An electron microscopical demonstration of the permeability of cerebral and retinal capillaries to ions.
D000818:Animals; D001812:Blood-Brain Barrier; D002199:Capillary Permeability; D005295:Ferrocyanides / Q000378:metabolism*; D007477:Ions / Q000378:metabolism*; D008854:Microscopy, Electron; D051381:Rats; D012171:Retinal Vessels / Q000033:anatomy & histology*; D013431:Sulfates / Q000378:metabolism*
D005295:Ferrocyanides; D007477:Ions; D013431:Sulfates