Fig. 7From: AMPK activation attenuates central sensitization in a recurrent nitroglycerin-induced chronic migraine mouse model by promoting microglial M2-type polarizationColocalization staining of AMPK with microglia, neurons, and astrocytes. Double immunofluorescence (IF) labeling of AMPK (red) with Iba-1, NeuN, and GFAP (green) in the TNC after NTG + AICAR administration (scale bar of the first three columns = 50 μm; scale bar of the last column = 20 μm)Back to article page