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Pronunciation: meth-il-his'ti-den

Definition: A methylated derivative of histidine found in actin; in the breakdown of actin and myosin, N-methylhistidine is released into the urine; urinary output of N-methylhistidine is a reliable index of the rate of myofibrillar protein breakdown in musculature.

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