l-gulonolactone

l-gu·lon·o·lac·tone

(gū-lon'ō-lak'tōn),
The immediate precursor of ascorbic acid in those animals capable of ascorbic acid biosynthesis.
References in periodicals archive ?
The objective of this study was to see if supplementation lowered the activity of the enzyme which catalyzes the synthesis of ascorbic acid in the glucose/xylose cycle, L-gulonolactone oxidase (EC 1.