title: Studies on calciferol metabolism. II. Tritium loss from tritiated vitamin D3 and the possible structure of the proposed nuclear regulator of intestinal calcium transport.
mesh_terms: D000818:Animals; D001692:Biological Transport; D001842:Bone and Bones / Q000378:metabolism; D002118:Calcium / Q000378:metabolism*; D002247:Carbon Isotopes; D055598:Chemical Phenomena; D002621:Chemistry; D002645:Chickens; D002762:Cholecalciferol / Q000097:blood / Q000378:metabolism*; D002784:Cholesterol / Q000378:metabolism; D002845:Chromatography; D004032:Diet; D006614:Hindlimb / Q000378:metabolism; D007421:Intestine, Small / Q000378:metabolism*; D007668:Kidney / Q000378:metabolism; D008297:Male; D051381:Rats; D013997:Time Factors; D014316:Tritium; D014808:Vitamin D Deficiency / Q000097:blood
chemical_list: D002247:Carbon Isotopes; D014316:Tritium; D002762:Cholecalciferol; D002784:Cholesterol; D002118:Calcium