Zhongguo zhen jiu = Chinese acupuncture & moxibustion
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To observe the effect of electroacupuncture at Zusanli (ST 36) on phosphorylated extracellular signal-regulated kinase 1/2 (pERK1/2) in the dorsal horn of spinal cord induced by plantar inflammation in the rat. ⋯ The inhibition of ERK1/2 phosphorylation in the spinal cord dorsal horn by electroacupuncture is possibly involved in acupuncture analgesic effect.