Figure 4

In vivo macro evaluation of wound healing of skin defects in PU animal model. (A) Schema for in vivo experiment of PU model and subsequent treatments by PL@GM. (B) Representative photographs of PU wound area in each group after treatments. The orange circle is 3 cm in size. (C) Simulation diagram and (D) quantitative analysis of the change in wound size. (E) On day 18, the final wound size of each group after treatments.