Inhibition of radiovitamin B12 absorption by ethylenediaminetetraacetate (EDTA) and its reversal by calcium ions.
D002118:Calcium / Q000494:pharmacology*; D004492:Edetic Acid / Q000494:pharmacology*; D007422:Intestines / Q000502:physiology*; D007477:Ions; D014805:Vitamin B 12 / Q000378:metabolism*
D007477:Ions; D004492:Edetic Acid; D014805:Vitamin B 12; D002118:Calcium
CALCIUM/effects; EDATHAMIL/effects; INTESTINES/physiology; VITAMIN B12/metabolism