(kon-tōr'trō-stat'in), A monomeric disintegrin (q.v.) isolated from crotalid venom. [fr. Agkistrodon contortrix, species of source viper, + G. istēmi, to check, arrest, + -in]
contortrostatin
(kŏn-tŏr″trō′stă′tĭn) [NL. contortrix (Southern) copperhead +statin] A protein derived from snake venom that inhibits the migration of cells (e.g., of metastasizing cancer cells).