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Pronunciation: kre-at'i-nen, -nin

Definition: A component of urine and the final product of creatine catabolism; formed by the nonenzymatic dephosphorylative cyclization of phosphocreatine to form the internal anhydride of creatine.

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