Vitamin D: the vitamin and the hormone.

Animals Biological Transport Bone and Bones/metabolism Calcium/blood,metabolism,urine Calcium, Dietary/administration & dosage Chemical Phenomena Chemistry Chickens Cholecalciferol/chemical synthesis,metabolism Chronic Kidney Disease-Mineral and Bone Disorder/drug therapy Dihydroxycholecalciferols/biosynthesis,metabolism,physiology,therapeutic use Feedback Humans Hydroxycholecalciferols/metabolism Hydroxylation Intestinal Absorption Kidney/metabolism Liver/metabolism Parathyroid Hormone/physiology Phosphates/metabolism Rats Skin/metabolism Vitamin D/toxicity

Calcium, Dietary Dihydroxycholecalciferols Hydroxycholecalciferols Parathyroid Hormone Phosphates Vitamin D Cholecalciferol Calcium