tyrosine

2 ENTRIES FOUND:

ty·ro·sine

noun \ˈtī-rə-ˌsēn\

Definition of TYROSINE

:  a phenolic amino acid C9H11NO3 that is a precursor of several important substances (as epinephrine and melanin)

Origin of TYROSINE

International Scientific Vocabulary, irregular from Greek tyros cheese — more at butter
First Known Use: 1857

ty·ro·sine

noun \ˈtī-rə-ˌsēn\   (Medical Dictionary)

Medical Definition of TYROSINE

: a phenolic amino acid C9H11NO3 that is a precursor of several important substances (as epinephrine and melanin)—abbreviation Tyr

tyrosine

noun    (Concise Encyclopedia)

One of the amino acids, not essential for humans unless they have the hereditary disorder phenylketonuria. It is the biochemical precursor of many important catecholamines. It is found in small amounts in most proteins, especially insulin and papain (found in papaya). It is used in biochemical research and as a dietary supplement.

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