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calciferol
(redirected from calciferol-25-hydroxylase)

    Also found in: Dictionary/thesaurus, Encyclopedia 0.02 sec.
calciferol /cal·cif·er·ol/ (kal-sif´er-ol)
1. a compound having vitamin D activity, e.g., cholecalciferol or ergocalciferol.
2. ergocalciferol.
cal·cif·er·ol (kl-sf-rôl, -rl)
n.
See vitamin D2.
calciferol
[kalsif′ərôl]
Etymology: L, calx, lime, ferre, to bear
a fat-soluble, crystalline unsaturated alcohol produced by ultraviolet irradiation of ergosterol in plants. It is used as a dietary supplement in the prophylaxis and treatment of rickets, osteomalacia, and other hypocalcemic disorders. Also called ergocalciferol, oleovitamin D2 , vitamin D2. See also rickets, viosterol.
calciferol
vitamin d2; ergocalciferol.
calciferol-25-hydroxylase
a hepatic microsomal enzyme which controls the conversion of cholecalciferol to 25-hydroxycholecalciferol.


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