Fig. 6.
(a) Representative images of the Blank, Control and 1/20 groups during wound healing. (b) Wound healing rate at each time point. (c) HE staining images of wound tissues in each group on day3, day7, day14 and day21 after surgery. The yellow dotted line is the boundary between normal tissue and healing tissue, and the newly formed epidermis is outlined with a green dotted line (*Statistically significant, *p < 0.05, **p < 0.01 vs the blank group, #Statistically significant, #p < 0.05, # #p < 0.01 vs the control group).