Fig. 2From: IL-4 modified expanded polytetrafluoroethylene (e-PTFE) surgical patch promotes angiogenesis in transplanted flap and inhibits inflammatory responseIL-4 promotes HUVEC angiogenesis by inducing M2 macrophages. A: Using WB to detect the protein expressions of M1 and M2 macrophages; B: Relative protein expressions of M1 macrophage markers; C. Relative protein expressions of M2 macrophage markers; D: Observation of HUVEC angiogenesis in different groups using phase contrast microscopeBack to article page