Research Article

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

Figure 4

Effects of multilayer composite biomaterial membranes on senescent EPCs. Senescent EPC monitored by β-galactosidase staining (red arrows indicating apoptotic cells). versus vehicle, /group.