[Studies on human endothelial cells in vitro].
D008841:Actin Cytoskeleton / Q000648:ultrastructure; D002465:Cell Movement; D002478:Cells, Cultured; D004730:Endothelium, Vascular / Q000166:cytology* / Q000502:physiology / Q000648:ultrastructure; D006801:Humans; D066298:In Vitro Techniques; D014471:Umbilical Veins