Main Reaction: cholic acid >> 3-oxocholic acid

Reference: PubMed ID: 12809736
Authors: Kishimoto T, Matsuoka T, Imamura S, Mizuno K
Title: A novel colorimetric assay for the determination of lysophosphatidic acid in plasma using an enzymatic cycling method.
Published: 2003 Jul 1

cholic acid --> 3-oxocholic acid