title: Characteristic endothelial junctions in different segments of the vascular system.
mesh_terms: D000818:Animals; D001158:Arteries / Q000648:ultrastructure; D001808:Blood Vessels / Q000648:ultrastructure*; D002196:Capillaries / Q000648:ultrastructure; D004727:Endothelium / Q000648:ultrastructure; D007365:Intercellular Junctions / Q000648:ultrastructure*; D008638:Mesenteric Arteries / Q000648:ultrastructure; D008642:Mesenteric Veins / Q000648:ultrastructure; D009852:Omentum / Q000098:blood supply; D051381:Rats; D014680:Veins / Q000648:ultrastructure