title: Vasculogenesis in the chick embryo. An ultrastructural study.
mesh_terms: D000818:Animals; D001808:Blood Vessels / Q000196:embryology*; D002196:Capillaries / Q000196:embryology; D002454:Cell Differentiation; D002462:Cell Membrane; D002642:Chick Embryo; D004707:Endoderm / Q000033:anatomy & histology; D004848:Epithelium / Q000033:anatomy & histology; D006652:Histological Techniques; D008648:Mesoderm / Q000033:anatomy & histology; D008833:Microcirculation; D008854:Microscopy, Electron