Results 41 to 50 of about 141,999 (309)

Protective Effect of Quercetin 3-O-Glucuronide against Cisplatin Cytotoxicity in Renal Tubular Cells

open access: yesMolecules, 2022
Quercetin, a flavonoid with promising therapeutic potential, has been shown to protect from cisplatin nephrotoxicity in rats following intraperitoneal injection, but its low bioavailability curtails its prospective clinical utility in oral therapy.
Daniel Muñoz-Reyes   +7 more
doaj   +1 more source

Prevention of quercetin precipitation in red wines: a promising enzymatic solution

open access: yesOENO One, 2022
Flavonols are known for causing undesirable deposits in both red and white wines. Among flavonols, quercetin is widely considered the principal factor determining this phenomenon. One of the most accredited hypotheses claims that glycosylated derivatives
Veronica Vendramin   +6 more
doaj   +1 more source

In vitro catabolism of quercetin by human fecal bacteria and the antioxidant capacity of its catabolites

open access: yesFood & Nutrition Research, 2014
Background: Part of quercetin flows into the colon after escaping the absorption of the small intestine and will be degraded by colonic microbiota. The catabolites in the colon partially determine the physiological activity of quercetin.
Xichun Peng   +5 more
doaj   +1 more source

Stability of quercetin in DMEM and cell culture with A549 cells

open access: yeseFood, 2022
Quercetin is evidently unstable in Dulbecco's modified Eagle's medium (DMEM) at 37°C. However, the underlying mechanism of this instability is not clear yet. The stability and new degradation products of quercetin in DMEM at 37°C were investigated via in
Hui Cao   +4 more
doaj   +1 more source

Quercetin-Mediated Silver Nanoparticle Formation for the Colorimetric Detection of Infectious Pathogens Coupled with Loop-Mediated Isothermal Amplification

open access: yes, 2023
Here, quercetin-mediated silver nanoparticle (AgNP) formation combined with loop-mediated isothermal amplification (LAMP) was introduced to colorimetrically detect two major infectious pathogens, SARS-CoV-2 and Enterococcus faecium, using a foldable PMMA
Nae Yoon Lee (2524936)   +5 more
core   +1 more source

Quercetin and Thyroid

open access: yesAntioxidants
Quercetin is the most abundant flavonoid present in fruits and vegetables. For its antiproliferative, antiviral, anti-inflammatory and antioxidants activities, it is an active ingredient of several herbal remedies and is available as a nutraceutical. Experimental studies performed in vitro have demonstrated that quercetin inhibits growth and function ...
Cesidio Giuliani   +3 more
openaire   +3 more sources

Adsorption of Quercetin on Brown Rice and Almond Protein Matrices: Effect of Quercetin Concentration

open access: yesFoods, 2022
Plant-based proteins are very often used as carriers of different phenolic compounds. For that purpose, complexation of quercetin with almond and brown rice protein matrices was investigated.
Mirela Kopjar   +4 more
doaj   +1 more source

Quercetin attenuates renal ischemia/reperfusion injury via an activation of AMP-activated protein kinase-regulated autophagy pathway

open access: yes, 2017
Renal ischemia/reperfusion (I/R) is a major cause of acute renal failure. Quercetin, a flavonoid antioxidant, presents in many kinds of food. The molecular mechanism of quercetin on renal protection during I/R is still unclear.
Chen, Bo-Lin;Wang, Li-Ting;Huang, Kuo-How;Wang, Ching-Chia;Chiang, Chih-Kang;Liu, Shing-Hwa   +1 more
core   +1 more source

Bioavailability of the flavonol quercetin in neonatal calves after oral administration of quercetin aglycone or rutin. [PDF]

open access: yes, 2015
Polyphenols, such as flavonoids, are secondary plant metabolites with potentially health-promoting properties. In newborn calves flavonoids may improve health status, but little is known about the systemically availability of flavonoids in calves to ...
Wolffram, S   +6 more
core   +1 more source

PHYTOCHEMICAL STUDIES ON ASTER SQUAMATUS L. PART III: CONSTITUENTS OF THE LEAVES [PDF]

open access: yesBulletin of Pharmaceutical Sciences. Assiut University, 1986
From the air- dried powdered leaves of Aster squamatus L., we isolated and identified quercetin-3-methyl ether, quercetin-4'-methyl-ether, Kaempferol, quercetin, quercetin-3-O- diarabinoside, quercetin-3-methyl ether-4'-O- dirhamnoside, a saturated ...
S. Ross, H. Sayed
doaj   +1 more source

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