Fig. 5

Treatment efficiency of different groups in the full-thickness wound. a Representative photographs of wounds with different treatments. b Wound healing track in each group. c Quantification of wound contraction rate (n = 3). d Immunofluorescence staining of TNF-α (red) and nuclei (blue) on day 15 in the full-thickness wound. e Immunofluorescence staining of VEGF (red) and nuclei (blue) on day 15 in the full-thickness wound. *P < 0.05, **P < 0.01, Scale bar: 50 μm