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Fig. 8 | Biomaterials Research

Fig. 8

From: Gelatin methacryloyl (GelMA) loaded with concentrated hypoxic pretreated adipose-derived mesenchymal stem cells(ADSCs) conditioned medium promotes wound healing and vascular regeneration in aged skin

Fig. 8

GelMA-hypoCM accelerates angiogenesis in aged skin in vivo. A. The blood perfusion at the wound areas of both groups were evaluated by a laser Doppler perfusion imaging system. B. Immunohistochemical staining of CD31 in regenerated skin tissue. Scale bar = 50 μm. C. Quantitative analysis of relative mean density of immunohistochemical staining of CD31 in regenerated skin tissue. The results are presented as mean ± SD (***P<0.001).

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