flavanone

4H-1- benzopyran-4-one, 2,3-dihydro-2-phenyl- 2,3- dihydro-2-phenyl-4H-1-benzopyran-4-one 2,3- dihydro-2-phenyl-4H-benzopyran-4-one 2 3- dihydroflavone 2,3- dihydroflavone 4- flavanone flavone, 2,3-dihydro- 2- phenyl-2,3-dihydro-4H-chromen-4-one 2- phenyl-2,3-dihydrochromen-4-one 2- phenyl-3,4-dihydro-2H-1-benzopyran-4-one 2- phenyl-4-chromanone 2- phenyl-chroman-4-one 2- phenylchroman-4-one 2- phenylchromanone PubMed: Effect of calcium on strawberry fruit flavonoid pathway gene expression and anthocyanin accumulation. PubMed: Hesperidin, nobiletin, and tangeretin are collectively responsible for the anti-neuroinflammatory capacity of tangerine peel (Citri reticulatae pericarpium). PubMed: Active naringin-chitosan films: impact of UV irradiation. PubMed: Identification of phenolic compositions and the antioxidant capacity of mandarin juices and wines. PubMed: Blue light irradiation affects anthocyanin content and enzyme activities involved in postharvest strawberry fruit. PubMed: Metabolite profiling of polyphenols in peels of Citrus limetta Risso by combination of preparative high-speed countercurrent chromatography and LC-ESI-MS/MS. PubMed: Phenylalanine ammonia-lyase, flavanone 3β-hydroxylase and flavonol synthase enzyme activity by a new in vitro assay method in berry fruits. PubMed: Volunteer Stratification Is More Relevant than Technological Treatment in Orange Juice Flavanone Bioavailability. PubMed: New highly in vitro antioxidative 3,8″-linked Biflav(an)ones and Flavanone-C-glycosides from Garcinia buchananii stem bark. PubMed: Absorption, metabolism, and excretion of fermented orange juice (poly)phenols in rats. PubMed: Identifying 2 prenylflavanones as potential hepatotoxic compounds in the ethanol extract of Sophora flavescens. PubMed: Hydrolysis of flavanone glycosides by β-glucosidase from Pyrococcus furiosus and its application to the production of flavanone aglycones from citrus extracts. PubMed: Targeted analysis of polyphenol metabolism during development of hop (Humulus lupulus L.) cones following treatment with prohexadione-calcium. PubMed: Antioxidant activity and spectroscopic data of isoxanthohomol oxime and related compounds. PubMed: Fermented orange juice: source of higher carotenoid and flavanone contents. PubMed: First action methods adopted for flavanols, SMPRs approved for ingredients and heavy metals. PubMed: NMR metabolomics for identification of adenosine A1 receptor binding compounds from Boesenbergia rotunda rhizomes extract. PubMed: Genetic engineering of novel bluer-colored chrysanthemums produced by accumulation of delphinidin-based anthocyanins. PubMed: Effects of naringenin and its phase II metabolites on in vitro human macrophage gene expression. PubMed: Dietary flavonoid and lignan intake and mortality in a Spanish cohort. PubMed: Polymethoxylated, C- and O-glycosyl flavonoids in tangelo (Citrus reticulata×Citrus paradisi) juice and their influence on antioxidant properties. PubMed: Preparative thin-layer chromatographic separation followed by identification of antifungal compound in Cassia laevigata by RP-HPLC and GC-MS. PubMed: RNA interference silencing of CHS greatly alters the growth pattern of apple (Malus x domestica). PubMed: Effects of molecular structure of polyphenols on their noncovalent interactions with oat β-glucan. PubMed: Dynamic residual complexity of the isoliquiritigenin-liquiritigenin interconversion during bioassay. PubMed: Identification of metabolic profiling of cell culture of licorice compared with its native one. PubMed: Phenotypic changes associated with RNA interference silencing of chalcone synthase in apple (Malus × domestica). PubMed: Enzyme-based online monitoring and measurement of antioxidant activity using an optical oxygen sensor coupled to an HPLC system. PubMed: Assessment of dietary flavonoid intake among 50-year-old inhabitants of Wroclaw in 2008. PubMed: Metabolism of 7-ethoxycoumarin, safrole, flavanone and hydroxyflavanone by cytochrome P450 2A6 variants. PubMed: Empirical, thermodynamic and quantum-chemical investigations of inclusion complexation between flavanones and (2-hydroxypropyl)-cyclodextrins. PubMed: The risk of lung cancer related to dietary intake of flavonoids. PubMed: Differential expression of anthocyanin biosynthetic genes and transcription factor PcMYB10 in pears (Pyrus communis L.). PubMed: Anti-inflammatory effects of naringin in chronic pulmonary neutrophilic inflammation in cigarette smoke-exposed rats. PubMed: HPLC-PDA-MS and NMR characterization of a hydroalcoholic extract of Citrus aurantium L. var. amara peel with antiedematogenic activity. PubMed: Purification of naringin and neohesperidin from Huyou (Citrus changshanensis) fruit and their effects on glucose consumption in human HepG2 cells. PubMed: Altered leaf colour is associated with increased superoxide-scavenging activity in aureusidin-producing transgenic plants. PubMed: Flavonoid deactivation of excited state flavins: reaction monitoring by mass spectrometry. PubMed: The composition of volatile aroma components, flavanones, and polymethoxylated flavones in Shiikuwasha (Citrus depressa Hayata) peels of different cultivation lines. PubMed: Bioevaluation of human serum albumin-hesperidin bioconjugate: insight into protein vector function and conformation. PubMed: The naringenin-induced proapoptotic effect in breast cancer cell lines holds out against a high bisphenol a background. PubMed: Liquiritigenin inhibits tumor growth and vascularization in a mouse model of HeLa cells. PubMed: Naringenin inhibits extracellular matrix production via extracellular signal-regulated kinase pathways in nasal polyp-derived fibroblasts. PubMed: Engineering the production of major catechins by Escherichia coli carrying metabolite genes of Camellia sinensis. PubMed: Accumulation of tilianin and rosmarinic acid and expression of phenylpropanoid biosynthetic genes in Agastache rugosa. PubMed: Synthesis of naringin 6"-ricinoleate using immobilized lipase. PubMed: Citrus flavanones: what is their role in cardiovascular protection? PubMed: Habitual flavonoid intakes are positively associated with bone mineral density in women. PubMed: Inhibition of quorum sensing (QS) in Yersinia enterocolitica by an orange extract rich in glycosylated flavanones. PubMed: Inhibitory effect of liquiritigenin on migration via downregulation proMMP-2 and PI3K/Akt signaling pathway in human lung adenocarcinoma A549 cells. PubMed: Elevated gene expression in chalcone synthase enzyme suggests an increased production of flavonoids in skin and synchronized red cell cultures of North American native grape berries. PubMed: Dietary flavonoids and risk of stroke in women. PubMed: Re-examination of chromogenic quantitative assays for determining flavonoid content. PubMed: Efficient modification of floral traits by heavy-ion beam irradiation on transgenic Torenia. PubMed: Tandemly arranged chalcone synthase A genes contribute to the spatially regulated expression of siRNA and the natural bicolor floral phenotype in Petunia hybrida. PubMed: Isolation and structure elucidation of highly antioxidative 3,8″-linked biflavanones and flavanone-C-glycosides from Garcinia buchananii bark. PubMed: Bioactive polyphenols in leaves, stems, and berries of Saskatoon (Amelanchier alnifolia Nutt.) cultivars. PubMed: Transport mechanisms of flavanone aglycones across Caco-2 cell monolayers and artificial PAMPA membranes. PubMed: Binding of citrus flavanones and their glucuronides and chalcones to human serum albumin. PubMed: Isolation and identification of flavonoids accumulated in proanthocyanidin-free barley. PubMed: Characterization of two distinct glycosyl hydrolase family 78 alpha-L-rhamnosidases from Pediococcus acidilactici. PubMed: Cardamonin suppresses nitric oxide production via blocking the IFN-γ/STAT pathway in endotoxin-challenged peritoneal macrophages of ICR mice. PubMed: Estimated dietary intakes of flavonols, flavanones and flavones in the European Prospective Investigation into Cancer and Nutrition (EPIC) 24 hour dietary recall cohort. PubMed: Influence of rootstock and cultivar on bioactive compounds in citrus peels. PubMed: Seasonal variation of defense-related gene expression in leaves from Bois noir affected and recovered grapevines. PubMed: NMR investigation of a novel excipient, α-glucosylhesperidin, as a suitable solubilizing agent for poorly water-soluble drugs. PubMed: Physicochemical properties of acidified skim milk gels containing cocoa flavanols. PubMed: Anthocyanin accumulation and expression of anthocyanin biosynthetic genes in radish (Raphanus sativus). PubMed: [Flavonoids--bioactive compounds in fruits juice]. PubMed: The citrus flavonoid hesperidin induces p53 and inhibits NF-κB activation in order to trigger apoptosis in NALM-6 cells: involvement of PPARγ-dependent mechanism. PubMed: High temperature reduces apple fruit colour via modulation of the anthocyanin regulatory complex. PubMed: Analysis of bioactive compounds in seven citrus cultivars. PubMed: Flavonoid intake in relation to cognitive function in later life in the Lothian Birth Cohort 1936. PubMed: Isolation and identification of compounds responsible for antioxidant capacity of Euryale ferox seeds. PubMed: Effect of flavonoids on basal and insulin-stimulated 2-deoxyglucose uptake in adipocytes. PubMed: Inactivation of nuclear factor-κB by citrus flavanone hesperidin contributes to apoptosis and chemo-sensitizing effect in Ramos cells. PubMed: (+)-methyl jasmonate-induced bioformation of myricetin, quercetin and kaempferol in red raspberries. PubMed: Fruit polyphenols and CVD risk: a review of human intervention studies. PubMed: Potent modification of inducible CYP1A1 expression by flavonoids. PubMed: Liquiritigenin induces mitochondria-mediated apoptosis via cytochrome c release and caspases activation in HeLa Cells. PubMed: Chemical synthesis of citrus flavanone glucuronides. PubMed: Antimicrobial properties of prunin, a citric flavanone glucoside, and its prunin 6″-O-lauroyl ester. PubMed: Chemical characterization of orange juice from trees infected with citrus greening (Huanglongbing). PubMed: Stereoselective conjugation, transport and bioactivity of s- and R-hesperetin enantiomers in vitro. PubMed: Concentration and solubility of flavanones in orange beverages affect their bioavailability in humans. PubMed: Polymethoxylated flavones, flavanone glycosides, carotenoids, and antioxidants in different cultivation types of tangerines ( Citrus reticulata Blanco cv. Sainampueng) from Northern Thailand. PubMed: Identification of bioactive compounds from flowers of black elder (Sambucus nigra L.) that activate the human peroxisome proliferator-activated receptor (PPAR) gamma. PubMed: Flavonoid composition and antioxidant activity of juices from Chinotto ( Citrus x myrtifolia Raf.) fruits at different ripening stages. PubMed: The effect of co-administered flavonoids on the metabolism of hesperetin and the disposition of its metabolites in Caco-2 cell monolayers. PubMed: Bioactive phenolics and antioxidant propensity of flavedo extracts of Mauritian citrus fruits: potential prophylactic ingredients for functional foods application. PubMed: Differential expression of CHS7 and CHS8 genes in soybean. PubMed: Lippia origanoides chemotype differentiation based on essential oil GC-MS and principal component analysis. PubMed: Quercetin and naringenin transport across human intestinal Caco-2 cells. PubMed: Dietary flavonoid intake and colorectal cancer: a case-control study. PubMed: A citrus extract containing flavanones represses plasminogen activator inhibitor-1 (PAI-1) expression and regulates multiple inflammatory, tissue repair, and fibrosis genes in human colon fibroblasts. PubMed: Some phenolic compounds increase the nitric oxide level in endothelial cells in vitro. PubMed: Efficient synthesis of flavanone glucuronides. PubMed: Efficacy of the potential chemopreventive agent, hesperetin (citrus flavanone), on 1,2-dimethylhydrazine induced colon carcinogenesis. PubMed: Bioavailability of C-linked dihydrochalcone and flavanone glucosides in humans following ingestion of unfermented and fermented rooibos teas. PubMed: The citrus flavanone naringenin inhibits inflammatory signalling in glial cells and protects against neuroinflammatory injury. PubMed: Measuring flavonoid enzyme activities in tissues of fruit species. PubMed: Tyrosinase inhibitory polyphenols from roots of Morus lhou. PubMed: Environmental and seasonal influences on red raspberry anthocyanin antioxidant contents and identification of quantitative traits loci (QTL). PubMed: Effect of liquiritigenin, a flavanone existed from Radix glycyrrhizae on pro-apoptotic in SMMC-7721 cells. PubMed: Analysis of flavonoids in propolis and Ginkgo biloba by micellar electrokinetic capillary chromatography. PubMed: Bioavailability and metabolism of orange juice flavanones in humans: impact of a full-fat yogurt. PubMed: Inhibitory activities of prenylated flavonoids from Sophora flavescens against aldose reductase and generation of advanced glycation endproducts. PubMed: Absorption, metabolism and excretion of flavanones from single portions of orange fruit and juice and effects of anthropometric variables and contraceptive pill use on flavanone excretion. PubMed: Inhibitory effects of flavonoids on aldehyde oxidase activity. PubMed: A chalcone synthase-like gene is highly expressed in the tapetum of both wheat (Triticum aestivum L.) and triticale (xTriticosecale Wittmack). PubMed: Dietary flavonoid sources in Australian adults. PubMed: Phenolic compounds and antioxidant activity of extracts from ultrasonic treatment of Satsuma Mandarin (Citrus unshiu Marc.) peels. PubMed: In vivo pharmacokinetics of hesperidin are affected by treatment with glucosidase-like BglA protein isolated from yeasts. PubMed: Development of a potential reference material for evaluating antioxidant activity. PubMed: Flavonoid profiling and biosynthetic gene expression in flesh and peel of two tomato genotypes grown under UV-B-depleted conditions during ripening. PubMed: Estimating bergamot juice adulteration of lemon juice by high-performance liquid chromatography (HPLC) analysis of flavanone glycosides. PubMed: LC-DAD-MS (ESI+) analysis and antioxidant capacity of crocus sativus petal extracts. PubMed: Characterization of phenolic compounds in rooibos tea. PubMed: Cytotoxic chalcones and antioxidants from the fruits of a Syzygium samarangense (Wax Jambu). PubMed: Polyphenols and antioxidant properties of almond skins: influence of industrial processing. PubMed: Differential effects of dietary flavonoids on reactive oxygen and nitrogen species generation and changes in antioxidant enzyme expression induced by proinflammatory cytokines in Chang Liver cells. PubMed: Minerals, phenolic compounds, and antioxidant capacity of citrus peel extract by hot water. PubMed: Transepithelial transport of flavanone in intestinal Caco-2 cell monolayers. PubMed: Plant-derived polyphenols attenuate lipopolysaccharide-induced nitric oxide and tumour necrosis factor production in murine microglia and macrophages. PubMed: [Effects of flavonoids with different structures on proliferation of leukemia cell line HL-60]. PubMed: Molecular and biochemical characterization of benzalacetone synthase and chalcone synthase genes and their proteins from raspberry (Rubus idaeus L.). PubMed: Activation of pro-survival Akt and ERK1/2 signalling pathways underlie the anti-apoptotic effects of flavanones in cortical neurons. PubMed: In vitro synthesis of curcuminoids by type III polyketide synthase from Oryza sativa. PubMed: Permeability profile estimation of flavonoids and other phenolic compounds by biopartitioning micellar capillary chromatography. PubMed: Isoflavonoids in non-leguminous taxa: a rarity or a rule? PubMed: Inhibition of the formation of the neurotoxin 5-S-cysteinyl-dopamine by polyphenols. PubMed: Kinetic model for the antiradical activity of the isolated p-catechol group in flavanone type structures using the free stable radical 2,2-diphenyl-1-picrylhydrazyl as the antiradical probe. PubMed: Interaction between the aryl hydrocarbon receptor and its antagonists, flavonoids. PubMed: Antioxidant and cytotoxic activities of naturally occurring phenolic and related compounds: a comparative study. PubMed: Racemization at C-2 of naringin in sour oranges with increasing maturity determined by chiral high-performance liquid chromatography. PubMed: Absorption and pharmacokinetics of grapefruit flavanones in beagles. PubMed: Flavanone plasma pharmacokinetics from blood orange juice in human subjects. PubMed: Effect of the citrus flavanone naringenin on oxidative stress in rats. PubMed: Effect of heat treatment on the phenolic compounds and antioxidant capacity of citrus peel extract. PubMed: Flavonoids and risk of squamous cell esophageal cancer. PubMed: Transcriptome analysis reveals a critical role of CHS7 and CHS8 genes for isoflavonoid synthesis in soybean seeds. PubMed: Sequence analysis of a "true" chalcone synthase (chs_H1) oligofamily from hop (Humulus lupulus L.) and PAP1 activation of chs_H1 in heterologous systems. PubMed: Expression of the chalcone synthase gene from grape and preparation of an anti-CHS antibody. PubMed: Modulation of peroxynitrite-induced fibroblast injury by hesperetin: a role for intracellular scavenging and modulation of ERK signalling. PubMed: Citrus flavonoids in fruit and traditional Chinese medicinal food ingredients in China. PubMed: Molecular characterization of a stable antisense chalcone synthase phenotype in strawberry (Fragaria x ananassa). PubMed: Two-phase flavonoid formation in developing strawberry (Fragaria x ananassa) fruit. PubMed: Regiospecific flavonoid 7-O-methylation with Streptomyces avermitilis O-methyltransferase expressed in Escherichia coli. PubMed: Characterization of flavonoids and pectins from bergamot (Citrus bergamia Risso) peel, a major byproduct of essential oil extraction. PubMed: Metabolic engineering of plant cells for biotransformation of hesperedin into neohesperidin, a substrate for production of the low-calorie sweetener and flavor enhancer NHDC. PubMed: Anthocyanins accumulation and related gene expression in red orange fruit induced by low temperature storage. PubMed: [Historical and pharmalogical study of Citrus hassaku.]. PubMed: Molecular mechanisms of the naringin low uptake by intestinal Caco-2 cells. PubMed: Determination of flavonoids in citrus juices by micro-HPLC-ESI/MS. PubMed: [History and therapeutic evaluation of Citrus hassaku HORT. Tanaka]. PubMed: In vitro free radical and ONOO- scavengers from Sophora flavescens. PubMed: Bioavailability and antioxidant effects of orange juice components in humans. PubMed: Cloning and molecular analysis of the regulatory factor HlMyb1 in hop (Humulus lupulus L.) and the potential of hop to produce bioactive prenylated flavonoids. PubMed: Impact of high pressure and pulsed electric fields on bioactive compounds and antioxidant activity of orange juice in comparison with traditional thermal processing. PubMed: Experimental determination of octanol-water partition coefficients of quercetin and related flavonoids. PubMed: Pleiotropic effect of phenolic compounds content increases in transgenic flax plant. PubMed: Varietal and interspecific influence on micronutrient contents in citrus from the Mediterranean area. PubMed: Passive cutaneous anaphylaxis-inhibitory activity of flavanones from Citrus unshiu and Poncirus trifoliata. PubMed: Fractionation of orange peel phenols in ultrafiltered molasses and mass balance studies of their antioxidant levels. PubMed: Inhibition of hydrogen peroxide-induced endothelial apoptosis by 2',4',7-trihydroxyflavanone, a flavonoid form. PubMed: Comprehensive study on vitamin C equivalent antioxidant capacity (VCEAC) of various polyphenolics in scavenging a free radical and its structural relationship. PubMed: Separation of flavanone-7-O-glycoside diastereomers and analysis in citrus juices by multidimensional liquid chromatography coupled with mass spectrometry. PubMed: Flavonoid distribution during the development of leaves, flowers, stems, and roots of Rosmarinus officinalis. postulation of a biosynthetic pathway. PubMed: Antifungal chalcones and new caffeic acid esters from Zuccagnia punctata acting against soybean infecting fungi. PubMed: Hypolipidemic effects and absorption of citrus polymethoxylated flavones in hamsters with diet-induced hypercholesterolemia. PubMed: Effect of flavonoids on feeding preference and development of the crucifer pest Mamestra configurata Walker. PubMed: Changes in the levels of polymethoxyflavones and flavanones as part of the defense mechanism of Citrus sinensis (cv. Valencia Late) fruits against Phytophthora citrophthora. PubMed: Pharmacognosy: phytomedicines and their mechanisms. PubMed: Antioxidant capacity manipulation in transgenic potato tuber by changes in phenolic compounds content. PubMed: Effect of antioxidant flavanone, naringenin, from Citrus junoson neuroprotection. PubMed: Inhibitory effect of some flavonoids on tumor necrosis factor-alpha production in lipopolysaccharide-stimulated mouse macrophage cell line J774.1. PubMed: Suppression of infection-induced endotoxin shock in mice by a citrus flavanone naringin. PubMed: Expression of anthocyanins and proanthocyanidins after transformation of alfalfa with maize Lc. PubMed: Dihydrochalcones: evaluation as novel radical scavenging antioxidants. PubMed: Influence of industrial processing on orange juice flavanone solubility and transformation to chalcones under gastrointestinal conditions. PubMed: Identification of processed Japanese green tea based on polymorphisms generated by STS-RFLP analysis. PubMed: Matrix-assisted laser desorption/ionization time-of-flight mass spectrometry of heteropolyflavan-3-ols and glucosylated heteropolyflavans in sorghum [Sorghum bicolor (L.) Moench]. PubMed: Fasting plasma concentrations of selected flavonoids as markers of their ordinary dietary intake. PubMed: Antiproliferative activities of citrus flavonoids against six human cancer cell lines. PubMed: Plasma concentrations of the flavonoids hesperetin, naringenin and quercetin in human subjects following their habitual diets, and diets high or low in fruit and vegetables. PubMed: The structure-activity relationship of flavonoids as scavengers of peroxynitrite. PubMed: Phenols in citrus peel byproducts. Concentrations of hydroxycinnamates and polymethoxylated flavones in citrus peel molasses. PubMed: Resveratrol and other phenolics from the bark of Yucca schidigera roezl. PubMed: Effects of simple aromatic compounds and flavonoids on Ca2+ fluxes in rat pituitary GH(4)C(1) cells. PubMed: Analysis of enzymatically glucosylated flavonoids by capillary electrophoresis. PubMed: Acute intoxication of cyclosporin caused by coadministration of decoctions of the fruits of Citrus aurantium and the Pericarps of Citrus grandis. PubMed: Bioavailability of the flavanone naringenin and its glycosides in rats. PubMed: Flavonoids in pigmented orange juice and second-pressure extracts. PubMed: Antioxidant and prooxidant actions of prenylated and nonprenylated chalcones and flavanones in vitro. PubMed: Measurement of food flavonoids by high-performance liquid chromatography: A review. PubMed: Effect of gamma-irradiation on phenolic compounds and phenylalanine ammonia-lyase activity during storage in relation to peel injury from peel of Citrus clementina hort. Ex. tanaka. PubMed: Antiproliferative and cytotoxic effects of prenylated flavonoids from hops (Humulus lupulus) in human cancer cell lines. PubMed: Inhibition of xenobiotic-induced genotoxicity in cultured precision-cut human and rat liver slices. PubMed: Effects of co-administration of butylated hydroxytoluene, butylated hydroxyanisole and flavonoids on the activation of mutagens and drug-metabolizing enzymes in mice. PubMed: Inhibition of the mutagenicity of 2-nitrofluorene, 3-nitrofluoranthene and 1-nitropyrene by flavonoids, coumarins, quinones and other phenolic compounds. PubMed: Flavanone absorption after naringin, hesperidin, and citrus administration. PubMed: Orange juice classification with a biologically based neural network. PubMed: Chalcone synthase localization in early stages of plant development. I. Immunohistochemical use of plasmolysis for localizing the enzyme in epidermal cell cytoplasm of illuminated buckwheat hypocotyls. PubMed: A cDNA clone for flavanone 3-hydroxylase from Malus. PubMed: Antimutagenic effects of flavonoids, chalcones and structurally related compounds on the activity of 2-amino-3-methylimidazo[4,5-f]quinoline (IQ) and other heterocyclic amine mutagens from cooked food. PubMed: Improvement of hyperglycemia and hyperlipemia in streptozotocin-diabetic rats by a methanolic extract of Prunus davidiana stems and its main component, prunin. PubMed: Modifying role of dietary factors on the mutagenicity of aflatoxin B1: in vitro effect of plant flavonoids. PubMed: Liquid chromatographic methodology for the characterization of orange juice. PubMed: Biochemical, immunological, and immunocytochemical evidence for the association of chalcone synthase with endoplasmic reticulum membranes. PubMed: Tea: the plant and its manufacture; chemistry and consumption of the beverage. PubMed: Distribution of Secondary Plant Metabolites and Their Biosynthetic Enzymes in Pea (Pisum sativum L.) Leaves : Anthocyanins and Flavonol Glycosides.