title: Synthesis of glycoproteins by endothelial cells in embryonic blood vessels.
mesh_terms: D000482:Allantois / Q000098:blood supply*; D000818:Animals; D001345:Autoradiography; D001808:Blood Vessels / Q000196:embryology* / Q000378:metabolism; D002642:Chick Embryo; D002823:Chorion / Q000098:blood supply*; D004727:Endothelium / Q000196:embryology / Q000378:metabolism; D005321:Extraembryonic Membranes / Q000098:blood supply*; D005944:Glucosamine / Q000378:metabolism; D006023:Glycoproteins / Q000096:biosynthesis*; D013464:Sulfuric Acids / Q000378:metabolism; D013997:Time Factors
chemical_list: D006023:Glycoproteins; D013464:Sulfuric Acids; D005944:Glucosamine