Fig. 8From: Electroacupuncture reduces cold stress-induced pain through microglial inactivation and transient receptor potential V1 in miceImmunofluorescence staining of TRPV1, Iba1, and double staining protein expression in the mice ventrolateral PAG. A TRPV1, B Iba1, and C TRPV1/Iba1 double staining, immuno-positive (green, red, or yellow) signals in the mice vlPAG region. Scale bar: 100 μm. n = 4 in all groupsBack to article page