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Pronunciation: sis'ten, sis'tin

Definition: the disulfide product of two cysteines in which two —SH groups become one —S—S— group; if two cysteinyl residues in polypeptide chains form a disulfide linkage, then the two polymers are cross-linked; sometimes occurs as a deposit in the urine, or forming a vesical calculus.

Synonym(s): dicysteine

Further information

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.