Provitamin D3 in tissues and the conversion of cholesterol to 7-dehydrocholesterol in vivo.
D002784:Cholesterol / Q000378:metabolism*; D003684:Dehydrocholesterols; D006801:Humans; D050356:Lipid Metabolism; D014807:Vitamin D; D014815:Vitamins
D003684:Dehydrocholesterols; D014815:Vitamins; D014807:Vitamin D; D002784:Cholesterol; C016705:7-dehydrocholesterol
CHOLESTEROL/metabolism; VITAMIN D