Quercitrin


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Related to Quercitrin: quercetin, Rutin

Quer´cit`rin


n.1.(Chem.) A glucoside extracted from the bark of the oak (Quercus) as a bitter citron-yellow crystalline substance, used as a pigment and called quercitron.
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive ?
The following quercetin derivatives were identified and determined quantitatively: rutin, hyperoside, isoquercitrin, avicularin, and quercitrin. The total content of these quercetin glycosides varied from 168.5 [+ or -] 5.0 [micro]g/g (cv.
They contain apigenin, rutin, luteolin, quercetin-3-O-arabinosyl-glucoside, quercetin-3-o-rhamnoside quercitrin, scutellarein, nepetin, amentoflavone, and bilobetin [3, 23-27] (Figure 2).
acid; b-pinene; b-sitosterol-glucoside; borneol; bornyl acetate; camphor; caprionic acid; carvone; cinnamic acid methyl ester; cinnamic alcohol; confertiflorin; confertifolin; ellagic acid; fenchone; formic acid; gallic acid; isodrimeninol; isodrimenol; isopolygodial; isorhamnetin; isotadeonal; kaempferol; malic acid; melissic acid; P-cymol; persicarin; persicarin-7-methyl ether; phellandrene; poligonone; polygodial; polygonal; polygonolide; quercetin; quercetin-7-glucoside; quercitrin; rhamnazin; rhamnesin; rutin; sitosterol; tannic acid; terpineol; valerianic acid [17].
Immunomodulatory pretreatment with Kalanchoe pinnata extract and its quercitrin flavonoid effectively protects mice against fatal anaphylactic shock.
The flavonoids quercetin, quercitrin and rutin have all been found to have antiviral effects against coxsackie, Herpes simplex, measles, parainfluenza and polio viruses.
halliana tea, and the contents of quercitrin, 3-hydroxyphloridzin, and phloridzin in M.
Chen, "Quercetin, but not rutin and quercitrin, prevention of [H.sub.2][O.sub.2]- induced apoptosis via anti-oxidant activity and heme oxygenase 1 gene expression in macrophages," Biochemical Pharmacology, vol.
The most important secondary metabolites present in the drug are phloroglucinols (hyperforin, adhyperforin), naphtodianthrones (hypericin, pseudohypericin), flavonoids (rutin, quercetin, quercitrin, isoquercitrin, hyperoside, and amentoflavone), phenolic acids, and small amounts of essential oil.
pilosa contains multiple bioactive compounds including agrimonolide, quercetin, quercitrin, hyperoside, taxifoliol, and luteolin-7-O-beta-D-glucopyranoside which are generally considered to be the source of its biological activities and therapeutic uses (Chen and Kang, 2014; Huang et al., 2015).
- Standardized on flavanoids: Quarcetin 3-glucoronide >0.4%, Quercitrin >0.1%
Hyperoside, rutin, quercitrin, phloridzin, phloretin, caffeic acid, and chlorogenic acid standards were purchased from Extrasynthese (Genay, France), (+)-catechin and (-)-epicatechin from Fluka (Buchs, Switzerland) and avicularin and isoquercitrin from Chromadex (Santa Ana, USA).
Ellagic acid, quercitrin hydrate, and catalpol were purchased from Sigma Chemicals (Saint Louis, MO).