Activation of Mitogen-Activated Protein Kinase in Descending Pain Modulatory System
Figure 1
(a) Time courses of p-ERK1/2 and p-p38 MAPK in the RVM after CFA injection into the hindpaw. (b) Photomicrographs showing p-ERK1/2- and p-p38 MAPK-immunoreactive neurons in the RVM (bregma −11.00 mm) following hindpaw inflammation. μm.