title: Ontogeny of the blood-brain barrier.
mesh_terms: D000818:Animals; D001798:Blood Proteins; D001812:Blood-Brain Barrier; D001921:Brain / Q000254:growth & development*; D002199:Capillary Permeability; D002540:Cerebral Cortex / Q000648:ultrastructure; D002555:Cerebrospinal Fluid / Q000378:metabolism; D002556:Cerebrospinal Fluid Proteins; D002831:Choroid Plexus / Q000378:metabolism; D005110:Extracellular Space; D005333:Fetus; D005865:Gestational Age; D006801:Humans; D007231:Infant, Newborn; D007234:Infant, Premature; D007365:Intercellular Junctions; D007444:Inulin / Q000134:cerebrospinal fluid; D008854:Microscopy, Electron; D051381:Rats; D012756:Sheep; D013395:Sucrose / Q000134:cerebrospinal fluid
chemical_list: D001798:Blood Proteins; D002556:Cerebrospinal Fluid Proteins; D013395:Sucrose; D007444:Inulin