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Ratio of expression of (A) Nestin, (B) SOX10, (C) B-tubulin III, (D) S100b, and (E) p75 to GAPDH in SA, RA, and EA rats. All values are normalized and expressed relative to GAPDH and also relative to levels in the normal skin of the animals in each acupuncture group. *Indicates P-value <0.05. Figure 1 shows the locations where the skin was harvested. Points 1–6 are all different acupuncture points, and “normal skin” (N) was taken from an area away from any needles.
