Figure 5

SEM images of dbACM before and after culturing HUVECs; (a) epithelial cells of amniotic membrane; (b) de-epithelialized amniotic membrane (basement membrane under the epithelial layer); (c) HUVECs on the amniotic side basement membrane of dbACM; (d) trophoblastic layer of chorion; (e) basement membrane under the trophoblastic layer after removing trophoblasts; (f) HUVECs on the chorionic side basement membrane of dbACM.