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Electroacupuncture (EA) partly prevented the transition from acute to chronic pain. Mechanical (A) responses of hyperalgesia model animals to EA administration only after the first injection. n = 6. The quantification of the Western blot results and a representative Western blot showing PKCε (B) and TRPV1 (C) protein isolated from the DRG 48 h after PGE2 injection. △, △△ Compared with the NS+PGE2 group, P < 0.05, P < 0.01; #,## Compared with the Car+PGE2 group, P < 0.05, P < 0.01.
