Dehydrocholesterol (Topical Term)

McGraw-Hill dict. of sci. and tech. terms, c2003 (dehydrocholesterol C[subscript 27]H[subscript 43]OH A provitamin of animal origin found in the skin of humans, in milk, and elsewhere, which upon irradiation with ultraviolet rays becomes vitamin D)

MESH browser, June 1, 2004 (7-dehydrocholesterol. UF 7,8-didehydrocholesterol; 7-DHC; cholesta-5,7-dien-3 beta-ol; provitamin D(3); 7-dehydrocholesterol, (3beta,10alpha)-isomer; 7-dehydrocholesterol, (3beta,9beta)-isomer; 7-dehydrocholesterol, (3beta,9beta,10alpha)-isomer; 7-dehydrocholesterol, (3alpha)-isomer)

The Merck manual of diagnosis and therapy, via WWW, June 1, 2004 (in the skin, previtamin D3 is synthesized photochemically from 7-dehydrocholesterol and is slowly isomerized to vitamin D3, which is removed by vitamin D-binding protein)

ChemIDplus, via WWW, June 1, 2004 (7-Dehydrocholesterol. Formula: C27-H44-O. Name of substance: (3beta)-7-Dehydrocholesterol, 7-Dehydrocholesterol, Cholesta-5,7-dien-3-ol. Synonyms: (3-beta)-Cholesta-5,7-dien-3-ol, (3beta)-Cholesta-5,7-dien-3-ol, 5,7-Cholestadien-3-beta-ol, 5,7-Cholestandien-3beta-ol, 7,8-Didehydrocholesterol, 7-Dehydrocholesterin, 7-Dehydrocholesterol, Caswell No. 902E, Cholesterol, 7-dehydro-, Dehydrocholesterin [German], Dehydrocholesterol, EINECS 207-100-5, EPA Pesticide Chemical Code 208700, NSC 18159, Provitamin D(sub 3), Vitamin D3, delta(sup 5,7)-Cholesterol, delta(sup 7)-Cholesterol, delta5,7-Cholesterol, delta7-Cholesterol)

Henderson's dict. of biological terms, 2000