A study of the permeability of gingiva using intravenous colloidal thorium dioxide.
D000818:Animals; D002199:Capillary Permeability; D002415:Cats; D003102:Colloids; D005881:Gingiva / Q000098:blood supply*; D007275:Injections, Intravenous; D008854:Microscopy, Electron; D013910:Thorium
D003102:Colloids; D013910:Thorium