Intestinal vitamin B 12 absorption in the dog. I. Evidence against an intrinsic factor mechanism for vitamin B 12 absorption.
D000818:Animals; D001681:Biological Assay; D003036:Cobalt Isotopes; D004285:Dogs; D005745:Gastric Acidity Determination; D005750:Gastric Juice / Q000502:physiology*; D005753:Gastric Mucosa / Q000502:physiology*; D006168:Guinea Pigs; D007082:Ileum / Q000378:metabolism; D066298:In Vitro Techniques; D007408:Intestinal Absorption; D007413:Intestinal Mucosa / Q000502:physiology*; D007437:Intrinsic Factor / Q000378:metabolism / Q000502:physiology*; D007583:Jejunum / Q000378:metabolism; D008099:Liver / Q000378:metabolism; D014020:Tissue Extracts / Q000494:pharmacology; D014805:Vitamin B 12 / Q000097:blood / Q000378:metabolism*
D003036:Cobalt Isotopes; D014020:Tissue Extracts; D007437:Intrinsic Factor; D014805:Vitamin B 12