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An amine, C8H11NO, that is formed from the breakdown of tyrosine, is found in red wine, many aged and fermented foods, and mistletoe, and is a sympathomimetic agent.

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(ˈtaɪrəˌmiːn; ˈtɪ-)
(Biochemistry) a colourless crystalline amine derived from phenol and found in ripe cheese, ergot, decayed animal tissue, and mistletoe and used for its sympathomimetic action; 4-hydroxyphenethylamine. Formula: (C2H4NH2)C6H4OH
[C20: from tyr(osine) + amine]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˈtaɪ rəˌmin)

an amine, C8H11NO, abundant in ripe cheese as a breakdown product of tyrosine.
[1905–10; tyr (osine) + amine]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.tyramine - amino acid derived from tyrosine; has a sympathomimetic action; found in chocolate and cola drinks and ripe cheese and beer; "patients taking MAOIs should avoid foods containing tyramine"
amino acid, aminoalkanoic acid - organic compounds containing an amino group and a carboxylic acid group; "proteins are composed of various proportions of about 20 common amino acids"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.


n tiramina
English-Spanish/Spanish-English Medical Dictionary Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.
References in periodicals archive ?
"The triggers for primary headaches can be certain foods, such as processed meats that contain tyramine, lack of sleep, skipped meals, changes in weather and stress."
The plant contains flavanoids, polypeptides, choline, acetylcholine, histamine and tyramine. This enables it to be haemostatic, a urinary anti-septic, astringent, diuretic, hypotensive, a circulatory stimulant, anti-uric acid and an emmenagogue.
The key to the assay's success was in the making of designer antibodies to detect a unique biomarker that only shows up when a human host has metabolized a worm neurotransmitter called tyramine. Humans then secrete this biomarker in urine.
GABA, Put, cadaverine (Cad) and tyramine (TY) as imitative of FAA extracted from the column HP-5 (30 m x 0.32 mm i.d) at temperature 110 AdegC for 1 min, tracked by heating rate 25 AdegC to 260 AdegC /min.
* Processed foods containing nitrites, nitrates, sulfites, MSG, or tyramine (an amino acid found in aged cheese and other foods).
No producer wants putrescine or cadaverine in its wines, and consumers who are sensitive to histamine or tyramine don't want them, either.
Wines samples collected during malolactic fermentation were chemically analyzed for: a) Biogenic amines quantification (histamine, tyramine, putrescine, cadaverine and phenylethylamine) from samples collected during malolactic fermentation.
Summary: The interactions of [beta]-phenylethylamine ([beta]-PEA) and tyramine with adrenergic receptor [beta]2 (ADR[beta]2) were studied by molecular docking and molecular dynamics (MD) simulation methods.
Other contents of the mixture consisted of anhydrous caffeine, sensoril ashwagandha extract, bitter orange extract, n-methyltyramine, hordenine, tyramine, octopamine, huperzine A, yohimbine HCL, mucuna pruriens, and Bioperine.
The reagents used in the enzymatic assay including Ampliflu[TM] Red (10-acetyl-3,7-dihydroxyphenoxazine), peroxidase from horseradish, hMAO-A, hMAO-B, [H.sub.2][O.sub.2], tyramine hydrochloride, selegiline, and moclobemide were purchased from Sigma-Aldrich (Steinheim, Germany).
14-23,47,A) described the pharmacology of MAOIs, the mechanism by which tyramine induces hypertension in patients taking MAOIs, and what to tell patients about dietary restrictions associated with these medications.
CHEESE Soft cheese is fine but hard cheese, such as Cheddar, contains high levels of the amino acid tyramine, which makes the brain feel very alert.