Figure 9 (a) Schematic illustration of rGB/QCS/PDA-PAM hydrogel with MPTT antibacterial performance for accelerating Methicillin-Resistant S. aureus-infected wound healing. (b) Representative photos and wound traces after various treatments at day 0, 5, 10, 15, and bacterial colonies from wound of different treatment groups on day 5. (c) H&E staining and the calculated wound edges (red arrows), Masson’s trichrome staining for collagen deposition, and CD31 staining for vascular endothelial cells at day 15. Data are presented as mean ± SDs (n= 3), *p < 0.05, **p < 0.01 ***p < 0.001. Student’s t -test. Reproduced from Ref. [229] with permission. Copyright 2023 Wiley-VCH.