The functioning of endothelial fenestrae on the arterial and venous limbs of capillaries, as indicated by the differing directions of passage of proteins.
D000818:Animals; D001158:Arteries; D002199:Capillary Permeability; D005293:Ferritins / Q000097:blood*; D007583:Jejunum / Q000098:blood supply; D007668:Kidney / Q000098:blood supply; D051379:Mice; D008854:Microscopy, Electron; D014680:Veins
D005293:Ferritins