Fig. 1

Acupuncture relieved the pain induced by DPN in rats. a Effect of acupuncture on the mechanical withdrawal threshold (MWT) of DPN rats. b Effect of acupuncture on the thermal withdrawal latency (TWL) of DPN rats. *P < 0.05, **P < 0.01, ***P < 0.001 vs. Control. ##P < 0.01, ###P < 0.001 vs. DPN. Acu, acupuncture