calciferol

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Related to ergocalciferol: vitamin D3

calciferol:

see vitaminvitamin,
group of organic substances that are required in the diet of humans and animals for normal growth, maintenance of life, and normal reproduction. Vitamins act as catalysts; very often either the vitamins themselves are coenzymes, or they form integral parts of coenzymes.
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calciferol

[kal′sif·ə‚rōl]
(biochemistry)
A synthetic form of vitamin D that is prepared by ultraviolet irradiation of ergosterol, a vitamin D precursor found in plants.

calciferol

a fat-soluble steroid, found esp in fish-liver oils, produced by the action of ultraviolet radiation on ergosterol. It increases the absorption of calcium from the intestine and is used in the treatment of rickets. Formula: C28H43OH
References in periodicals archive ?
If serum 25(OH)D level remains less than 30 ng/mL, repleat another 8-week course of ergocalciferol 50,000 IU (or cholecalciferol 15,000 IU) weekly; 16 weeks of treatment is an adequate dose to correct deficiency.
If values have not reached or exceeded 20 ng/mL, consider a second 8-week course of ergocalciferol (see the Box, page 21 for a discussion of measuring vitamin D levels).
2] is instead obtained through the diet and supplementation in the thermally stable form of ergocalciferol.
Thus, ergocalciferol and cholecalciferol should not be considered interchangeable.
3 years) with known osteomalacia, who had muscle strength assessed using an isokinetic dynamometer before and after 3 months of treatment with alfacalcidol, ergocalciferol and calcium.
Two studies (n=97) compared calcitriol with other vitamin D preparations of dihydrotachysterol or ergocalciferol and both found no significant differences in growth between preparations.
Zeghoud et al (29) have shown that supplementation with 1000 but not 500 IU/day of ergocalciferol for a month could normalize the PTH levels in infants with subclinical vitamin D deficiency.
Vitamin D1, molecular compound of ergocalciferol with lumisterol.
Commercially practical methods have been developed to enhance the levels of selenium, ergothioneine and ergocalciferol (vitamin D2) that can make mushrooms, or their products, as the best sources of these compounds in a plant-based diet.
The two forms that are important in humans are ergocalciferol (calcidiol, vitamin [D.
Vitamin D3, or cholecalciferol, is more readily absorbed by the body and more potent than vitamin D2, or ergocalciferol, the form often found in multivitamins.