Topical application of PMA activates only local MCs, allowing visualization of trafficked granules
in the DLN. (A–C) Toludine blue–stained sections of DLN tissue 2 h after injection with 32 µg of
compound 48/80 (A), topical application of vehicle alone (B), or topical application of 10 µg PMA
Christian A. Kunder et al. J Exp Med 2009;206:2455-2467
© 2009 Kunder et al.