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Meaning of tyrosine

ty•ro•sine

Pronunciation: (tī'ru-sēn", -sin, tir'u-), [key]
— n. Biochem.
  1. a crystalline amino acid, HOCHCHCH(NH)COOH, abundant in ripe cheese, that acts as a precursor of norepinephrine and dopamine. Abbr.: Tyr; Symbol: Y
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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