Antimicrobial and Immunomodulatory Activity of Herb Extracts Used in Burn Wound Healing: “San Huang Powder”

Figure 4

Results from Masson-trichrome staining on different days after the application of herb, 100×. (a) CA on day 7, no notable collagen deposition within wound area. (b) TA on day 7, no notable collagen deposition within wound area. (c) CA on day 14, the fibroblast had secreted minimal collagen in granulation tissue (). (d) TA on day 14, the fibroblast had secreted minimal collagen in granulation tissue (). (e) CA on day 28, unbridged epithelium with moderate collagen in granulation tissue (). (f) TA on day 28, bridged epithelium with moderate collagen in granulation tissue ().