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Polycyclic Compounds > Fused-Ring Compounds > Steroids > Secosteroids > Vitamin D

Preferred term

Vitamin D  

Type

  • Topical Descriptor

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Note

  • /defic = VITAMIN D DEFICIENCY or RICKETS; /ther use: coordinate disease with /drug ther, not /diet ther

Scope note

  • A vitamin that includes both CHOLECALCIFEROLS and ERGOCALCIFEROLS, which have the common effect of preventing or curing RICKETS in animals. It can also be viewed as a hormone since it can be formed in SKIN by action of ULTRAVIOLET RAYS upon the precursors, 7-dehydrocholesterol and ERGOSTEROL, and acts on VITAMIN D RECEPTORS to regulate CALCIUM in opposition to PARATHYROID HORMONE.

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URI

http://www.yso.fi/onto/mesh/D014807

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