Fig. 6
From: Functional molecule-mediated assembled copper nanozymes for diabetic wound healing
Histological analysis in wound healing. (A, B) Representative H&E staining and Masson’s trichrome staining images of skin tissues after different treatments. (C) Representative Picrosirius Red and cross-polarized optical microscope images of wounded tissue after different treatments at days 7 and 14. (D-F) Representative images of VEGF, α-SAM and CD31after different treatments at days 14. (The black arrow indicates the region of positive expression.)