phenylthiohydantoin
Pronunciation: fen′il-thī′ō-hī-dan′tō-in
Definition: The compound formed from an amino acid in the Edman method of protein degradation, in which phenylisothiocyanate reacts with the amino moiety of the N-terminal amino acid to form a phenylthiocarbamoyl peptide or protein, on which weak acids act to release the phenylthiohydantoin containing the N-terminal amino acid.
Search Stedman's Medical Dictionary
Examples: glitazone, GI cocktail, etc.

