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tyrosine

[ tahy-ruh-seen, -sin, tir-uh- ]

noun

, Biochemistry.
  1. a crystalline amino acid, HOC 6 H 4 CH 2 CH(NH 2 )COOH, abundant in ripe cheese, that acts as a precursor of norepinephrine and dopamine. : Tyr; : Y


tyrosine

/ -sɪn; ˈtɪrə-; ˈtaɪrəˌsiːn /

noun

  1. an aromatic nonessential amino acid; a component of proteins. It is a metabolic precursor of thyroxine, the pigment melanin, and other biologically important compounds
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

tyrosine

/ rə-sēn′ /

  1. A nonessential amino acid. Chemical formula: C 9 H 11 NO 3 .
  2. See more at amino acid
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Word History and Origins

Origin of tyrosine1

1855–60; < Greek tȳrós cheese + -ine 2
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Word History and Origins

Origin of tyrosine1

C19: from Greek turos cheese + -ine ²
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Example Sentences

The researchers used a common amino acid, tyrosine, packaged as a nanomedicine, to change the metabolism of melanoma, a deadly skin cancer, and prevent cancer growth.

Ghosh said the amino acid known as tyrosine is located at position 320 within the G protein, which happens to be on the side of the G protein that makes contact with G protein-coupled receptors.

Osimertinib is what scientists call a tyrosine kinase inhibitor, a substance that affects a class of enzymes involved in cell signaling, growth and division.

This mutation makes the cave fish unable to metabolize the amino acid tyrosine to make the pigment melanin, resulting in their colorless appearance.

Turning Point's lead asset is repotrectiniba that belongs to a class of treatments called tyrosine kinase inhibitors.

From Reuters

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