Research Article

Multilayer Membranes of Glycosaminoglycans and Collagen I Biomaterials Modulate the Function and Microvesicle Release of Endothelial Progenitor Cells

Figure 1

Effects of multilayer composite biomaterial membranes on EPC apoptosis. (a) EPC apoptosis determined by Hoechst 33258 staining (red arrows). (b) EPC apoptosis determined by Annexin V-PE/7-AAD staining and flow cytometric analysis. (c) Cleaved caspase-3 expression detected by western blot. versus vehicle, /group.
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