Absence of intrinsic factor from human portal plasma during 57CoB12 absorption in man.
D000328:Adult; D000368:Aged; D002404:Catheterization; D002850:Chromatography, Gel; D003036:Cobalt Isotopes; D005260:Female; D006801:Humans; D007408:Intestinal Absorption; D007437:Intrinsic Factor / Q000378:metabolism*; D008297:Male; D008875:Middle Aged; D011169:Portal Vein / Q000098:blood supply*; D011485:Protein Binding; D014471:Umbilical Veins; D014805:Vitamin B 12 / Q000378:metabolism*
D003036:Cobalt Isotopes; D007437:Intrinsic Factor; D014805:Vitamin B 12