ライフサイエンスコーパス: quercetin

1 effects were reported for the plant flavone quercetin.

2 rees C, most of the rutin was transformed to quercetin.

3 as at least 3 times better than that of free quercetin.

4 ethod for the quantification of the released quercetin.

5 glycoferulate, quercetin glycocoumarate and quercetin.

6 as exploited to develop delivery systems for quercetin.

7 erulic, syringic, trans-p-coumaric acids and quercetin.

8 e of insoluble flavonoids, generating mainly quercetin.

9 with cyanidin-3-O-glucoside, kaempferol and quercetin.

10 itro and in vivo analysis of resveratrol and quercetin.

11 dard antioxidants such as phenolic acids and quercetin.

12 availability rate by about 20-fold for total quercetin.

13 selective acetylation of the natural product quercetin.

14 ccinate and catechin and a smaller amount of quercetin.

15 valuated the capacity of orally administered quercetin (0.2%) in 2 month old mdx mice to improve resp

16 Coil saturated with only quercetin (168 mug/g) did not significantly increase Coi

17 mainly glycosylated and acetylated forms of quercetin (22.64 mg/100 g dw) and kaempferol (18.40 mg/1

18 e, epicatechin, 8-hydroxyluteolin 8-sulfate, quercetin 3-(2''-galloyl-alpha-l-arabinopyranoside), and

19 ds gallocatechin, kaempferol 3-glucoside and quercetin 3-glucoside and the stilbenes resveratrol, pic

20 bundant were caftaric acid (12.24 mg/100 g), quercetin 3-glucuronide (29.66 mg/100 g), cyanidin 3-O-g

21 amnosyl)-rutinoside, quercetin-3-O-hexoside, quercetin 3-hydroxy-3-methylglutaryl-glycoside), an O-tr

22 7-O-(2''-O-pentosyl-4''-O-hexosyl)hexoside, quercetin 3-O-(2''-O-hexosyl)rhamnoside, isorhamnetin 3-

23 MD simulations showed that the quercetin 3-O-glucoside molecules have the ability to bi

24 at evaluating the effect of the addition of quercetin 3-O-glucoside on the astringency and bitternes

25 ting factors between treated samples, namely quercetin 3-O-glucoside, luteolin 7-O-glucoside, and cya

26 rmed between the human salivary proteins and quercetin 3-O-glucoside.

27 maroyl-glucoside, delphinidin 3-O-glucoside, quercetin 3-O-glucosyl-xyloside, dihydroquercetin, and q

28 3-O-glucosyl-xyloside, dihydroquercetin, and quercetin 3-O-glucuronide to be discriminant in the dete

29 ehyde) and 56 in CSF (major chlorogenicacid, quercetin 3-O-glucuronide, and p-coumaric acid).

30 glycosides, while red kidney beans contained quercetin 3-O-glycoside and quercetin 3-O-rutinoside (ru

31 under FI and SD due to their high content of quercetin 3-O-rhamnoside and luteolin 7-O-glucoside.

32 jority of flavonoids, in particular those of quercetin 3-O-rhamnoside and quercetin 3-O-rhamnoside-7-

33 icular those of quercetin 3-O-rhamnoside and quercetin 3-O-rhamnoside-7-O-glucoside increased in the

34 Quercetin 3-O-rhamnosyl galactoside and glucoside were h

35 beans contained quercetin 3-O-glycoside and quercetin 3-O-rutinoside (rutin).

36 rans-fertaric acid, isorhapontin, phlorizin, quercetin 3-rhamnoside, and myricitrin.

37 lated and 21 acylated), followed by those of quercetin (3) and those of isorhamnetin, apigenin and lu

38 types were rich in polyphenols, primarily in quercetin-3,4-O-diglucoside, esculetin, rutin and neochl

39 were determined in the extracts from quince, quercetin-3-galactoside (Q-Ga), quercetin-3-rutinoside (

40 Highbush group fruits presented mainly quercetin-3-galactoside in their composition, while Rabb

41 oside (Q-Ga), quercetin-3-rutinoside (Q-Ru), quercetin-3-glucoside (Q-Glu), kaempferol-3-rutinoside (

42 The HPLC-MS analysis showed that quercetin-3-glucoside was the major phenolic compound in

43 roxybenzoic, caffeic acid, sinapic acid, and quercetin-3-glucoside) and marketable yield were investi

44 higher levels of quercetin-3-rhamnoside and quercetin-3-glucuronide.

45 and distinct from that of Z. jujuba in which quercetin-3-O-(2-pentosyl)-rhamnoside was most abundant.

46 r and scoparin), three flavonol derivatives (quercetin-3-O-(2-rhamnosyl)-rutinoside, quercetin-3-O-he

47 ike luteolin-8-C-(2-O-rhamnosyl)hexoside and quercetin-3-O-(6''-acetyl)glucosyl-2''-sinapic acid.

48 eglycosylation of the plant flavonoid rutin (quercetin-3-O-(6-O-alpha-l-rhamnopyranosyl-beta-d-glucop

49 hydroxymethylglutaroyl) were found, of which quercetin-3-O-[4"-(3-hydroxy-3-methylglutaroyl)]-alpha-r

50 A-C, and the flavonoids as rutin pentoside, quercetin-3-O-arabinoside, quercetin glycogallate, querc

51 side), quercetin-3-O-glucoside (quercitrin), quercetin-3-O-arabinoside, quercetin glycohydroxybenzoat

52 ate, quercetin-3-O-rhamnogalactoside, rutin, quercetin-3-O-galactoside (hyperoside), quercetin-3-O-gl

53 icatechin-gallate, 4-p-coumaroylquinic acid, quercetin-3-O-galactosyl-rhamnosyl-glucoside, kaempferol

54 A polar (P) extract contained quercetin-3-O-glucoside (6.27mg/g), together with smalle

55 Quercetin-3-O-rutinoside (rutin), quercetin-3-O-glucoside (isoquercetin) and quercetin hav

56 tin, quercetin-3-O-galactoside (hyperoside), quercetin-3-O-glucoside (quercitrin), quercetin-3-O-arab

57 significant correlation between the dose of quercetin-3-O-glucoside and plasma concentrations of tot

58 Quercetin-3-O-glucoside and vanillic acid were the most

59 acid, quercetin-3-O-robinobioside, rutin and quercetin-3-O-glucoside were dominant in the boiled meth

60 asing doses of a common quercetin glycoside (quercetin-3-O-glucoside) improves endothelial function a

61 rgic activity and all-trans-B-cryptoxanthin, quercetin-3-O-glucoside, isorhamnetin-3-O-(2-rhamnosyl)g

62 r: 1) 0, 2) 50, 3) 100, 4) 200, or 5) 400 mg quercetin-3-O-glucoside.

63 ves (quercetin-3-O-(2-rhamnosyl)-rutinoside, quercetin-3-O-hexoside, quercetin 3-hydroxy-3-methylglut

64 tin-3-O-arabinoside, quercetin glycogallate, quercetin-3-O-rhamnogalactoside, rutin, quercetin-3-O-ga

65 uinic acid, catechin, 4-caffeoylquinic acid, quercetin-3-O-robinobioside, rutin and quercetin-3-O-glu

66 han 49% of the phenolic content, followed by quercetin-3-O-rutinoside (14.99%) and isorhamnetin-O-pen

67 Quercetin-3-O-rutinoside (rutin), quercetin-3-O-glucosid

68 and among the sixteen compounds identified, quercetin-3-O-rutinoside and naringenin corresponded to

69 components in fresh and fermented buds while quercetin-3-O-rutinoside in fresh and fermented berries.

70 d one L. plantarum strains, of dairy origin: quercetin-3-O-rutinoside was the most abundant compound

71 ) coriander: dimethoxycinnamoyl hexoside and quercetin-3-O-rutinoside, (ii) dill: neochlorogenic acid

72 Quercetin-3-O-rutinoside, kaempferol-3-O-rutinoside, and

73 including myrycetin, quercetin, luteolin and quercetin-3-O-rutinoside.

74 as p-hydroxybenzoicacid, procyanidin B1 and quercetin-3-O-rutinoside.

75 Quercetin-3-O-sophoroside was purified from Apocynum ven

76 se II metabolism and microbial catabolism of quercetin-3-O-sophoroside, compared to that of quercetin

77 myricetin, and their mono-glycosylated forms quercetin-3-rhamnoside and myricetrin) on rod opsin stab

78 teye group fruits exhibited higher levels of quercetin-3-rhamnoside and quercetin-3-glucuronide.

79 o highlighted for cryptochlorogenic acid and quercetin-3-rhamnoside that were about ten-fold higher i

80 from quince, quercetin-3-galactoside (Q-Ga), quercetin-3-rutinoside (Q-Ru), quercetin-3-glucoside (Q-

81 ulic acid (65.6%), (+)-catechin (62.4%), and quercetin (59.3%).

82 For quercetin, 95% of its ROS-scavenging and over 77% of its

83 ecular docking studies have highlighted that quercetin, a natural polyphenol belonging to the flavono

84 In the case of quercetin, a promoting effect was observed (+9.8%) when

85 Two quercetin absorption peaks gave complementary informatio

86 We find that quercetin activates Sirt6 via the isoform-specific bindi

87 ercetin-3-O-sophoroside, compared to that of quercetin aglycone.

88 Cysteine, homocysteine, glutathione, quercetin, albumin and tannic reduce bioavailability of

89 on of HES1 or pharmacological treatment with quercetin alleviated cellular senescence of dermal fibro

90 (apigenin, naringenin) and pulse flavonols (quercetin), along with natural extracts, on their bioava

91 ed flavonoids present in other TCMs, such as quercetin, also inactivated the SPI-1 T3SS and attenuate

92 Our study demonstrates that quercetin ameliorates intracellular stresses, regulates

93 monstrate that both kinases are inhibited by quercetin and 16 related flavonoids; IP6K is the preferr

94 tly, MdP2'GT also exhibited activity towards quercetin and adenosine diphosphate glucose (ADPG), kaem

95 It was found that derivatives quercetin and anthocyanin peonidin are the major contrib

96 Interference by quercetin and anthocyanins, jointly, accounted for more

97 Apparent absorption of quercetin and apigenin increased (p < 0.05) 3.3x and 1.5

98 Furthermore, catechin, epicatechin, quercetin and chlorogenic acid were found to be the majo

99 Two natural compounds (quercetin and curcumin) were tested as sensitizing or pr

100 Minor phenolic components - quercetin and epicatechin showed the highest ORAC and TR

101 ing roles for anthocyanins and the flavonols quercetin and isorhamnetin in modulating lateral root de

102 in, and rhamnosyl-galactosides of myricetin, quercetin and isorhamnetin were also found for the first

103 hat mixtures resulting from the oxidation of quercetin and its analogues largely conserve their antio

104 inone) free radical scavenging mechanisms of quercetin and its six colonic catecholic metabolites (ca

105 wo new natural products were obtained namely quercetin and kaempferol 3-O-(5''-O-malonyl)-alpha-l-ara

106 s presented over 65% of total flavonols, but quercetin and kaempferol derivatives were also determine

107 maric, ferulic and sinapic acids, as well as quercetin and kaempferol were identified in analyzed see

108 nts associated with the protective effect of quercetin and myricetin were related to the elevated exp

109 d the effect of two main dietary flavonoids, quercetin and myricetin, in ATP-binding cassette subfami

110 beans were the 3-O-glycosides of kaempferol, quercetin and myricetin; pinto beans contained kaempfero

111 quercetin with myclobutanil metabolized less quercetin and produced less thoracic ATP, the energy sou

112 Also, both quercetin and pyrene reported a higher critical micelle

113 neochlorogenic acids) and other flavonoids (quercetin and quercitrin).

114 n, epicatechin and rutin; while epicatechin, quercetin and rutin were the main contributors in bound

115 ing statistically significant (p < 0.05) for quercetin and rutin.

116 In adults fed combinations of quercetin and the triazole myclobutanil, the expression

117 in-Ciocalteau- and Fe-reducing capacities of quercetin and thirteen structurally related flavonoids w

118 osphate glucose (ADPG), kaempferol and UDPG, quercetin and UDP-galactose, isoliquiritigenin and UDPG,

119 139, L. fermentum 263 or L. fermentum 296), quercetin and/or resveratrol.

120 were found abundant in flavonoids (rutin and quercetin), and phenolic acids (i.e. gallic acid and gen

121 Moreover, IRE-1 activator, Quercetin, and adeno-associated virus serotype-9-deliver

122 The amounts of isorhamnetin, quercetin, and kaempferol increased in fermented buds an

123 oquine, imiquimod, resveratrol, piceatannol, quercetin, and other flavonoids.

124 Coumaroylquinic acid, epicatechin gallate, quercetin, and six other phenolics were identified in ha

125 noid (catechin, eriocitrin, rutin, apigenin, quercetin, apigenin-7-O-glucoside and kaempferol) were q

126 The likely antiviral properties of quercetin are anyway challenged by its very poor oral bi

127 , salicylic and the flavonoids myricetin and quercetin are the compounds that most contribute to the

128 Resveratrol and quercetin are well-known polyphenolic compounds present

129 These data support the efficacy of quercetin as an intervention for DMD in skeletal muscle,

130 green AuNPs and AgNPs were synthesized using quercetin as reducing agent at room temperature.

131 glycosides were found with isorhamnetin and quercetin as the major aglycones.

132 tochemicals, foragers consistently preferred quercetin at all five concentrations tested, as evidence

133 The absorbance of quercetin autooxidation products at 320nm was correlated

134 To understand Sirt6 modulation by quercetin-based compounds, we analysed their binding and

135 ompounds (TPC), total carotenoids, squalene, quercetin, beta-carotene, fucosterol, stigmasterol and a

136 ith defects in a branchpoint enzyme blocking quercetin biosynthesis, formed reduced numbers of latera

137 reased seed yield, oil content, sesamin, and quercetin but increased TFC, TPC, and RSA as well as mos

138 Selected secondary metabolites, sinigrin, quercetin, campesterol, and sitosterol, were confirmed t

139 st sensitivity was obtained for gallic acid, quercetin, catechin, kaempferol, and caffeic acid with d

140 Both natural extracts and apigenin-quercetin combinations synergistically (3-40 fold) downr

141 rotect mice against allergy by using an iron-quercetin complex as an exemplary ligand and to study th

142 This study characterizes the peracetylated quercetin (compound 6) as a more selective platelet-type

143 We identified a peracetylated quercetin (compound 6) that exerts potent inhibitory act

144 on products at 320nm was correlated with the quercetin concentration by linear regression (molar exti

145 ent probe, red wine samples having different quercetin concentrations were used for quantitative anal

146 In addition, UV-B increased leaf quercetin content and total antioxidant capacity.

147 An enrichment was observed in catechin and quercetin content in all fruit beers examined.

148 in SGQDs fluorescence intensity with varying quercetin content revealed good linearity in the 0-50.0

149 Quercetin content was significantly increased in unpolis

150 ST wines likely by decreases in catechin and quercetin contents.

151 Fluorimetry results revealed that quercetin could bind to BLG even at acidic conditions.

152 ination of the senolytic drugs dasatinib and quercetin (D+Q) reduces overall hepatic steatosis.

153 BLG facilitated quercetin-dependent AhR activation and, downstream of Ah

154 ifferences were observed for phlorizin and a quercetin derivative.

155 es, caffeoyl hexoside, luteolin glucuronide, quercetin derivatives and myristin, while A. deliciosa e

156 Furthermore, we find that quercetin derivatives that inhibit rather than activate

157 ulation of phenolic acids, catechin and some quercetin derivatives was also favored by calcium, while

158 may influence bee health by interfering with quercetin detoxification, thereby compromising mitochond

159 nduce MT release like progesterone, ZnSO(4), quercetin, dexamethasone and apomorphine were active in

160 and flavan-3-ols, along with eriodictyol and quercetin diglycosides, were identified.

161 quinic acid; flavonoids, taxifolin hexoside, quercetin dihexoside, apigenin-6,8-dipentoside, and isof

162 clerotiorum genome sequence, we identified a quercetin dioxygenase gene (QDO) and characterized the e

163 lled by a senolytic cocktail, dasatinib plus quercetin (DQ), is fibrogenic.

164 the conversion of rutin to isoquercetin and quercetin during the production of poly(l-lactic acid) f

165 mpounds (naringenin, hesperetin, kaempferol, quercetin, epicatechin, epicatechin gallate, epigallocat

166 ive ranked phenolics (Resveratrol, Curcumin, Quercetin, Epigallocatechin Gallate, and Genistein) for

167 ents (TAE) g(-1) DW) and T. vulgaris (8.55mg quercetin equivalents (QE) g(-1) DW), respectively.

168 ivalents) and 39 and 54mgQEg(-1) of extract (quercetin equivalents).

169 J/g), total flavonoid content (22.89-16.64mg quercetin equivalents/100g) and antioxidant activity (22

170 lents/g of oil), and total flavonoids (6.8mg quercetin equivalents/g of oil).

171 N expression in these cells, confirming that quercetin exerts its effect via SIRT-1.

172 d to C57 and similar between control-fed and quercetin-fed mdx mice.

173 The addition of phospholipid-quercetin formulations increased the Coil stability, mea

174 the conjugated form (mainly glucuronide) of quercetin found in human plasma, the pharmacokinetics re

175 y of phenolic compounds (PCs) ((+)-catechin, quercetin, gallic, ferulic, and caffeic acids) added to

176 was studied after polyphenols ((+)-catechin, quercetin, gallic, ferulic, caffeic acids) were added to

177 f quercetin produced in the reaction between quercetin-glucoside and p-coumaric acid (Q-Glu-p-CouA).

178 tinoside, (ii) dill: neochlorogenic acid and quercetin glucuronide, and (iii) parsley: apigenin-7-api

179 etin glycosinapate, quercetin glycoferulate, quercetin glycocoumarate and quercetin.

180 ycohydroxybenzoate, quercetin glycosinapate, quercetin glycoferulate, quercetin glycocoumarate and qu

181 rutin pentoside, quercetin-3-O-arabinoside, quercetin glycogallate, quercetin-3-O-rhamnogalactoside,

182 ide (quercitrin), quercetin-3-O-arabinoside, quercetin glycohydroxybenzoate, quercetin glycosinapate,

183 ministration of increasing doses of a common quercetin glycoside (quercetin-3-O-glucoside) improves e

184 inol, punicatannin C, flavonoids; phloretin, quercetin glycoside, indolamine; punigratane, and phenol

185 ined mostly isorhamnetin glycosides, whereas quercetin glycosides were typically abundant in most sam

186 We found that quercetin glycosides, dimers and trimer in OP-bread, det

187 arabinoside, quercetin glycohydroxybenzoate, quercetin glycosinapate, quercetin glycoferulate, querce

188 of barley extract were, flavanols>flavonols (quercetin)>hydroxycinnamic acids (ferulic, caffeic, coum

189 , quercetin-3-O-glucoside (isoquercetin) and quercetin have shown antioxidant, cytoprotective, vasopr

190 tin to produce isoquercetin and subsequently quercetin, identified by high performance liquid chromat

191 Several P450s metabolize quercetin in adult workers.

192 show that the adsorption site for pyrene and quercetin in bile salt micelles is more hydrophobic than

193 etected in BDC and cyanidine-3-glucoside and quercetin in CEL.

194 g) was assessed to improve the solubility of quercetin in Coil and enhance its oxidative stability.

195 -free method for improving the solubility of quercetin in Coil and enhance its oxidative stability.

196 Results showed that the solubility of quercetin in Coil increased up to 7.7-fold by phospholip

197 The solubility of quercetin in Coil was correlated to the phospholipid con

198 conducted for quantitative determination of quercetin in food and fruit juice samples based on a gre

199 ific glucuronidase could yield free systemic quercetin in human body.

200 uccessfully applied for the determination of quercetin in onion, tomato, apple and orange juice sampl

201 QDs) was designed for real-time detection of quercetin in red wine samples.

202 t hypaconitine, mesaconitine, higenamine and quercetin in SND can directly bind to TNF-alpha, reduce

203 Finally, the solubility of quercetin in the DESs was higher than in water, especial

204 Chlorogenic acid and quercetin in the fruit from C.IZC were associated with m

205 Also, the solubility of quercetin in water and in the two eutectic mixtures was

206 ck rices were ferulic and vanillic acids and quercetin, in red rice types, they were ferulic, syringi

207 Eriodictyol, luteolin, and quercetin increased absorbance values (without substrate

208 so indicate the development of age-dependent quercetin insensitivity when continued supplementation f

209 t yellow) was also noticed after addition of quercetin into a solution of SGQDs.

210 -regulating multiple detoxifying P450 genes, quercetin is a negative transcriptional regulator of mit

211 Oxidation of a phenolic group in quercetin is assumed to compromise its antioxidant prope

212 After the enzymatic reaction, quercetin is extracted with ethyl acetate, and subsequen

213 The flavonol quercetin is found ubiquitously and abundantly in pollen

214 the A20-inducing effect of ikarugamycin and quercetin is lower in CF-derived airway epithelial cells

215 hnics have then very recently confirmed that quercetin is reasonably a potent inhibitor of 3CLpro.

216 ficient group of more potent scavengers than quercetin itself, able to deactivate various free radica

217 feic acid derivatives) and eight flavonoids (quercetin, kaempferol and isorhamnetin glycoside derivat

218 d, chlorogenic acid, cryptochlorogenic acid, quercetin, kaempferol and their glycosides were identifi

219 cantly more flavonoids, including myricetin, quercetin, kaempferol, apigenin, and carotenoids such as

220 Quercetin, kaempferol-3-O-rutinoside, and peonidin-3-sam

221 llic acid/kg of syrup) and 658.45+/-27.86(mg quercetin/kg of syrup), respectively.

222 n-inhibitory actions, a bioavailable form of quercetin, like Quercetin Phytosome((R)), should be cons

223 owed more phenolics of GA (gallic acid), QT (quercetin), LT (luteolin) in ACE (acetone) and RT (rutin

224 ic acid and flavonoids, including myrycetin, quercetin, luteolin and quercetin-3-O-rutinoside.

225 power, with pinoresinol, p-coumaric acid and quercetin making the greater contributions.

226 Using HPLC-coupled ESI-MS/MS, quercetin metabolites, including methylated and sulfonyl

227 a broadly substrate-specific P450 with high quercetin-metabolizing activity, identified six triazole

228 /g), together with smaller concentrations of quercetin, myricetin and luteolin flavonoids, accounting

229 effects of four common bioactive flavonoids (quercetin, myricetin, and their mono-glycosylated forms

230 Compounds in aglycone form (quercetin, myricetin, chrysin, and luteolin) showed stro

231 on phenolic compounds content confirmed that quercetin, naringenin, caffeoylquinic acid, hydroxypheny

232 O-rutinoside, kaempferol-3-O-rutinoside, and quercetin-O-galloly-O-hexoside were the principal phenol

233 gallic acid, theogallin, galloyl-O-hexoside, quercetin-O-hexoside and pyrogallol.

234 D cells abolished the normalizing effects of quercetin on RV-induced IFN expression in these cells, c

235 HSCs by 'senolytic' treatment with dasatinib/quercetin or ABT-263 inhibits tumour progression.

236 rk was the coencapsulation of echium oil and quercetin or sinapic acid by microfluidic and ionic gela

237 The occurrence of the quercetin oxidation metabolite 2-(3,4-dihydroxybenzoyl)-

238 e absorption spectrum gave information about quercetin partitioning.

239 altering pH, we showed that only non-ionised quercetin partitions into micelles.

240 A phospholipid delivery form of quercetin (Quercetin Phytosome((R))) has been recently tested in hu

241 ions, a bioavailable form of quercetin, like Quercetin Phytosome((R)), should be considered a possibl

242 idin-3-O-galactoside, epicatechin, rutin and quercetin) present in black chokeberries.

243 Inhibition of SIRT-1 in quercetin-pretreated COPD cells abolished the normalizin

244 pferol-3-glucoside (K-Glu) and derivative of quercetin produced in the reaction between quercetin-glu

245 Bioaccessible fractions of quercetin, protocatechuic and p-coumaric acids presented

246 PG), (-)-epigallocatechin gallate (EGCG) and quercetin (Q).

247 he copigments, CCC allowed the separation of quercetin(Q)-3-arabinoside, Q-3-rutinoside Q-3-rhamnosid

248 of combinations of lettuce extract (LE) with quercetin (QC), green tea extract (GTE) or grape seed ex

249 ogen (PG) to improve the water solubility of quercetin (QC).

250 Quercetin (QE) and gallic acid (GA) were used as referen

251 ng metastasis of breast cancer by delivering quercetin (QU) using LyP-1-functionalized regenerated si

252 clodextrin inclusion complex (beta-CD-IC) of quercetin (QU) was performed.

253 investigated the effect of three flavonoids, quercetin (QUC), naringenin, and silymarim on inflammaso

254 oids naringin (NAR), neohesperidin (NEO) and quercetin (QUER) on aflatoxins accumulation by a selecte

255 A phospholipid delivery form of quercetin (Quercetin Phytosome((R))) has been recently t

256 glucoside and plasma concentrations of total quercetin (R(2) = 0.52, P < 0.001) and isorhamnetin (R(2

257 axation of the brachial artery with doses of quercetin ranging from 50 to 400 mg in healthy men and w

258 idant activity in HepG2 cells; 25 and 250muM quercetin reduced fluorescence by 17.1+/-0.9% and 58.6+/

259 ctivity was observed; 50muM (+)-catechin and quercetin reduced fluorescence by 54.1+/-1.4% and 63.6+/

260 de a structural basis for Sirtuin effects of quercetin-related compounds and helpful insights for Sir

261 the quantification of catechin, epicatechin, quercetin, resveratrol, caffeic acid, gallic acid, p-cou

262 red for three days on diets with and without quercetin revealed that, in addition to up-regulating mu

263 ncy of quercetin, was investigated in twenty quercetin-rich plant foods.

264 We validated our interpretation by studying quercetin's interaction with SDS micelles.

265 The environmental sensitivity of quercetin's UV-visible absorption spectrum gave informat

266 xidants using hepatocarcinoma (HepG2) cells, quercetin showed antioxidant activity in HepG2 cells; 25

267 The material with the highest proportion of quercetin showed the highest antioxidant activity which

268 Quercetin shows the highest affinity for complexing with

269 seven of cinnamon (gallic acid, tannic acid, quercetin, sinapic acid, cinnamic acid, eugenol and cinn

270 d, sulfated and both methylated and sulfated quercetin sophoroside in the plasma following jejunal in

271 This novel finding, that quercetin sophoroside was absorbed intact, without degly

272 ation of 2.8%, was obtained on a 30 ng mL(-1)quercetin standard solution (n = 3).

273 Quercetin, stigmasterol, and linoleic and oleic acid gly

274 Quercetin supplementation may be a beneficial treatment

275 Oral quercetin supplementation protected respiratory function

276 atment but appeared to become insensitive to quercetin thereafter.

277 be substantially quenched by the addition of quercetin through inner filter effect (IFE) mechanism.

278 Binding of iron-quercetin to BLG was modeled and confirmed by spectrosco

279 Daily administration of quercetin to diabetic pregnant mice during the hyperglyc

280 using a naturally occurring Nos2 inhibitor, quercetin, to prevent NTDs in the embryos of diabetic mi

281 Quercetin treatment decreased the levels of Nos2 express

282 While insect populations subjected to quercetin treatments were not found to be significantly

283 Pyrene fluorescence and the quercetin UV-visible spectra show that the adsorption si

284 acid DHA (docosahexaenoic acid), piracetam, quercetin, vitamin D and resveratrol as potential longev

285 The protection of nanoencapsulated quercetin was at least 3 times better than that of free

286 s found in untreated fruits, on the contrary quercetin was detected during fermentation.

287 As a second aim, the solubility of quercetin was determined.

288 Quercetin was efficiently entrapped (>93%).

289 After binding to BLG, quercetin was nanoencapsulated within soft-condensed nan

290 Quercetin was not released (<3.5% during 6h) in simulate

291 Finally, quercetin was remarkably more soluble in the studied DES

292 tably higher than the antioxidant potency of quercetin, was investigated in twenty quercetin-rich pla

293 rstand the bioaccessibility of the flavonoid quercetin we studied its interaction with bile salt mice

294 Gallic acid and quercetin were detected in only bound and free-form, res

295 orced degradation studies of resveratrol and quercetin were established and the method's applicabilit

296 phenolic content, with vanillin, eugenol and quercetin were predominating.

297 Pretreatment with quercetin, which increases SIRT-1 expression, normalized

298 , decomposed during baking and released free quercetin, which points to their thermal instability.

299 sm assays verified that adult bees consuming quercetin with myclobutanil metabolized less quercetin a

300 Quercetin yield in citric acid media increased with chan