Dictionary > Calcidiol

Calcidiol

Calcidiol
25-hydroxycholecalciferol (a 3,25-diol);the first step in the biological conversion of vitamin D3 to the more active form, calcitriol; it is more potent than vitamin D3.
Synonym: 25-hydroxycholecalciferol, calcifediol.
calcidiol 1a-hydroxylase, 25-hydroxycholecalciferol 1a-hydroxylase, the monooxygenase that forms calcitriol from calcidiol using O2 and NADPH; a deficiency in this enzyme can result in features of a vitamin d deficiency.


You will also like...

Regulation of Biological Systems
Regulation of Biological Systems

Regulation of Biological Systems tutorials are focused on the modulation of biological systems from cell to population l..

New Zealand Flora & Fauna
Ecology & Biodiversity: New Zealand Flora & Fauna

New Zealand is known for its unique biodiversity, caused by its remarkable geography and geologic history. Breaking away..

Digestion and Absorption of Food
Digestion and Absorption of Food

The gastrointestinal system breaks down particles of ingested food into molecular forms by enzymes through digestion and..

Bryophytes
Bryophytes

Bryophytes (nonvascular plants) are a plant group characterized by lacking vascular tissues. They include the mosses, th..

kinesin motor proteins transporting molecules across microtubules
Movement of Molecules Across Cell Membranes

Molecules move within the cell or from one cell to another through different strategies. Transport may be in the form of..

Crossing Over and Genetic Diversity
Inheritance and Probability

Gregor Mendel, an Austrian monk, is most famous in this field for his study of the phenotype of pea plants, including ..

Related Articles...

No related articles found

See all Related Topics