Fig. 6: Wound closure performance evaluation from day 0 to day 15.

A Construction and treatment procedures of a mouse model with full-thickness wound. B Thermal images of wounds before and after 180 s of photothermal irradiation. C Wound healing records. D Representative photographs of full-thickness wounds treated without and with Alg-BA@PDA in the presence and absence of NIR irradiation. Scale bar: 5 mm. E Wound closure rate statistics at different times (n = 3).