mercapturic acid
Pronunciation: mer-kap-tyūr′ik as′id
Definition: A condensation product of l-cysteine with aromatic compounds, such as bromobenzene, and usually acetylated; formed biologically via glutathione in the liver and excreted in the urine; an S-substituted N-acetylated l-cysteine.
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Examples: glitazone, GI cocktail, etc.

