title: Vitamin D: new findings on its metabolism and its role in calcium nutrition.
mesh_terms: D000818:Animals; D001681:Biological Assay; D002118:Calcium / Q000378:metabolism*; D002127:Calcium Isotopes; D002645:Chickens; D002762:Cholecalciferol / Q000378:metabolism; D002845:Chromatography; D003609:Dactinomycin / Q000494:pharmacology; D007408:Intestinal Absorption; D007536:Isomerism; D007668:Kidney / Q000378:metabolism; D009963:Orotic Acid / Q000378:metabolism; D014176:Protein Biosynthesis; D012313:RNA / Q000096:biosynthesis; D051381:Rats; D014316:Tritium; D014807:Vitamin D / Q000037:antagonists & inhibitors / Q000097:blood / Q000378:metabolism*; D014808:Vitamin D Deficiency / Q000378:metabolism
chemical_list: D002127:Calcium Isotopes; D014316:Tritium; D014807:Vitamin D; D002762:Cholecalciferol; D003609:Dactinomycin; D009963:Orotic Acid; D012313:RNA; D002118:Calcium