L-gulonic acid | definition of l-gulonic acid by Medical dictionary
l-gu·lon·ic ac·id (gū-lon'ik as'id),
Reduction product of glucuronic acid (-CHO → -CH2OH); oxidation product of l-gulose (-CHO → -COOH); a precursor (except in certain primates, guinea pigs, certain fishes, and the Indian fruit bat) of ascorbic acid via l-gulonolactone.
References in periodicals archive
Fish are unable to synthesize AA due to the lack of L-gulonolactone oxidase enzyme, which is necessary to convert L-gulonic acid
Fish cannot synthesize vitamin C, because they do not have the L-gulonolactone oxidase enzyme, which is required to convert L-gulonic acid
to ascorbic acid (Sato et al., 1976).