dehydroretinol


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dehydroretinol

 [de-hi″dro-ret´ĭ-nol]
vitamin A2, the form of vitamin A found in the retina and liver of fresh-water fishes and certain invertebrates and amphibians; it differs from retinol (vitamin A1) in having one more conjugated double bond and has approximately one third the biological activity of retinol. See also vitamin.

dehydroretinol

/de·hy·dro·ret·i·nol/ (-ret´ĭ-nol) vitamin A2, a form of vitamin A found with retinol (vitamin A1) in freshwater fish; it has one more conjugated double bond than retinol and approximately one-third its biological activity.

de·hy·dro·ret·i·nol

(dē-hīdrō-reti-nol)
Retinol with an additional double bond in the 3-4 position of the cyclohexane ring.
Synonym(s): vitamin A2.

dehydroretinol

vitamin A2, the form, C20H28O, of vitamin A found in the retina and liver of freshwater fishes and certain invertebrates and amphibians; it differs from retinol (vitamin A1) in having one more conjugated double bond and has approximately one-third the biological activity of retinol. Called also retinol2.