25-Hydroxycholecalciferol, the probable metabolically active form of vitamin D. Isolation, identification, and subcellular location.

Animals Bone and Bones/metabolism Calcium/metabolism Cell Nucleus/metabolism Chickens Cholecalciferol/metabolism Intestinal Absorption Intestinal Mucosa/cytology,metabolism Microsomes/metabolism Mitochondria/metabolism Rats Rickets/drug therapy Sterols/analysis,chemical synthesis,isolation & purification,metabolism,therapeutic use Vitamin D/analysis,isolation & purification,metabolism

Sterols Vitamin D Cholecalciferol Calcium