Fig. 3From: Late administration of high-frequency electrical stimulation increases nerve regeneration without aggravating neuropathic pain in a nerve crush injuryExpression of synaptophysin and TNF-α in dorsal root ganglion cells subjected to high-frequency electrical stimulation. a Representative of immunohistochemical staining of synaptophysin and TNF-α in dorsal root ganglion cells under different treatments. b Representative of western blot of synaptophysin and TNF-α in dorsal root ganglion tissue in the different treatment groups. c Quantitative analysis of western blot of synaptophysin and TNF-α in different treatment groups. Bar length = 100 μm; Sham, Crush, HFI, HFL: see text; n = 3; **p < 0.01 indicated a significant difference relative to the crush group; ##p < 0.01 indicated a significant difference relative to HFIBack to article page