Metabolism of vitamin B12 and early signs of vitamin B12 deficiency in man.
D000042:Absorption; D000368:Aged; D000740:Anemia / Q000209:etiology; D000752:Anemia, Pernicious / Q000209:etiology; D055598:Chemical Phenomena; D002621:Chemistry; D005504:Food Analysis; D005767:Gastrointestinal Diseases / Q000209:etiology; D006801:Humans; D007437:Intrinsic Factor / Q000502:physiology; D008286:Malabsorption Syndromes / Q000150:complications; D014155:Transcobalamins / Q000502:physiology; D014805:Vitamin B 12 / Q000032:analysis / Q000097:blood / Q000378:metabolism*; D014806:Vitamin B 12 Deficiency / Q000150:complications / Q000175:diagnosis*
D014155:Transcobalamins; D007437:Intrinsic Factor; D014805:Vitamin B 12