25-hydroxycholecalciferol

25-hydroxycholecalciferol

 [hi-drok″sĭ-ko″le-kal-sif´er-ol]
a metabolically activated form of cholecalciferol (vitamin D3) synthesized in the liver.

cal·ci·di·ol

(kal-sĭ-dī'ol),
First step in the biologic conversion of vitamin D3 to the more active form, calcitriol; it is more potent than vitamin D3.

25-hydroxycholecalciferol

/25-hy·droxy·cho·le·cal·cif·e·rol/ (-ko″lĕ-kal-sif´er-ol) an intermediate in the hepatic activation of cholecalciferol; as the pharmaceutical preparation calcifediol, it is used in the treatment of hypocalcemia, hypophosphatemia, rickets, and osteodystrophy associated with various medical conditions.

25-hydroxycholecalciferol

a metabolically activated form of cholecalciferol synthesized in the liver.
References in periodicals archive ?
It is called the sunshine vitamin because sunlight on human skin produces vitamin D, which our bodies convert to a substance known as 25(OH)D, 25-hydroxycholecalciferol, 25-hydroxy, or vitamin D3.
Mattila P, Piironen V, Uusi-Rauva E, Koivistoinen P (1995) Cholecalciferol and 25-hydroxycholecalciferol contents in fish and fish products.
Effect of dietary contents of cholecalciferol, 1 alpha,25-dihydroxycholecalciferol and 24,25-dihydroxycholecalciferol on blood concentrations of 25-hydroxycholecalciferol, 1 alpha,25-dihydroxycho-lecalciferol, total calcium and eggshell quality.
The product of the reaction, 25-hydroxycholecalciferol is the predominant form of vitamin D in the plasma and it is the major storage form of the vitamin D.
3] undergoes 25-hydroxylation in animal livers to transform 25-hydroxycholecalciferol (25-OH-[D.
EFFECT OF DIETS SUPPLEMENTED WITH PHYTASE AND 25-HYDROXYCHOLECALCIFEROL ON PRODUCTIVE PERFORMANCE, AND MINERALIZATION AND INTEGRITY OF TIBIAS IN BROILERS
Serum concentrations of 25-hydroxycholecalciferol revealed all 3 chicks were deficient in vitamin at presentation.
Effects of dietary calcium, 25-hydroxycholecalciferol, or bird strain on intestinal phytase activity in broiler chickens.
Human serum 25-hydroxycholecalciferol response to extended oral dosing with cholecalciferol.
The serum concentration of vitamin D was measured by 25-hydroxycholecalciferol (25(OH)D) levels utilizing liquid chromatography-tandem mass spectrometry (LC-MSMS) technique (Roche Diagnostics, Germany) in both groups.