In this study, comparison observation was made on the rabbit mast cells in the fascia of the Zusanli acupoint area and nonacupoint area which underwent electro-acupuncture or not. It was discovered that there were fewer mast cells in the non-vessel area of rabbit fascia, and most mast cells were mainly arranged along the small blood vessel; that there was no significant difference in the distribution of mast cells between Zusanli point area and the nonacupoint area, and that the influence of acupuncture on ...