title: AN ELECTRON MICROSCOPE STUDY OF THE DEVELOPING RAT BRAIN, CONCERNED WITH THE MORPHOLOGICAL BASIS OF THE BLOOD-BRAIN BARRIER.
mesh_terms: D001692:Biological Transport; D001812:Blood-Brain Barrier; D001921:Brain; D002196:Capillaries; D002540:Cerebral Cortex; D002560:Cerebrovascular Circulation; D004583:Electrons; D004626:Embryology; D008853:Microscopy; D008854:Microscopy, Electron; D051381:Rats; D012106:Research
keywords: BLOOD-BRAIN BARRIER; BRAIN; CAPILLARIES; CEREBRAL CORTEX; CEREBROVASCULAR CIRCULATION; EMBRYOLOGY; EXPERIMENTAL LAB STUDY; MICROSCOPY, ELECTRON; RATS