title: Functional aspects of the ultrastructure of terminal blood vessels: a qualitative study on consecutive segments of the frog mesenteric microvasculature.
mesh_terms: D000818:Animals; D002199:Capillary Permeability; D003094:Collagen / Q000378:metabolism; D003599:Cytoskeleton / Q000648:ultrastructure; D004727:Endothelium / Q000648:ultrastructure; D007365:Intercellular Junctions / Q000648:ultrastructure; D008297:Male; D008638:Mesenteric Arteries / Q000033:anatomy & histology*; D008642:Mesenteric Veins / Q000033:anatomy & histology; D008854:Microscopy, Electron; D009131:Muscle, Smooth, Vascular / Q000033:anatomy & histology; D011896:Rana temporaria; D012212:Rheology
chemical_list: D003094:Collagen