ASCI) in 2008. Olufunmilayo Olopade, MBBS, Professor of Medicine, was elected to the Institute of Medicine of the National Academies in 2008. Dr. Olopade also received the Nigerian Lawyers Association Annual Merit Award, National Medical Association Scroll of Merit Award, and YWCA Racial Justice Award in 2008. She was named Honorary Canon by the Saint James Cathedral of Chicago, Illinois in 2008 and received an Honorary Degree of Doctor of Science from Bowdoin College in Brunswick, Maine in 2009. David Rubin, MD, Associate Professor of Medicine, received a fellowship in the American Gastroenterological Association and was elected to the Nominating Committee for the American Gastroenterological Association in 2009. Dr. Lisa Sanchez-Johnsen PhD, Assistant Professor of Psychiatry, recently received the “Distinguished Early Career Professional” award from the National Latino Psychological Association due to her research, service, and clinical work addressing health disparities and community based research. She also received the “Latino Leadership Citation Presidential Award” from the American Psychological Association based on her “innovative research in developing culturally-tailored behavioral interventions to reduce cancer related outcomes”. For the past 6 years, she has been a Health Disparities Research Scholar with the NIH-National Center for Minority Health and Health Disparities. 152 UCCRC SCIEN T IFI C R EPO R T 20 0 9 Financials The University of Chicago Cancer Research Center Reporting Date: 3/31/09 Funding Agency Sum of Direct Costs Sum of Total Costs (Direct + Indirect) Total Number of Projects ACS $1,124,165 $1,325,000 8 NCI $24,431,918 $34,658,783 106 NSF $341,157 $502,424 6 Other NIH $40,943,439 $55,650,976 159 Other Peer $4,930,558 $6,296,547 32 Subtotal of Peer Reviewed $71,771,237 $98,433,730 311 Industry $10,604,635 $13,444,055 215 Other Non Peer $10,579,303 $11,343,429 132 Subtotal of Non Peer Reviewed $21,183,938 $24,787,484 347 Grand Total (All Projects) $92,955,175 $122,529,210 658 Highlights *CALGB projects ($11,306,870 Total Cost) are not included above. UCCRC SCIEN T IFI C R EPO R T 20 0 9 153 www.uccrc.uchicago.edu Editor: Hoyee Leong, PhD Cover Design: Words & Pictures Interior Design and Printing: Pixel Print Graphics