Fig. 7From: Thermosensitive black phosphorus hydrogel loaded with silver sulfadiazine promotes skin wound healingImmunohistochemical analysis of inflammatory factors. A Pictures of immunohistochemical staining of IL-6 and B TNF-α in skin tissues on day 7 and day 14. Scale bar: 100 µm. C B) IL-6 content and D TNF-α content in regeneration on days 7 and 14. (*P < 0.05, **P < 0.01)Back to article page