Self-Healing Supramolecular Hydrogels with Antibacterial Abilities for Wound Healing

Figure 7

Immunohistochemical detection of inflammatory factors and angiogenesis. (a) IL-6, (b) TNF-α, and (c) CD31, and the vascular structures were indicated by blue arrows. The scale bar is 50 μm.

(a)

(b)

(c)