Fig. 8. (A) Photographs of the wound closure of rats covered with dry cotton gauze, CC and TH-CC hydrogel after 0, 4, 12 days, respectively. (B) Wound area for each group. *P < 0.05, **P < 0.01, (n = 6). (C) Hematoxylin- and eosin-stained sections of wound tissues treated with dry cotton gauze, CC and TH-CC hydrogel after 4 days and 12 days postwounding (green lines: boundary of epithelium).
