Home Other Building Blocks (2S,3R)-2-(3,4-Dihydroxyphenyl)chroman-3,5,7-triol

(2S,3R)-2-(3,4-Dihydroxyphenyl)chroman-3,5,7-triol

CAS No.:
18829-70-4
Catalog Number:
AG002GT0
Molecular Formula:
C15H14O6
Molecular Weight:
290.2681
Pack Size
Purity
Availability
Location
Price(USD)
Quantity
  
1mg
≥98%
1 week
United States
$91
- +
5mg
≥98%
1 week
United States
$222
- +
10mg
≥98%
1 week
United States
$369
- +
25mg
≥98%
1 week
United States
$751
- +
Product Description
Catalog Number:
AG002GT0
Chemical Name:
(2S,3R)-2-(3,4-Dihydroxyphenyl)chroman-3,5,7-triol
CAS Number:
18829-70-4
Molecular Formula:
C15H14O6
Molecular Weight:
290.2681
MDL Number:
MFCD00135997
IUPAC Name:
(2S,3R)-2-(3,4-dihydroxyphenyl)-3,4-dihydro-2H-chromene-3,5,7-triol
InChI:
InChI=1S/C15H14O6/c16-8-4-11(18)9-6-13(20)15(21-14(9)5-8)7-1-2-10(17)12(19)3-7/h1-5,13,15-20H,6H2/t13-,15+/m1/s1
InChI Key:
PFTAWBLQPZVEMU-HIFRSBDPSA-N
SMILES:
Oc1cc2O[C@@H](c3ccc(c(c3)O)O)[C@@H](Cc2c(c1)O)O
UNII:
FHB0GX3D44
NSC Number:
81746
Properties
Complexity:
364  
Compound Is Canonicalized:
Yes
Covalently-Bonded Unit Count:
1  
Defined Atom Stereocenter Count:
2  
Defined Bond Stereocenter Count:
0
Exact Mass:
290.079g/mol
Formal Charge:
0
Heavy Atom Count:
21  
Hydrogen Bond Acceptor Count:
6  
Hydrogen Bond Donor Count:
5  
Isotope Atom Count:
0
Molecular Weight:
290.271g/mol
Monoisotopic Mass:
290.079g/mol
Rotatable Bond Count:
1  
Topological Polar Surface Area:
110A^2
Undefined Atom Stereocenter Count:
0
Undefined Bond Stereocenter Count:
0
XLogP3:
0.4  
Literature
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New seco-anthraquinone glucosides from Rumex nepalensis. Planta medica 20090801
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Induction of apoptosis by immature plum in human hepatocellular carcinoma. Journal of medicinal food 20090601
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Densitometric determination of (+)-catechin and (-)-epicatechin by 4-dimethylaminocinnamaldehyde reagent. Journal of chromatography. A 20090515
Polyphenol contents and antioxidant activities of extracts from flowers of two Crataegus azarolus L. varieties. Pakistan journal of biological sciences : PJBS 20090501
Efficient procedure for isolating methylated catechins from green tea and effective simultaneous analysis of ten catechins, three purine alkaloids, and gallic acid in tea by high-performance liquid chromatography with diode array detection. Journal of chromatography. A 20090410
Leucoanthocyanidin reductase and anthocyanidin reductase gene expression and activity in flowers, young berries and skins of Vitis vinifera L. cv. Cabernet-Sauvignon during development. Plant physiology and biochemistry : PPB 20090401
Separation of catechins and methylxanthines in tea samples by capillary electrochromatography. Journal of separation science 20090401
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Flavan-3-ols having a gamma-lactam from the roots of Actinidia arguta inhibit the formation of advanced glycation end products in vitro. Chemical & pharmaceutical bulletin 20090401
Synthesis of (-)-epicatechin 3-(3-O-methylgallate) and (+)-catechin 3-(3-O-methylgallate), and their anti-inflammatory activity. Chemistry & biodiversity 20090401
The citrus flavanone naringenin inhibits inflammatory signalling in glial cells and protects against neuroinflammatory injury. Archives of biochemistry and biophysics 20090401
Phenolic compounds from Hypericum calycinum and their antioxidant activity. Natural product communications 20090401
Liquid chromatography tandem mass spectrometry identification of proanthocyanidins in rat plasma after oral administration of grape seed extract. Phytomedicine : international journal of phytotherapy and phytopharmacology 20090301
Stability of green tea catechins in commercial tea leaves during storage for 6 months. Journal of food science 20090301
Assessment of the effect of type of dairy product and of chocolate matrix on the oral absorption of monomeric chocolate flavanols in a small animal model. Die Pharmazie 20090301
Comparison of phenolic acids and flavan-3-ols during wine fermentation of grapes with different harvest times. Molecules (Basel, Switzerland) 20090218
Oligomeric procyanidins inhibit cell migration and modulate the expression of migration and proliferation associated genes in human umbilical vascular endothelial cells. Molecular nutrition & food research 20090201
Neuroprotective effect of cocoa flavonoids on in vitro oxidative stress. European journal of nutrition 20090201
Seasonal phytochemical variation of anti-glycation principles in lowbush blueberry (Vaccinium angustifolium). Planta medica 20090201
Determination of extractability of pine bark using supercritical CO(2) extraction and different solvents: optimization and prediction. Journal of agricultural and food chemistry 20090128
A new epicatechin gallate and calpain inhibitory activity from Orostachys japonicus. Fitoterapia 20090101
Pharmacokinetics of (-)-epicatechin in rabbits. Archives of pharmacal research 20090101
The protective effects of green tea extract against L-arginine toxicity to cultured human mesangial cells. Journal of Korean medical science 20090101
[Studies on chemical constituents from roots of Polygonum amplexicaule]. Zhongguo Zhong yao za zhi = Zhongguo zhongyao zazhi = China journal of Chinese materia medica 20090101
Intestinal absorption of aloin, aloe-emodin, and aloesin; A comparative study using two in vitro absorption models. Nutrition research and practice 20090101
Protective effect of Quercetin in the Regression of Ethanol-Induced Hepatotoxicity. Indian journal of pharmaceutical sciences 20090101
Fractionation and structural characterization of polyphenolic antioxidants from seed shells of Japanese horse chestnut (Aesculus turbinata BLUME). Journal of agricultural and food chemistry 20081224
Identification of green tea's (Camellia sinensis (L.)) quality level according to measurement of main catechins and caffeine contents by HPLC and support vector classification pattern recognition. Journal of pharmaceutical and biomedical analysis 20081215
Identification and quantification of free radical scavengers in Pu-erh tea by HPLC-DAD-MS coupled online with 2,2'-Azinobis(3-ethylbenzthiazolinesulfonic acid) diammonium salt assay. Journal of agricultural and food chemistry 20081210
Pyrogallol structure in polyphenols is involved in apoptosis-induction on HEK293T and K562 cells. Molecules (Basel, Switzerland) 20081204
Cytotoxic effects of digalloyl dimer procyanidins in human cancer cell lines. The Journal of nutritional biochemistry 20081201
Factors affecting the conversion of apple polyphenols to phenolic acids and fruit matrix to short-chain fatty acids by human faecal microbiota in vitro. European journal of nutrition 20081201
Dietary polyphenols protect against N-nitrosamines and benzo(a)pyrene-induced DNA damage (strand breaks and oxidized purines/pyrimidines) in HepG2 human hepatoma cells. European journal of nutrition 20081201
Apoptotic markers in human blood platelets treated with peroxynitrite. Platelets 20081201
Antimycobacterial butanolides from the root of Lindera akoensis. Chemistry & biodiversity 20081201
Inhibition of gap junctional intercellular communication by the green tea polyphenol (-)-epigallocatechin gallate in normal rat liver epithelial cells. Journal of agricultural and food chemistry 20081112
[Studies on chemical constituents of Illicium simonsii]. Zhongguo Zhong yao za zhi = Zhongguo zhongyao zazhi = China journal of Chinese materia medica 20081101
The effects of milk as a food matrix for polyphenols on the excretion profile of cocoa (-)-epicatechin metabolites in healthy human subjects. The British journal of nutrition 20081001
Antioxidant synergism of green tea polyphenols with alpha-tocopherol and L-ascorbic acid in SDS micelles. Biochimie 20081001
(-)-Epicatechin and related procyanidins modulate intracellular calcium and prevent oxidation in Jurkat T cells. Free radical research 20081001
Presence or absence of a gallate moiety on catechins affects their cellular transport. The Journal of pharmacy and pharmacology 20080901
Protective effects of epigallocatechin gallate after UV irradiation of cultured human lens epithelial cells. Korean journal of ophthalmology : KJO 20080901
Antioxidative activity and active components of longan (Dimocarpus longan Lour.) flower extracts. Journal of agricultural and food chemistry 20080827
Cocoa flavanols lower vascular arginase activity in human endothelial cells in vitro and in erythrocytes in vivo. Archives of biochemistry and biophysics 20080815
How do dietary flavanols improve vascular function? A position paper. Archives of biochemistry and biophysics 20080815
Short- and long-term effects of (-)-epicatechin on myocardial ischemia-reperfusion injury. American journal of physiology. Heart and circulatory physiology 20080801
Kinetic evidence for rapid oxidation of (-)-epicatechin by human myeloperoxidase. Biochemical and biophysical research communications 20080711
Quantification of polyphenols with potential antioxidant properties in wines using reverse phase HPLC. Journal of separation science 20080701
Antioxidants from steamed used tea leaves and their reaction behavior. Bioscience, biotechnology, and biochemistry 20080701
Tea flavanols inhibit cell growth and DNA topoisomerase II activity and induce endoreduplication in cultured Chinese hamster cells. Mutation research 20080630
Determination of catechin isomers in human plasma subsequent to green tea ingestion using chiral capillary electrophoresis with a high-sensitivity cell. Talanta 20080630
Fractionation of polyphenol-enriched apple juice extracts to identify constituents with cancer chemopreventive potential. Molecular nutrition & food research 20080601
Dietary polyphenols as topoisomerase II poisons: B ring and C ring substituents determine the mechanism of enzyme-mediated DNA cleavage enhancement. Chemical research in toxicology 20080601
Green tea catechin enhances cholesterol 7alpha-hydroxylase gene expression in HepG2 cells. The British journal of nutrition 20080601
Absorption and biological activity of phytochemical-rich extracts from açai (Euterpe oleracea Mart.) pulp and oil in vitro. Journal of agricultural and food chemistry 20080528
Flavanol and flavonol contents of cocoa powder products: influence of the manufacturing process. Journal of agricultural and food chemistry 20080514
Human urinary metabolite profile of tea polyphenols analyzed by liquid chromatography/electrospray ionization tandem mass spectrometry with data-dependent acquisition. Rapid communications in mass spectrometry : RCM 20080501
Catechin gallates are NADP+-competitive inhibitors of glucose-6-phosphate dehydrogenase and other enzymes that employ NADP+ as a coenzyme. Bioorganic & medicinal chemistry 20080401
Improving sensitivity by large-volume sample stacking combined with sweeping without polarity switching by capillary electrophoresis coupled to photodiode array ultraviolet detection. Electrophoresis 20080401
Potential anthelmintics: polyphenols from the tea plant Camellia sinensis L. are lethally toxic to Caenorhabditis elegans. Journal of natural medicines 20080401
Apple procyanidins induce tumor cell apoptosis through mitochondrial pathway activation of caspase-3. Carcinogenesis 20080301
Characterisation by liquid chromatography coupled to electrospray ionisation ion trap mass spectrometry of phloroglucinol and 4-methylcatechol oxidation products to study the reactivity of epicatechin in an apple juice model system. Journal of chromatography. A 20080201
Simultaneous determination of catechins, rutin, and gallic acid in Cistus species extracts by HPLC with diode array detection. Journal of chromatographic science 20080201
Mono-O-methylated flavanols and other flavonoids as inhibitors of endothelial NADPH oxidase. Archives of biochemistry and biophysics 20080115
Antioxidants modulate the IL-6 induced inhibition of negative acute-phase protein secretion in HepG2 cells. Cell biochemistry and function 20080101
Validation of green tea polyphenol biomarkers in a phase II human intervention trial. Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association 20080101
Antioxidant aryl-prenylcoumarin, flavan-3-ols and flavonoids from Eysenhardtia subcoriacea. Phytochemistry 20080101
Effects of eleven flavonoids from the osteoprotective fraction of Drynaria fortunei (KUNZE) J. SM. on osteoblastic proliferation using an osteoblast-like cell line. Chemical & pharmaceutical bulletin 20080101
Inhibitory Effects of Conjugated Epicatechin Metabolites on Peroxynitrite-mediated Nitrotyrosine Formation. Journal of clinical biochemistry and nutrition 20080101
Epigallocatechin gallate protects against oxidative stress-induced mitochondria-dependent apoptosis in human lens epithelial cells. Molecular vision 20080101
Physico-chemical modifications of conjugated linoleic acid for ruminal protection and oxidative stability. Nutrition & metabolism 20080101
Synergistic effect of green tea polyphenols on their protection against FK506-induced cytotoxicity in renal cells. The American journal of Chinese medicine 20080101
Anthocyanins and flavan-3-ols from grapes and wines of Vitis vinifera cv. Cesanese d'Affile. Natural product research 20080101
Simultaneous determination of theobromine, (+)-catechin, caffeine, and (-)-epicatechin in standard reference material baking chocolate 2384, cocoa, cocoa beans, and cocoa butter. Journal of chromatographic science 20080101
Protective effects of (-)-epigallocatechin gallate on UVA-induced damage in ARPE19 cells. Molecular vision 20080101
Protective effects of epigallocatechin gallate after UV irradiation in cultured human retinal pigment epithelial cells. Korean journal of ophthalmology : KJO 20071201
Qualitative and quantitative HPLC/MS determination of proanthocyanidins in areca nut (Areca catechu). Chemistry & biodiversity 20071201
Content of polyphenolic compounds in the Nigerian stimulants Cola nitida ssp. alba, Cola nitida ssp. rubra A. Chev, and Cola acuminata Schott & Endl and their antioxidant capacity. Journal of agricultural and food chemistry 20071128
Nonenzymatic C-glycosylation of flavan-3-ols by oligo- and polysaccharides. Journal of agricultural and food chemistry 20071114
Early steps in proanthocyanidin biosynthesis in the model legume Medicago truncatula. Plant physiology 20071101
Effect of winemaking practices on color indexes and selected bioactive phenolics of Aglianico wine. Journal of food science 20071101
Degradation of cyanidin 3-rutinoside in the presence of (-)-epicatechin and litchi pericarp polyphenol oxidase. Journal of agricultural and food chemistry 20071031
Effects of various plant polyphenols on bladder carcinogen benzidine-induced mutagenicity. Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association 20071001
Activity of compounds from Chinese herbal medicine Rhodiola kirilowii (Regel) Maxim against HCV NS3 serine protease. Antiviral research 20071001
A standard addition method to assay the concentration of biologically interesting polyphenols in grape berries by reversed-phase HPLC. Molecules (Basel, Switzerland) 20070927
Molecular modeling study of beta-cyclodextrin complexes with (+)-catechin and (-)-epicatechin. Journal of molecular graphics & modelling 20070901
Influence of Hypericum perforatum extract and its single compounds on amyloid-beta mediated toxicity in microglial cells. Life sciences 20070823
Characterization of polyphenol oxidase from litchi pericarp using (-)-epicatechin as substrate. Journal of agricultural and food chemistry 20070822
Cocoa-enriched diet enhances antioxidant enzyme activity and modulates lymphocyte composition in thymus from young rats. Journal of agricultural and food chemistry 20070808
Interaction of different polyphenols with bovine serum albumin (BSA) and human salivary alpha-amylase (HSA) by fluorescence quenching. Journal of agricultural and food chemistry 20070808
(-)-Epicatechin elevates nitric oxide in endothelial cells via inhibition of NADPH oxidase. Biochemical and biophysical research communications 20070803
Effect of supplementation of green tea polyphenols on the developmental competence of bovine oocytes in vitro. Brazilian journal of medical and biological research = Revista brasileira de pesquisas medicas e biologicas 20070801
Identification of two polyphenolic compounds with antioxidant activities in longan pericarp tissues. Journal of agricultural and food chemistry 20070711
(-)-Catechin in cocoa and chocolate: occurrence and analysis of an atypical flavan-3-ol enantiomer. Molecules (Basel, Switzerland) 20070704
The inhibitory effect of (-)-epigallocatechin gallate on activation of the epidermal growth factor receptor is associated with altered lipid order in HT29 colon cancer cells. Cancer research 20070701
Cytogenetic effects of grape extracts (Vitis vinifera) and polyphenols on mitomycin C-induced sister chromatid exchanges (SCEs) in human blood lymphocytes. Journal of agricultural and food chemistry 20070627
Mutagenic evaluation and chemical investigation of Byrsonima intermedia A. Juss. leaf extracts. Journal of ethnopharmacology 20070613
Flavanol derivatives from Rhizophora stylosa and their DPPH radical scavenging activity. Molecules (Basel, Switzerland) 20070526
GC-MS detection of chiral markers in cocoa beans of different quality and geographic origin. Chirality 20070505
[Dihydroflavonol glycosides and flavan-3-ols from Bauhinia aurea]. Zhongguo Zhong yao za zhi = Zhongguo zhongyao zazhi = China journal of Chinese materia medica 20070501
Rapid reversed phase ultra-performance liquid chromatography analysis of the major cocoa polyphenols and inter-relationships of their concentrations in chocolate. Journal of agricultural and food chemistry 20070418
Phytochemicals induce breast cancer resistance protein in Caco-2 cells and enhance the transport of benzo[a]pyrene-3-sulfate. Toxicological sciences : an official journal of the Society of Toxicology 20070401
Protein modification elicited by oxidized low-density lipoprotein (LDL) in endothelial cells: protection by (-)-epicatechin. Free radical biology & medicine 20070401
Antibacterial phenolic compounds from the spines of Gleditsia sinensis Lam. Natural product research 20070401
[Studies on chemical constituents from roots of Craibiodendron henryi]. Zhongguo Zhong yao za zhi = Zhongguo zhongyao zazhi = China journal of Chinese materia medica 20070401
Molecular mechanisms of (-)-epicatechin and chlorogenic acid on the regulation of the apoptotic and survival/proliferation pathways in a human hepatoma cell line. Journal of agricultural and food chemistry 20070307
Isolation, purification and identification of ellagic acid derivatives, catechins, and procyanidins from the root bark of Anisophyllea dichostyla R. Br. Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association 20070301
Antioxidant and pro-oxidant effects of green tea extracts in oxygen radical absorbance capacity assay. Journal of medicinal food 20070301
Reddish coloration of Chinese quince (Pseudocydonia sinensis) procyanidins during heat treatment and effect on antioxidant and antiinfluenza viral activities. Journal of agricultural and food chemistry 20070221
In vivo antigiardial activity of three flavonoids isolated of some medicinal plants used in Mexican traditional medicine for the treatment of diarrhea. Journal of ethnopharmacology 20070212
Baicalein induction of hydroxyl radical formation via 12-lipoxygenase in human platelets: an ESR study. Journal of agricultural and food chemistry 20070207
Transdermal delivery of tea catechins and theophylline enhanced by terpenes: a mechanistic study. Biological & pharmaceutical bulletin 20070201
Radical scavenging ability of polyphenolic compounds towards DPPH free radical. Talanta 20070115
Inhibition of folic acid uptake by catechins and tea extracts in Caco-2 cells. Planta medica 20070101
Antioxidant effect of Wen-Pi-Tang and its component crude drugs on oxidative stress. The American journal of Chinese medicine 20070101
A single HPLC-PAD-APCI/MS method for the quantitative comparison of phenolic compounds found in leaf, stem, root and fruit extracts of Vaccinium angustifolium. Phytochemical analysis : PCA 20070101
A major ingredient of green tea rescues mice from lethal sepsis partly by inhibiting HMGB1. PloS one 20070101
Milk does not affect the bioavailability of cocoa powder flavonoid in healthy human. Annals of nutrition & metabolism 20070101
Degradation of procyanidins by Aspergillus fumigatus: identification of a novel aromatic ring cleavage product. Biochimie 20061201
Glyceraldehyde bridging between flavanols and malvidin-3-glucoside in model solutions. Journal of agricultural and food chemistry 20061129
Enzymatic O-methylation of flavanols changes lag time, propagation rate, and total oxidation during in vitro model triacylglycerol-rich lipoprotein oxidation. Journal of agricultural and food chemistry 20061101
Effect of shading on accumulation of flavonoid compounds in (Vitis vinifera L.) pinot noir fruit and extraction in a model system. Journal of agricultural and food chemistry 20061101
Activity of grape extracts from Greek varieties of Vitis vinifera against mutagenicity induced by bleomycin and hydrogen peroxide in Salmonella typhimurium strain TA102. Mutation research 20061030
Effect of Mouriri pusa extracts on experimentally induced gastric lesions in rodents: role of endogenous sulfhydryls compounds and nitric oxide in gastroprotection. Journal of ethnopharmacology 20061011
Cytotoxicity of myeloperoxidase/nitrite-oxidized low-density lipoprotein toward endothelial cells is due to a high 7beta-hydroxycholesterol to 7-ketocholesterol ratio. Free radical biology & medicine 20061001
Myeloperoxidase-mediated LDL oxidation and endothelial cell toxicity of oxidized LDL: attenuation by (-)-epicatechin. Free radical research 20061001
Modulation of transcription factor NF-kappaB in Hodgkin's lymphoma cell lines: effect of (-)-epicatechin. Free radical research 20061001
Effects of extraction solvent mixtures on antioxidant activity evaluation and their extraction capacity and selectivity for free phenolic compounds in barley (Hordeum vulgare L.). Journal of agricultural and food chemistry 20060920
Spectrophotometric method for exploring 3-methyl-2-butene-1-thiol (MBT) formation in lager. Journal of agricultural and food chemistry 20060823
Green tea catechins inhibit pancreatic phospholipase A(2) and intestinal absorption of lipids in ovariectomized rats. The Journal of nutritional biochemistry 20060701
Pharmacokinetic studies of green tea catechins in maternal plasma and fetuses in rats. Journal of pharmaceutical sciences 20060601
Inhibition of Plasmodium falciparum fatty acid biosynthesis: evaluation of FabG, FabZ, and FabI as drug targets for flavonoids. Journal of medicinal chemistry 20060601
Analysis of catechins in Theobroma cacao beans by cyclodextrin-modified micellar electrokinetic chromatography. Journal of chromatography. A 20060421
Fractionation of polyphenols in hawthorn into polymeric procyanidins, phenolic acids and flavonoids prior to high-performance liquid chromatographic analysis. Journal of chromatography. A 20060421
Electrofocusing of methanolic extracts for identification of individual flavonol biomolecules in Camellia species. Journal of agricultural and food chemistry 20060419
Use of the 1H nuclear magnetic resonance spectra signals from polyphenols and acids for chemometric characterization of cider apple juices. Journal of agricultural and food chemistry 20060419
Tetramethylated dimeric procyanidins are detected in rat plasma and liver early after oral administration of synthetic oligomeric procyanidins. Journal of agricultural and food chemistry 20060405
The green tea catechins, (-)-Epigallocatechin-3-gallate (EGCG) and (-)-Epicatechin-3-gallate (ECG), inhibit HGF/Met signaling in immortalized and tumorigenic breast epithelial cells. Oncogene 20060323
Enhancement of the transdermal delivery of catechins by liposomes incorporating anionic surfactants and ethanol. International journal of pharmaceutics 20060309
Anthocyanidin synthase from Gerbera hybrida catalyzes the conversion of (+)-catechin to cyanidin and a novel procyanidin. FEBS letters 20060306
Antioxidant and antiulcerative properties of phenolics from Chinese quince, quince, and apple fruits. Journal of agricultural and food chemistry 20060208
Chemoprevention of human prostate cancer by oral administration of green tea catechins in volunteers with high-grade prostate intraepithelial neoplasia: a preliminary report from a one-year proof-of-principle study. Cancer research 20060115
High-performance liquid chromatography of aromatic compounds with photochemical decomposition and tris(2,2'-bipyridine)ruthenium(III) chemiluminescence detection. Journal of chromatography. A 20060113
Phenolic profile of Asturian (Spain) natural cider. Journal of agricultural and food chemistry 20060111
Transdermal delivery of tea catechins by electrically assisted methods. Skin pharmacology and physiology 20060101
Characteristics of (+)-catechin and (-)-epicatechin transport across pig intestinal brush border membranes. Annals of nutrition & metabolism 20060101
Cocoa flavanols and platelet and leukocyte function: recent in vitro and ex vivo studies in healthy adults. Journal of cardiovascular pharmacology 20060101
Biosynthesis of flavan 3-ols by leucoanthocyanidin 4-reductases and anthocyanidin reductases in leaves of grape (Vitis vinifera L.), apple (Malus x domestica Borkh.) and other crops. Plant physiology and biochemistry : PPB 20060101
Single and multiple dose pharmacokinetics of maritime pine bark extract (pycnogenol) after oral administration to healthy volunteers. BMC clinical pharmacology 20060101
A quantitative approach to the free radical interaction between alpha-tocopherol or ascorbate and flavonoids. In vivo (Athens, Greece) 20060101
Assessment of the polyphenolic composition of the organic extracts of Mauritian black teas: a potential contributor to their antioxidant functions. BioFactors (Oxford, England) 20060101
Free radical interaction between vitamin E (alpha-, beta-, gamma- and delta-tocopherol), ascorbate and flavonoids. In vivo (Athens, Greece) 20060101
Isomeric influence on the oxidative coloration of phenolic compounds in a model white wine: comparison of (+)-catechin and (-)-epicatechin. Journal of agricultural and food chemistry 20051228
Stereoselective oxidation at C-4 of flavans by the endophytic fungus Diaporthe sp. isolated from a tea plant. Chemical & pharmaceutical bulletin 20051201
Inhibitory modulation of ATP-sensitive potassium channels by gallate-ester moiety of (-)-epigallocatechin-3-gallate. Biochemical pharmacology 20051125
Puerins A and B, two new 8-C substituted flavan-3-ols from Pu-er tea. Journal of agricultural and food chemistry 20051102
Isolation and structure elucidation of phenolic antioxidants from Tamarind (Tamarindus indica L.) seeds and pericarp. Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association 20051101
Supercritical fluid extraction and HPLC determination of relevant polyphenolic compounds in grape skin. Journal of separation science 20051101
Efficient preparation of catechin thio conjugates by one step extraction/depolymerization of pine (Pinus pinaster) bark procyanidins. Journal of agricultural and food chemistry 20051005
(-)-Epigallocatechin-3-gallate promotes pro-matrix metalloproteinase-7 production via activation of the JNK1/2 pathway in HT-29 human colorectal cancer cells. Carcinogenesis 20050901
Conjugation of catechins with cysteine generates antioxidant compounds with enhanced neuroprotective activity. Phytochemistry 20050901
Proanthocyanidin biosynthesis--still more questions than answers? Phytochemistry 20050901
Antioxidant and cytotoxic isoprenylated coumarins from Mammea americana. Planta medica 20050901
Non-covalent interaction between procyanidins and apple cell wall material. Part II: Quantification and impact of cell wall drying. Biochimica et biophysica acta 20050830
Monoamine oxidase B (MAO-B) inhibition by active principles from Uncaria rhynchophylla. Journal of ethnopharmacology 20050822
Effect of new antioxidant cysteinyl-flavanol conjugates on skin cancer cells. FEBS letters 20050815
Rapid liquid chromatography tandem mass spectrometry assay to quantify plasma (-)-epicatechin metabolites after ingestion of a standard portion of cocoa beverage in humans. Journal of agricultural and food chemistry 20050810
Heteroactivation of cytochrome P450 1A1 by teas and tea polyphenols. British journal of pharmacology 20050801
Analyses of phenolic compounds by microemulsion electrokinetic chromatography. Electrophoresis 20050801
The absorption, metabolism and excretion of flavan-3-ols and procyanidins following the ingestion of a grape seed extract by rats. The British journal of nutrition 20050801
Structural analysis of catechin derivatives as mammalian DNA polymerase inhibitors. Biochemical and biophysical research communications 20050722
Biooxidation of (+)-catechin and (-)-epicatechin into 3,4-dihydroxyflavan derivatives by the endophytic fungus Diaporthe sp. isolated from a tea plant. Chemical & pharmaceutical bulletin 20050701
Alkaloids from Spathelia excelsa: their chemosystematic significance. Phytochemistry 20050701
Beyond vitamin E supplementation: an alternative strategy to improve vitamin E status. Journal of plant physiology 20050701
[Phenolics from traditional Chinese medicine Sargentodoxa cuneata]. Yao xue xue bao = Acta pharmaceutica Sinica 20050701
Epicatechin protects endothelial cells against oxidized LDL and maintains NO synthase. Biochemical and biophysical research communications 20050617
Separation of eight selected flavan-3-ols on cellulose thin-layer chromatographic plates. Journal of chromatography. A 20050610
Inhibitory effects of oolong tea polyphenols on pancreatic lipase in vitro. Journal of agricultural and food chemistry 20050601
Comparison of microemulsion electrokinetic chromatography and micellar electrokinetic chromatography methods for the analysis of phenolic compounds. Journal of separation science 20050601
Effect of Theobroma cacao flavonoids on immune activation of a lymphoid cell line. The British journal of nutrition 20050601
Preformed and induced chemical resistance of tea leaf against Exobasidium vexans infection. Journal of chemical ecology 20050601
Inhibitory effects of the flavonoids isolated from Waltheria indica on the production of NO, TNF-alpha and IL-12 in activated macrophages. Biological & pharmaceutical bulletin 20050501
Acetophenone diglycosides from Erythroxylum cambodianum. Chemical & pharmaceutical bulletin 20050501
Synergistic effect of green tea catechins on cell growth and apoptosis induction in gastric carcinoma cells. Biological & pharmaceutical bulletin 20050401
Regular consumption of a flavanol-rich chocolate can improve oxidant stress in young soccer players. Clinical & developmental immunology 20050301
[Determination of catechins and caffeine in tea and tea beverages by high-performance liquid chromatography]. Wei sheng yan jiu = Journal of hygiene research 20050301
Screening and identification of antioxidants in biological samples using high-performance liquid chromatography-mass spectrometry and its application on Salacca edulis Reinw. Journal of agricultural and food chemistry 20050223
Phenolic profile, antioxidant property, and anti-influenza viral activity of Chinese quince (Pseudocydonia sinensis Schneid.), quince (Cydonia oblonga Mill.), and apple (Malus domestica Mill.) fruits. Journal of agricultural and food chemistry 20050223
Comparative effects of food-derived polyphenols on the viability and apoptosis of a human hepatoma cell line (HepG2). Journal of agricultural and food chemistry 20050223
Flavonoids and antiulcerogenic activity from Byrsonima crassa leaves extracts. Journal of ethnopharmacology 20050210
Toxicity of green tea extracts and their constituents in rat hepatocytes in primary culture. Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association 20050201
Phenolic constituents from Ephedra nebrodensis. Natural product research 20050201
The influence of moderate red wine consumption on antioxidant status and indices of oxidative stress associated with CHD in healthy volunteers. The British journal of nutrition 20050201
Loss of the tyrosyl radical in mouse ribonucleotide reductase by (-)-epicatechin. Biochemical and biophysical research communications 20050121
Evidence for alpha-tocopherol regeneration reaction of green tea polyphenols in SDS micelles. Free radical biology & medicine 20050101
Comparison of the pharmacokinetics of hawthorn phenolics in extract versus individual pure compound. Journal of clinical pharmacology 20050101
On-line high-performance liquid chromatography analysis of the antioxidant activity of phenolic compounds in green and black tea. Molecular nutrition & food research 20050101
Proanthocyanidins--a final frontier in flavonoid research? The New phytologist 20050101
Physicochemical characteristics and in vivo deposition of liposome-encapsulated tea catechins by topical and intratumor administrations. Journal of drug targeting 20050101
Determination of proanthocyanidins in fresh grapes and grape products using liquid chromatography with mass spectrometric detection. Rapid communications in mass spectrometry : RCM 20050101
Effects of (-)-epicatechin, a flavonoid on lipid peroxidation and antioxidants in streptozotocin-induced diabetic liver, kidney and heart. Pharmacological reports : PR 20050101
Myeloperoxidase-induced lipid peroxidation of LDL in the presence of nitrite. Protection by cocoa flavanols. BioFactors (Oxford, England) 20050101
Stability of tea catechins in the breadmaking process. Journal of agricultural and food chemistry 20041229
Immunomodulatory activity of a new family of antioxidants obtained from grape polyphenols. Journal of agricultural and food chemistry 20041201
In vitro antioxidative activity of (-)-epicatechin glucuronide metabolites present in human and rat plasma. Free radical research 20041201
Reducing activity of polyphenols with stable radicals of the TTM series. Electron transfer versus H-abstraction reactions in flavan-3-ols. Organic letters 20041125
Delineation of antimutagenic activity of catechin, epicatechin and green tea extract. Mutation research 20041122
Flavonoid biosynthesis in the tea plant Camellia sinensis: properties of enzymes of the prominent epicatechin and catechin pathways. Archives of biochemistry and biophysics 20041101
Tea catechin suppresses adipocyte differentiation accompanied by down-regulation of PPARgamma2 and C/EBPalpha in 3T3-L1 cells. Bioscience, biotechnology, and biochemistry 20041101
Mechanism-based inactivation of COX-1 by red wine m-hydroquinones: a structure-activity relationship study. Journal of natural products 20041101
Determination of catechins and catechin gallates in tissues by liquid chromatography with coulometric array detection and selective solid phase extraction. Journal of chromatography. B, Analytical technologies in the biomedical and life sciences 20041025
Rapid liquid chromatography-ultraviolet determination of organic acids and phenolic compounds in red wine and must. Journal of chromatography. A 20041015
Modified micellar electrokinetic chromatography in the analysis of catechins and xanthines in chocolate. Electrophoresis 20041001
DNA polymerase beta lyase inhibitors from Maytenus putterlickoides. Journal of natural products 20041001
In vitro transdermal delivery of the major catechins and caffeine from extract of Camellia sinensis. International journal of pharmaceutics 20040928
Analysis of polyphenolic antioxidants from the fruits of three pouteria species by selected ion monitoring liquid chromatography-mass spectrometry. Journal of agricultural and food chemistry 20040922
Systematic synthesis of four epicatechin series procyanidin trimers and their inhibitory activity on the Maillard reaction and antioxidant activity. Bioorganic & medicinal chemistry 20040915
trans-Resveratrol, quercetin, (+)-catechin, and (-)-epicatechin content in south Italian monovarietal wines: relationship with maceration time and marc pressing during winemaking. Journal of agricultural and food chemistry 20040908
Dietary polyphenols (-)-epicatechin and chrysin inhibit intestinal glucuronidation metabolism to increase drug absorption. Journal of pharmaceutical sciences 20040901
Oxidative modification of low-density lipoprotein: lipid peroxidation by myeloperoxidase in the presence of nitrite. Biological chemistry 20040901
Experimental evidence that flavonoid metal complexes may act as mimics of superoxide dismutase. Archives of biochemistry and biophysics 20040815
Inhibition of P-glycoprotein function by tea catechins in KB-C2 cells. The Journal of pharmacy and pharmacology 20040801
Rapid automated assay of anti-oxidation/radical-scavenging activity of natural substances by sequential injection technique (SIA) using spectrophotometric detection. Analytical and bioanalytical chemistry 20040701
Effect of tea catechins on the change of glutathione levels caused by Pb(++) in PC12 cells. Chemical research in toxicology 20040701
Inhibitory effects of Luobuma tea and its components against glucose-mediated protein damage. Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association 20040601
Comparison of antioxidant activity and bioavailability of tea epicatechins with their epimers. The British journal of nutrition 20040601
[Studies on chemical constituents from Polygonum macrophyllum]. Zhong yao cai = Zhongyaocai = Journal of Chinese medicinal materials 20040601
HPLC-MSn analysis of phenolic compounds and purine alkaloids in green and black tea. Journal of agricultural and food chemistry 20040519
Phenolic antioxidants and the protection of low density lipoprotein from peroxynitrite-mediated oxidations at physiologic CO2. Journal of agricultural and food chemistry 20040519
Modulation of beta-lactam resistance in Staphylococcus aureus by catechins and gallates. International journal of antimicrobial agents 20040501
Anti-genotoxic effects of tea catechins against reactive oxygen species in human lymphoblastoid cells. Mutation research 20040411
Interference of the polyphenol epicatechin with the biological chemistry of nitric oxide- and peroxynitrite-mediated reactions. Biochemical pharmacology 20040401
Inhibitory effects of green tea polyphenols on the production of a virulence factor of the periodontal-disease-causing anaerobic bacterium Porphyromonas gingivalis. Journal of agricultural and food chemistry 20040324
Antigenotoxic effect of grape seed procyanidin extract in Fao cells submitted to oxidative stress. Journal of agricultural and food chemistry 20040310
Biosynthesis and characterization of 14C-enriched flavonoid fractions from plant cell suspension cultures. Journal of agricultural and food chemistry 20040310
Antimicrobial activity of 3-O-acyl-(-)-epicatechin and 3-O-acyl-(+)-catechin derivatives. Planta medica 20040301
(-)-Epicatechin 3-O-gallate ameliorates the damages related to peroxynitrite production by mechanisms distinct from those of other free radical inhibitors. The Journal of pharmacy and pharmacology 20040201
Cellular toxicity of catechin analogues containing gallate in opossum kidney proximal tubular (OK) cells. The Journal of toxicological sciences 20040201
Relevance of apple polyphenols as antioxidants in human plasma: contrasting in vitro and in vivo effects. Free radical biology & medicine 20040115
Improved HPLC determination of phenolic compounds in cv. golden delicious apples using a monolithic column. Journal of agricultural and food chemistry 20040114
Inhibition of apple polyphenol oxidase activity by procyanidins and polyphenol oxidation products. Journal of agricultural and food chemistry 20040114
Qualitative analysis and HPLC isolation and identification of procyanidins from Vicia faba. Phytochemical analysis : PCA 20040101
Percutaneous absorption of flavan-3-ol conjugates from plant procyanidins. Drugs under experimental and clinical research 20040101
Effect of green tea on blood glucose levels and serum proteomic patterns in diabetic (db/db) mice and on glucose metabolism in healthy humans. BMC pharmacology 20040101
Polyphenols and red wine as antioxidants against peroxynitrite and other oxidants. Biological research 20040101
Proanthocyanidin composition in the seed coat of lentils (Lens culinaris L.). Journal of agricultural and food chemistry 20031231
Inhibitory effect of hot-water extract from dried fruit of Crataegus pinnatifida on low-density lipoprotein (LDL) oxidation in cell and cell-free systems. Journal of agricultural and food chemistry 20031217
Heat-epimerized tea catechins rich in gallocatechin gallate and catechin gallate are more effective to inhibit cholesterol absorption than tea catechins rich in epigallocatechin gallate and epicatechin gallate. Journal of agricultural and food chemistry 20031203
Capillary electrophoretic determination of theanine, caffeine, and catechins in fresh tea leaves and oolong tea and their effects on rat neurosphere adhesion and migration. Journal of agricultural and food chemistry 20031203
Flavanol-rich cocoa induces nitric-oxide-dependent vasodilation in healthy humans. Journal of hypertension 20031201
Metabolism of grape seed polyphenol in the rat. Journal of agricultural and food chemistry 20031119
Green tea catechins as a BACE1 (beta-secretase) inhibitor. Bioorganic & medicinal chemistry letters 20031117
Urinary excretion of 5-(3',4'-dihydroxyphenyl)-gamma-valerolactone, a ring-fission metabolite of (-)-epicatechin, in rats and its in vitro antioxidant activity. Journal of agricultural and food chemistry 20031105
New bioactive polyphenols from Theobroma grandiflorum ('cupuaçu'). Journal of natural products 20031101
Quantitative determination of (-)-epicatechin in cider apple juices by (1)H NMR. Talanta 20031017
Potent anti-amyloidogenic and fibril-destabilizing effects of polyphenols in vitro: implications for the prevention and therapeutics of Alzheimer's disease. Journal of neurochemistry 20031001
Antioxidant protection of low density lipoprotein by procyanidins: structure/activity relationships. Biochemical pharmacology 20030915
Paclitaxel metabolism in rat and human liver microsomes is inhibited by phenolic antioxidants. Naunyn-Schmiedeberg's archives of pharmacology 20030901
Amphiphilic properties of (-)-epicatechin and their significance for protection of cells against peroxynitrite. Biochemical and biophysical research communications 20030718
Determination of tea components with antioxidant activity. Journal of agricultural and food chemistry 20030716
Antioxidant capacity of polyphenolic extracts from leaves of Crataegus laevigata and Crataegus monogyna (Hawthorn) subjected to drought and cold stress. Journal of agricultural and food chemistry 20030702
Bioactive novel polyphenols from the fruit of Manilkara zapota (Sapodilla). Journal of natural products 20030701
Bioavailability of dietary doses of 3H-labelled tea antioxidants (+)-catechin and (-)-epicatechin in rat. Xenobiotica; the fate of foreign compounds in biological systems 20030701
Characterization of a colorless anthocyanin-flavan-3-ol dimer containing both carbon-carbon and ether interflavanoid linkages by NMR and mass spectrometry. Journal of agricultural and food chemistry 20030604
Antiprotozoal activity of the constituents of Rubus coriifolius. Phytotherapy research : PTR 20030601
Phenolic constituents and antioxidant capacities of Crataegus monogyna (Hawthorn) callus extracts. Die Nahrung 20030601
Determination of proanthocyanidins in grape products by liquid chromatography/mass spectrometric detection under low collision energy. Analytical chemistry 20030515
The human colonic microflora influences the alterations of xenobiotic-metabolizing enzymes by catechins in male F344 rats. Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association 20030501
Microemulsion electrokinetic chromatography for the analysis of green tea catechins: effect of the cosurfactant on the separation selectivity. Electrophoresis 20030501
Protective activity of (-)-epicatechin 3-O-gallate against peroxynitrite-mediated renal damage. Free radical research 20030501
Defenses against peroxynitrite: selenocompounds and flavonoids. Toxicology letters 20030411
Rotation planar extraction and rotation planar chromatography of oak (Quercus robur L.) bark. Journal of chromatography. A 20030404
Structures of (-)-epicatechin glucuronide identified from plasma and urine after oral ingestion of (-)-epicatechin: differences between human and rat. Free radical biology & medicine 20030401
Protective effects of epicatechin against the toxic effects of streptozotocin on rat pancreatic islets: in vivo and in vitro. Pancreas 20030401
Isolation of (+)-catechin and (-)-epicatechin from Actinidia arguta as bone marrow cell proliferation promoting compounds. Planta medica 20030401
Tandem mass spectrometry of the B-type procyanidins in wine and B-type dehydrodicatechins in an autoxidation mixture of (+)-catechin and (-)-epicatechin. Journal of mass spectrometry : JMS 20030401
Cyclooxygenase inhibitory and antioxidant compounds from crabapple fruits. Journal of agricultural and food chemistry 20030326
The relationship between the antioxidant and the antibacterial properties of galloylated catechins and the structure of phospholipid model membranes. Free radical biology & medicine 20030315
Indonesian medicinal plants. XXV. Cancer cell invasion inhibitory effects of chemical constituents in the parasitic plant Scurrula atropurpurea (Loranthaceae). Chemical & pharmaceutical bulletin 20030301
Myeloperoxidase/nitrite-mediated lipid peroxidation of low-density lipoprotein as modulated by flavonoids. FEBS letters 20030227
Structure-dependent phytotoxicity of catechins and other flavonoids: flavonoid conversions by cell-free protein extracts of Centaurea maculosa (spotted knapweed) roots. Journal of agricultural and food chemistry 20030212
Determination of tea polyphenols and caffeine in tea flowers (Camellia sinensis) and their hydroxyl radical scavenging and nitric oxide suppressing effects. Journal of agricultural and food chemistry 20030212
Prediction of measurement precision of apparatus using a chemometric tool in electrochemical detection of high-performance liquid chromatography. Journal of chromatography. A 20030207
Quantification of the predominant monomeric catechins in baking chocolate standard reference material by LC/APCI-MS. Journal of agricultural and food chemistry 20030129
Stabilizing effect of ascorbic acid on flavan-3-ols and dimeric procyanidins from cocoa. Journal of agricultural and food chemistry 20030129
Tris(2,4,6-trichloro-3,5-dinitrophenyl)methyl radical: a new stable coloured magnetic species as a chemosensor for natural polyphenols. Chemical communications (Cambridge, England) 20030107
Green tea catechins inhibit the cultured smooth muscle cell invasion through the basement barrier. Atherosclerosis 20030101
Flavan-3-ols and procyanidins protect liposomes against lipid oxidation and disruption of the bilayer structure. Free radical biology & medicine 20030101
Green tea catechins evoke a phasic contraction in rat aorta via H2O2-mediated multiple-signalling pathways. Clinical and experimental pharmacology & physiology 20030101
Antiproliferative effect of antioxidant polyphenols from grape in murine Hepa-1c1c7. European journal of nutrition 20030101
Inhibition of proliferation of human cancer cells and cyclooxygenase enzymes by anthocyanidins and catechins. Nutrition and cancer 20030101
Direct scavenging of nitric oxide and superoxide by green tea. Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association 20021201
Antioxidant effects of green tea polyphenols on free radical initiated peroxidation of rat liver microsomes. Chemistry and physics of lipids 20021201
Effects of long-term, elevated ultraviolet-B radiation on phytochemicals in the bark of silver birch (Betula pendula). Tree physiology 20021201
In vitro inhibition of [3H]-angiotensin II binding on the human AT1 receptor by proanthocyanidins from Guazuma ulmifolia bark. Planta medica 20021201
Tissue factor inhibitory flavonoids from the fruits of Chaenomeles sinensis. Archives of pharmacal research 20021201
Antioxidant synergy and regeneration effect of quercetin, (-)-epicatechin, and (+)-catechin on alpha-tocopherol in homogeneous solutions of peroxidating methyl linoleate. Journal of agricultural and food chemistry 20021120
Green tea polyphenols inhibit metalloproteinase activities in the skin, muscle, and blood of rainbow trout. Journal of agricultural and food chemistry 20021120
Effects of external factors on the interaction of tea catechins with lipid bilayers. Bioscience, biotechnology, and biochemistry 20021101
Effects of catechins on vascular tone in rat thoracic aorta with endothelium. Life sciences 20021011
Pharmacokinetics of tea catechins after ingestion of green tea and (-)-epigallocatechin-3-gallate by humans: formation of different metabolites and individual variability. Cancer epidemiology, biomarkers & prevention : a publication of the American Association for Cancer Research, cosponsored by the American Society of Preventive Oncology 20021001
Antioxidant activity of methanolic extract of Hypericum triquetrifolium Turra aerial part. Fitoterapia 20021001
Antitumor-promoting constituents from Dioscorea bulbifera L. in JB6 mouse epidermal cells. Biological & pharmaceutical bulletin 20020901
High-performance liquid chromatographic determination of oligomeric procyanidins from dimers up to the hexamer in hawthorn. Journal of chromatography. A 20020830
Glucuronidation and sulfation of the tea flavonoid (-)-epicatechin by the human and rat enzymes. Drug metabolism and disposition: the biological fate of chemicals 20020801
Isolation and identification of oligomeric procyanidins from Crataegus leaves and flowers. Phytochemistry 20020801
A new acylated triterpene from the roots of Chaenomeles japonica. Chemical & pharmaceutical bulletin 20020801
In vitro antioxidant activity of 2,5,7,8-tetramethyl-2-(2'-carboxyethyl)-6-hydroxychroman (alpha-CEHC), a vitamin E metabolite. Free radical research 20020801
Composition of phenolic compounds in a Portuguese pear (Pyrus communis L. var. S. Bartolomeu) and changes after sun-drying. Journal of agricultural and food chemistry 20020731
Application of pulsed field gradient NMR techniques for investigating binding of flavor compounds to macromolecules. Journal of agricultural and food chemistry 20020717
Chemical studies on antioxidant mechanism of tea catechins: analysis of radical reaction products of catechin and epicatechin with 2,2-diphenyl-1-picrylhydrazyl. Bioorganic & medicinal chemistry 20020701
Inhibition of aromatase activity by green tea extract catechins and their endocrinological effects of oral administration in rats. Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association 20020701
Absorption and urinary excretion of procyanidin B2 [epicatechin-(4beta-8)-epicatechin] in rats. Free radical biology & medicine 20020701
Effect of tea catechins on cellular lipid peroxidation and cytotoxicity in HepG2 cells. Bioscience, biotechnology, and biochemistry 20020701
(-)-Epicatechin effects in rat liver epithelial cells: stimulation of gap junctional communication and counteraction of its loss due to the tumor promoter 12-O-tetradecanoylphorbol-13-acetate. Biochemical pharmacology 20020615
Influence of procyanidins on the color stability of oenin solutions. Journal of agricultural and food chemistry 20020522
Inhibitory effects of cocoa flavanols and procyanidin oligomers on free radical-induced erythrocyte hemolysis. Experimental biology and medicine (Maywood, N.J.) 20020501
Dietary catechins and cancer incidence among postmenopausal women: the Iowa Women's Health Study (United States). Cancer causes & control : CCC 20020501
Changes in proanthocyanidin chain length in winelike model solutions. Journal of agricultural and food chemistry 20020410
Synthesis of theaflavin from epicatechin and epigallocatechin by plant homogenates and role of epicatechin quinone in the synthesis and degradation of theaflavin. Journal of agricultural and food chemistry 20020327
Evaluation of the antigenotoxic potential of monomeric and dimeric flavanols, and black tea polyphenols against heterocyclic amine-induced DNA damage in human lymphocytes using the Comet assay. Mutation research 20020325
Changes in ceramide levels upon catechins-induced apoptosis in LoVo cells. Life sciences 20020315
Polyphenolic antioxidants from the fruits of Chrysophyllum cainito L. (Star Apple). Journal of agricultural and food chemistry 20020313
Yeast-induced inhibition of (+)-catechin and (-)-epicatechin degradation in model solutions. Journal of agricultural and food chemistry 20020313
Stability of the flavan-3-ols epicatechin and catechin and related dimeric procyanidins derived from cocoa. Journal of agricultural and food chemistry 20020313
Composition of a chemopreventive proanthocyanidin-rich fraction from cranberry fruits responsible for the inhibition of 12-O-tetradecanoyl phorbol-13-acetate (TPA)-induced ornithine decarboxylase (ODC) activity. Journal of agricultural and food chemistry 20020227
Isolation and quantitative analysis of phenolic antioxidants, free sugars, and polyols from mango (Mangifera indica L.) stem bark aqueous decoction used in Cuba as a nutritional supplement. Journal of agricultural and food chemistry 20020213
Enhancement of inward Ca(2+) currents in bovine chromaffin cells by green tea polyphenol extracts. Neurochemistry international 20020201
Deodorizing effects of tea catechins on amines and ammonia. Bioscience, biotechnology, and biochemistry 20020201
[Chemical constituents of Hyperricum monogynum]. Zhongguo Zhong yao za zhi = Zhongguo zhongyao zazhi = China journal of Chinese materia medica 20020201
Kinetic analysis and mechanistic aspects of autoxidation of catechins. Biochimica et biophysica acta 20020115
Potentiometric and (1)H NMR studies of complexation of Al(3+) with (-)-epigallocatechin gallate, a major active constituent of green tea. Journal of inorganic biochemistry 20020101
Catechins and their oligomers linked by C4 --> C8 bonds are major cacao polyphenols and protect low-density lipoprotein from oxidation in vitro. Experimental biology and medicine (Maywood, N.J.) 20020101
Characterization and structures of anthocyanin pigments generated in rosé cider during vinification. Phytochemistry 20020101
(-)-Epicatechin inhibits nitration and dimerization of tyrosine in hydrophilic as well as hydrophobic environments. Biochemical and biophysical research communications 20011221
Two types of oxidative dimerization of the black tea polyphenol theaflavin. Journal of agricultural and food chemistry 20011201
Low temperature metabolism of apple phenolics and quiescence of Phlyctaena vagabunda. Journal of agricultural and food chemistry 20011201
Different effects of five catechins on 6-hydroxydopamine-induced apoptosis in PC12 cells. Journal of agricultural and food chemistry 20011201
Absorption and urinary excretion of (-)-epicatechin after administration of different levels of cocoa powder or (-)-epicatechin in rats. Journal of agricultural and food chemistry 20011201
The heterocyclic ring fission and dehydroxylation of catechins and related compounds by Eubacterium sp. strain SDG-2, a human intestinal bacterium. Chemical & pharmaceutical bulletin 20011201
Rapid conversion of tea catechins to monomethylated products by rat liver cytosolic catechol-O-methyltransferase. Xenobiotica; the fate of foreign compounds in biological systems 20011201
Ethyl m-digallate from red maple, Acer rubrum L., as the major resistance factor to forest tent caterpillar, Malacosoma disstria Hbn. Journal of chemical ecology 20011201
Polyphenols of cocoa: inhibition of mammalian 15-lipoxygenase. Biological chemistry 20011201
Analytical method of measuring tea catechins in human plasma by solid-phase extraction and HPLC with electrochemical detection. Journal of nutritional science and vitaminology 20011201
Dietary catechins in relation to coronary heart disease death among postmenopausal women. Epidemiology (Cambridge, Mass.) 20011101
Dihydroagarofuran alkaloid and triterpenes from Maytenus heterophylla and Maytenus arbutifolia. Phytochemistry 20011001
Antibacterial action of several tannins against Staphylococcus aureus. The Journal of antimicrobial chemotherapy 20011001
New phenylpropanoid esters of sucrose from Polygonum lapathifolium. Journal of natural products 20011001
Transport and metabolism of the tea flavonoid (-)-epicatechin by the human intestinal cell line Caco-2. Pharmaceutical research 20011001
Interactions between apple cell walls and native apple polyphenols: quantification and some consequences. International journal of biological macromolecules 20010820
Green tea catechins partially protect DNA from (.)OH radical-induced strand breaks and base damage through fast chemical repair of DNA radicals. Carcinogenesis 20010801
Spin-trapping study on the hydroxyl radical formed from a tea catechin-Cu(II) system. Bioscience, biotechnology, and biochemistry 20010801
Separation of radioactive metabolites in cultured tea cells fed with [14C]phenylalanine using high-speed counter-current chromatography. Journal of chromatography. A 20010706
Antioxidant capacities and phenolics levels of French wines from different varieties and vintages. Journal of agricultural and food chemistry 20010701
Covariation in individuals' sensitivities to bitter compounds: evidence supporting multiple receptor/transduction mechanisms. Perception & psychophysics 20010701
Analysis of urinary metabolites of tea catechins by liquid chromatography/electrospray ionization mass spectrometry. Chemical research in toxicology 20010601
A tea catechin suppresses the expression of the high-affinity IgE receptor Fc epsilon RI in human basophilic KU812 cells. Journal of agricultural and food chemistry 20010501
Fast determination of procyanidins and other phenolic compounds in food samples by micellar electrokinetic chromatography using acidic buffers. Electrophoresis 20010501
Analysis of phenolic compounds in Spanish Albrariño and Portuguese Alvarinho and Loureiro wines by capillary zone electrophoresis and high-performance liquid chromatography. Electrophoresis 20010501
Growth suppression of hamster flank organs by topical application of catechins, alizarin, curcumin, and myristoleic acid. Archives of dermatological research 20010401
Stereospecificity in membrane effects of catechins. Chemico-biological interactions 20010314
Cutaneous photoprotection from ultraviolet injury by green tea polyphenols. Journal of the American Academy of Dermatology 20010301
EGCG, a major component of green tea, inhibits tumour growth by inhibiting VEGF induction in human colon carcinoma cells. British journal of cancer 20010301
Identification of procyanidins and anthocyanins in blueberries and cranberries (Vaccinium spp.) using high-performance liquid chromatography/mass spectrometry. Journal of agricultural and food chemistry 20010301
Structural features of procyanidin interactions with salivary proteins. Journal of agricultural and food chemistry 20010201
Induction of apoptosis by green tea catechins in human prostate cancer DU145 cells. Life sciences 20010126
Mut-Test to detect substances suppressing spontaneous mutation due to oxidative damage. Mutation research 20010125
Thiolysis-HPLC characterization of apple procyanidins covering a large range of polymerization states. Journal of agricultural and food chemistry 20010101
Antioxidant benzoylated flavan-3-ol glycoside from Celastrus orbiculatus. Journal of natural products 20010101
Pharmacokinetics and system linearity of tea catechins in rat. Xenobiotica; the fate of foreign compounds in biological systems 20010101
Simultaneous determination of (+)-catechin and (-)-epicatechin in cacao and its products by high-performance liquid chromatography with electrochemical detection. Phytochemical analysis : PCA 20010101
Transcellular transport of genistein, a soybean-derived isoflavone, across human colon carcinoma cell line (Caco-2). Biopharmaceutics & drug disposition 20010101
Inhibition of HIV activation in latently infected cells by flavonoid compounds. AIDS research and human retroviruses 19960101
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