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Pro-vascularization effect of CEFFE in diabetic wounds. A. Representative immunohistochemistry staining of CD31 on day 14 after wounding in the PBS, CEFFElow, and CEFFEhigh groups. B. Statistical analysis of CD31+ newly formed vessels. CEFFEhigh group showed significantly more increased capillary density than the CEFFElow and PBS groups. Data are represented as mean ± SD; n = 3, *P < 0.05, **P < 0.01.
