catechin

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cat·e·chin

 (kăt′ĭ-kĭn′)
n.
1. A flavonoid, C15H14O6, originally derived from catechu, found in various foods such as green tea, cacao, and many fruits, and used in tanning and dyeing.
2. Any of various isomers or derivatives of this compound. In both senses also called catechol.

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.

catechin

(ˈkætəkɪn)
n
1. (Biochemistry) a soluble yellow solid substance found in catechu and mahogany wood and used in tanning and dyeing. Formula: C15H14O6
2. (Dyeing) a soluble yellow solid substance found in catechu and mahogany wood and used in tanning and dyeing. Formula: C15H14O6
3. (Tanning) a soluble yellow solid substance found in catechu and mahogany wood and used in tanning and dyeing. Formula: C15H14O6
[C19: from catechu + -in]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

cat•e•chin

(ˈkæt ɪ tʃɪn, -kɪn)

n.
a yellow, astringent compound, C15H14O6, used in tanning and dyeing.
[1850–55; catech (u) + -in1]
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.catechin - a tannic acid that is extracted from black catechu as a white crystalline substance
tannic acid, tannin - any of various complex phenolic substances of plant origin; used in tanning and in medicine
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations
References in periodicals archive ?
Both groups reduced both diastolic and systolic blood pressures, but the reduction was larger in the high cocoa group, suggesting that the higher amount of antioxidant epicatechin present in cocoa may be strong in reducing blood pressure.
The benefits are thought to be down to compounds called flavanols in cocoa, particularly one called epicatechin that helps keep blood vessel walls elastic.
Epicatechin gallate and catechin gallate are superior to epigallocatechin gallate in growth suppression and anti-inflammatory activities in pancreatic tumor cells.
Catechins of green tea include epicatechin-3-gallate (ECG), epigallocatechin-3-gallate (EGCG), epicatechin (EC) and epigallocatechin (EGC).
Unlike dark chocolate, milk chocolate has little of one crucial flavanol, epicatechin, left in it after processing.
Green tea, derived from leaves of Camilla sinensis, is rich in polyphenols including catechin, epicatechin gallate and epigallocatechin-3-gallate and has been used in traditional medicine for the treatment of metabolic disorders, including hypertension, obesity and cardiovascular disease.
It was assumed in an in vitro study that epicatechin monomers from cocoa combine with NF-KB (involved in expression of various cytokines including TNF-[alpha]) and inhibit stimulation of T lymphocytes consequently preventing the release of cytokines.35
It is also rich in antioxidants, such as epicatechin, which is a heart-healthy compound found in dark chocolate and green tea.
It's probably those flavonoids again - mainly epicatechin - helping blood flow to the brain and keeping nerve cells healthy.
However, while epicatechin has been shown to be able to reverse the effects of stressors that impede learning and memory (both ITM and LTM) formation (Knezevic and Lukowiak, 2014; Knezevic et al., 2016), it is unclear what the effect of epicatechin would be when combined with a stressor that enhances LTM formation.
The extract was subjected to column chromatography for isolation and fractions analysed by HPLC to confirm catechin, epicatechin, gallic acid and quercetin.