Benzophenone glycosides and epicatechin derivatives from Malania oleifera.

Fitoterapia 20120901

A new synthetic strategy for catechin-class polyphenols: concise synthesis of (-)-epicatechin and its 3-O-gallate.

Chemical communications (Cambridge, England) 20120828

Catechins containing a galloyl moiety as potential anti-HIV-1 compounds.

Drug discovery today 20120601

Chitosan-based luminescent/magnetic hybrid nanogels for insulin delivery, cell imaging, and antidiabetic research of dietary supplements.

International journal of pharmaceutics 20120510

Intervention of human breast cell carcinogenesis chronically induced by 2-amino-1-methyl-6-phenylimidazo[4,5-b]pyridine.

Carcinogenesis 20120401

Tea catechins and flavonoids from the leaves of Camellia sinensis inhibit yeast alcohol dehydrogenase.

Bioorganic & medicinal chemistry 20120401

A new norisoprenoid and other compounds from Fuzhuan brick tea.

Molecules (Basel, Switzerland) 20120319

Glucuronidation and methylation of procyanidin dimers b2 and 3,3″-di-o-galloyl-b2 and corresponding monomers epicatechin and 3-o-galloyl-epicatechin in mouse liver.

Pharmaceutical research 20120301

(-)-Epigallocatechin-3-gallate is a new inhibitor of hepatitis C virus entry.

Hepatology (Baltimore, Md.) 20120301

A tea catechin, epigallocatechin-3-gallate, is a unique modulator of the farnesoid X receptor.

Toxicology and applied pharmacology 20120115

Green tea catechin intervention of reactive oxygen species-mediated ERK pathway activation and chronically induced breast cell carcinogenesis.

Carcinogenesis 20120101

Simultaneous determination of catechin, epicatechin and epicatechin gallate in rat plasma by LC-ESI-MS/MS for pharmacokinetic studies after oral administration of Cynomorium songaricum extract.

Journal of chromatography. B, Analytical technologies in the biomedical and life sciences 20120101

Characterization of creaming precipitate of tea catechins and caffeine in aqueous solution.

Chemical & pharmaceutical bulletin 20120101

Dietary flavanols exert different effects on antioxidant defenses and apoptosis/proliferation in Caco-2 and SW480 colon cancer cells.

Toxicology in vitro : an international journal published in association with BIBRA 20111201

Anti-staphylococcal activity and β-lactam resistance attenuating capacity of structural analogues of (-)-epicatechin gallate.

Bioorganic & medicinal chemistry letters 20111201

Analysis of binding interaction between (-)-epigallocatechin (EGC) and β-lactoglobulin by multi-spectroscopic method.

Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy 20111101

Effects of green tea catechins on gramicidin channel function and inferred changes in bilayer properties.

FEBS letters 20111003

A profile of bioactive compounds of Rumex vesicarius L.

Journal of food science 20111001

Green tea polyphenols control dysregulated glutamate dehydrogenase in transgenic mice by hijacking the ADP activation site.

The Journal of biological chemistry 20110930

The lipogenesis pathway as a cancer target.

Journal of medicinal chemistry 20110825

Bioactive components from the tea polyphenols influence on endogenous antioxidant defense system and modulate inflammatory cytokines after total-body irradiation in mice.

Phytomedicine : international journal of phytotherapy and phytopharmacology 20110815

Comparative effects of dietary flavanols on antioxidant defences and their response to oxidant-induced stress on Caco2 cells.

European journal of nutrition 20110801

Recent advances in understanding the antibacterial properties of flavonoids.

International journal of antimicrobial agents 20110801

Pressurized liquid extraction of phenolic compounds from Anatolia propolis and their radical scavenging capacities.

Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association 20110701

Interaction of epicatechin gallate with phospholipid membranes as revealed by solid-state NMR spectroscopy.

Biochimica et biophysica acta 20110601

Effect of girdling at various positions of 'Huang Zhi Xiang' tea tree (Camellia sinensis) on the contents of catechins and starch in fresh leaf.

Plant foods for human nutrition (Dordrecht, Netherlands) 20110601

Genotoxic effects of green tea extract on human laryngeal carcinoma cells in vitro.

Arhiv za higijenu rada i toksikologiju 20110601

Stimulation of acidic reduction of nitrite to nitric oxide by soybean phenolics: possible relevance to gastrointestinal host defense.

Journal of agricultural and food chemistry 20110525

Interactions of green tea catechins with organic anion-transporting polypeptides.

Drug metabolism and disposition: the biological fate of chemicals 20110501

Epicatechin gallate and catechin gallate are superior to epigallocatechin gallate in growth suppression and anti-inflammatory activities in pancreatic tumor cells.

Cancer science 20110401

Potential O-acyl-substituted (-)-Epicatechin gallate prodrugs as inhibitors of DMBA/TPA-induced squamous cell carcinoma of skin in Swiss albino mice.

Chemistry & biodiversity 20110401

Evaluation of the bitterness of green tea catechins by a cell-based assay with the human bitter taste receptor hTAS2R39.

Biochemical and biophysical research communications 20110225

Multistage carcinogenesis process as molecular targets in cancer chemoprevention by epicatechin-3-gallate.

Food & function 20110201

Supplementation of green tea catechins in dentifrices suppresses gingival oxidative stress and periodontal inflammation.

Archives of oral biology 20110101

Oligomeric proanthocyanidins from Rumex acetosa L. inhibit the attachment of herpes simplex virus type-1.

Antiviral research 20110101

Effect of tea beverages on aldehyde oxidase activity.

Drug metabolism and pharmacokinetics 20110101

Red wine: a source of potent ligands for peroxisome proliferator-activated receptor γ.

Food & function 20110101

Analysis of the mechanism of inhibition of human matrix metalloproteinase 7 (MMP-7) activity by green tea catechins.

Bioscience, biotechnology, and biochemistry 20110101

A comparative reverse docking strategy to identify potential antineoplastic targets of tea functional components and binding mode.

International journal of molecular sciences 20110101

Catechin derivatives from Parapiptadenia rigida with in vitro wound-healing properties.

Journal of natural products 20101227

Plasma tea polyphenol levels and subsequent risk of breast cancer among Japanese women: a nested case-control study.

Breast cancer research and treatment 20101201

The evaluation of catechins that contain a galloyl moiety as potential HIV-1 integrase inhibitors.

Clinical immunology (Orlando, Fla.) 20101201

Extraction of antioxidants and caffeine from green tea (Camelia sinensis) leaves: kinetics and modeling.

Food science and technology international = Ciencia y tecnologia de los alimentos internacional 20101201

Genoprotective effects of the green tea-derived polyphenol/epicatechin gallate in C6 astroglial cells.

Journal of medicinal food 20101001

Metabolism of green tea catechins by the human small intestine.

Biotechnology journal 20101001

Epicatechin gallate suppresses oxidative stress-induced MUC5AC overexpression by interaction with epidermal growth factor receptor.

American journal of respiratory cell and molecular biology 20100901

Green tea catechins are potent sensitizers of ryanodine receptor type 1 (RyR1).

Biochemical pharmacology 20100815

The polyphenol epigallocatechin-3-gallate affects lipid rafts to block activation of the c-Met receptor in prostate cancer cells.

Molecular carcinogenesis 20100801

Insertion of epicatechin gallate into the cytoplasmic membrane of methicillin-resistant Staphylococcus aureus disrupts penicillin-binding protein (PBP) 2a-mediated beta-lactam resistance by delocalizing PBP2.

The Journal of biological chemistry 20100730

An efficient and economical MTT assay for determining the antioxidant activity of plant natural product extracts and pure compounds.

Journal of natural products 20100723

Structural characteristics of green tea catechins for formation of protein carbonyl in human serum albumin.

Bioorganic & medicinal chemistry 20100715

Catechins inhibit CXCL10 production from oncostatin M-stimulated human gingival fibroblasts.

The Journal of nutritional biochemistry 20100701

Tea polyphenols inhibit IL-6 production in tumor necrosis factor superfamily 14-stimulated human gingival fibroblasts.

Molecular nutrition & food research 20100701

Binding affinity of tea catechins for HSA: characterization by high-performance affinity chromatography with immobilized albumin column.

Molecular nutrition & food research 20100601

Epicatechin gallate decreases the viability and subsequent embryonic development of mouse blastocysts.

Taiwanese journal of obstetrics & gynecology 20100601

The inhibition of collagenase induced degradation of collagen by the galloyl-containing polyphenols tannic acid, epigallocatechin gallate and epicatechin gallate.

Journal of materials science. Materials in medicine 20100501

Tea catechins reduce inflammatory reactions via mitogen-activated protein kinase pathways in toll-like receptor 2 ligand-stimulated dental pulp cells.

Life sciences 20100424

Effect of green tea catechins and hydrolyzable tannins on benzo[a]pyrene-induced DNA adducts and structure-activity relationship.

Chemical research in toxicology 20100419

New inhibitors for expression of IgE receptor on human mast cell.

Bioorganic & medicinal chemistry letters 20100401

Anti-inflammatory effect of catechin on cultured human dental pulp cells affected by bacteria-derived factors.

European journal of oral sciences 20100401

Synthesis and antimicrobial activities of 3-O-alkyl analogues of (+)-catechin: improvement of stability and proposed action mechanism.

European journal of medicinal chemistry 20100301

Separation of major catechins from green tea by ultrahigh pressure extraction.

International journal of pharmaceutics 20100215

Statistical correlation between flavanolic composition, colour and sensorial parameters in grape seed during ripening.

Analytica chimica acta 20100215

A potential proliferative gene, NUDT6, is down-regulated by green tea catechins at the posttranscriptional level.

The Journal of nutritional biochemistry 20100201

Green tea catechin inhibits lipopolysaccharide-induced bone resorption in vivo.

Journal of periodontal research 20100201

Tea catechins' affinity for human cannabinoid receptors.

Phytomedicine : international journal of phytotherapy and phytopharmacology 20100101

Reliability of bond dissociation enthalpy calculated by the PM6 method and experimental TEAC values in antiradical QSAR of flavonoids.

Bioorganic & medicinal chemistry 20100101

In vitro drug interactions of gallates with antibiotics in Staphylococcus Aureus.

Frontiers in bioscience (Elite edition) 20100101

Influence of the galloyl moiety in tea catechins on binding affinity for human serum albumin.

Journal of nutritional science and vitaminology 20100101

Borate complexation-assisted field-enhanced sample injection for on-line preconcentration of cis-diol-containing compounds in capillary electrophoresis.

Talanta 20091215

Binding of natural and synthetic polyphenols to human dihydrofolate reductase.

International journal of molecular sciences 20091201

Ambivalent role of gallated catechins in glucose tolerance in humans: a novel insight into non-absorbable gallated catechin-derived inhibitors of glucose absorption.

Journal of physiology and pharmacology : an official journal of the Polish Physiological Society 20091201

Tea catechins inhibit hepatocyte growth factor receptor (MET kinase) activity in human colon cancer cells: kinetic and molecular docking studies.

Journal of medicinal chemistry 20091112

Epigallocatechin-3-gallate is an inhibitor of Na+, K(+)-ATPase by favoring the E1 conformation.

Biochemical pharmacology 20091015

Catechol type polyphenol is a potential modifier of protein sulfhydryls: development and application of a new probe for understanding the dietary polyphenol actions.

Chemical research in toxicology 20091001

Some phenolic compounds increase the nitric oxide level in endothelial cells in vitro.

Journal of agricultural and food chemistry 20090909

Green tea (-)-epigallocatechin gallate inhibits insulin stimulation of 3T3-L1 preadipocyte mitogenesis via the 67-kDa laminin receptor pathway.

American journal of physiology. Cell physiology 20090701

Fast GC-FID based metabolic fingerprinting of Japanese green tea leaf for its quality ranking prediction.

Journal of separation science 20090701

Disruption of D-alanyl esterification of Staphylococcus aureus cell wall teichoic acid by the {beta}-lactam resistance modifier (-)-epicatechin gallate.

The Journal of antimicrobial chemotherapy 20090601

Tea polyphenols can restrict benzo[a]pyrene-induced lung carcinogenesis by altered expression of p53-associated genes and H-ras, c-myc and cyclin D1.

The Journal of nutritional biochemistry 20090501

Absorption, metabolism and excretion of Choladi green tea flavan-3-ols by humans.

Molecular nutrition & food research 20090501

Free radicals generated during oxidation of green tea polyphenols: electron paramagnetic resonance spectroscopy combined with density functional theory calculations.

Free radical biology & medicine 20090415

Measurement of xanthine oxidase inhibition activity of phenolics and flavonoids with a modified cupric reducing antioxidant capacity (CUPRAC) method.

Analytica chimica acta 20090316

Polyphenols prevent clinorotation-induced expression of atrogenes in mouse C2C12 skeletal myotubes.

The journal of medical investigation : JMI 20090201

Flavonoids inhibit the AU-rich element binding of HuC.

BMB reports 20090131

Protective role of tea catechins on erythrocytes subjected to oxidative stress during human aging.

Natural product research 20090101

Catechins inhibit CCL20 production in IL-17A-stimulated human gingival fibroblasts.

Cellular physiology and biochemistry : international journal of experimental cellular physiology, biochemistry, and pharmacology 20090101

Simultaneous determination of the major active components of tea polyphenols in rat plasma by a simple and specific HPLC assay.

Journal of chromatography. B, Analytical technologies in the biomedical and life sciences 20081115

Antioxidant synergism of green tea polyphenols with alpha-tocopherol and L-ascorbic acid in SDS micelles.

Biochimie 20081001

(-)-Epicatechin gallate accumulates in foamy macrophages in human atherosclerotic aorta: implication in the anti-atherosclerotic actions of tea catechins.

Biochemical and biophysical research communications 20080926

Absorption and pharmacokinetics of green tea catechins in beagles.

The British journal of nutrition 20080901

Studies on the interaction of copper complexes of (-)-epicatechin gallate and (-)-epigallocatechin gallate with calf thymus DNA.

Journal of inorganic biochemistry 20080901

Presence or absence of a gallate moiety on catechins affects their cellular transport.

The Journal of pharmacy and pharmacology 20080901

The impact of the 67kDa laminin receptor on both cell-surface binding and anti-allergic action of tea catechins.

Archives of biochemistry and biophysics 20080815

Antioxidant effects of green tea and its polyphenols on bladder cells.

Life sciences 20080704

Galloylated catechins as potent inhibitors of hypochlorous acid-induced DNA damage.

Chemical research in toxicology 20080701

Stopped-flow kinetic study of the aroxyl radical-scavenging action of catechins and vitamin C in ethanol and micellar solutions.

Journal of agricultural and food chemistry 20080625

Green tea catechin enhances cholesterol 7alpha-hydroxylase gene expression in HepG2 cells.

The British journal of nutrition 20080601

Diastereomeric difference of inclusion modes between (-)-epicatechin gallate, (-)-epigallocatechin gallate and (+)-gallocatechin gallate, with beta-cyclodextrin in aqueous solvent.

Magnetic resonance in chemistry : MRC 20080501

Effects of water-soluble natural antioxidants on photosensitized oxidation of conjugated linoleic acid in an oil-in-water emulsion system.

Journal of food science 20080501

Synthesis and biological activity of a 3,4,5-trimethoxybenzoyl ester analogue of epicatechin-3-gallate.

Journal of medicinal chemistry 20080410

Catechin gallates are NADP+-competitive inhibitors of glucose-6-phosphate dehydrogenase and other enzymes that employ NADP+ as a coenzyme.

Bioorganic & medicinal chemistry 20080401

Potential anthelmintics: polyphenols from the tea plant Camellia sinensis L. are lethally toxic to Caenorhabditis elegans.

Journal of natural medicines 20080401

Epicatechin gallate increases glutamate uptake and S100B secretion in C6 cell lineage.

Molecular and cellular biochemistry 20080301

The polyphenol (-)-epicatechin gallate disrupts the secretion of virulence-related proteins by Staphylococcus aureus.

Letters in applied microbiology 20080201

New polyphenols active on beta-amyloid aggregation.

Bioorganic & medicinal chemistry letters 20080115

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

Identification of a PKCepsilon-dependent regulation of myocardial contraction by epicatechin-3-gallate.

American journal of physiology. Heart and circulatory physiology 20080101

Inhibitory effects of various beverages on human recombinant sulfotransferase isoforms SULT1A1 and SULT1A3.

Biopharmaceutics & drug disposition 20071201

Structures of epicatechin gallate trimer and tetramer produced by enzymatic oxidation.

Chemical & pharmaceutical bulletin 20071201

Dynamic behavior of tea catechins interacting with lipid membranes as determined by NMR spectroscopy.

Journal of agricultural and food chemistry 20071128

Characterization of the constituents and antioxidant activity of Brazilian green tea (Camellia sinensis var. assamica IAC-259 cultivar) extracts.

Journal of agricultural and food chemistry 20071114

Theaflavins attenuate hepatic lipid accumulation through activating AMPK in human HepG2 cells.

Journal of lipid research 20071101

Green tea catechin (-)-epicatechin gallate induces tumour suppressor protein ATF3 via EGR-1 activation.

European journal of cancer (Oxford, England : 1990) 20071101

A new LC/MS/MS rapid and sensitive method for the determination of green tea catechins and their metabolites in biological samples.

Journal of agricultural and food chemistry 20071031

Catechin degradation with concurrent formation of homo- and heterocatechin dimers during in vitro digestion.

Journal of agricultural and food chemistry 20071031

Methylation suppresses the proteasome-inhibitory function of green tea polyphenols.

Journal of cellular physiology 20071001

Inhibition of HuR and MMP-9 expression in macrophage-differentiated HL-60 myeloid leukemia cells by green tea polyphenol EGCg.

Leukemia research 20070901

Tea polyphenols inhibit rat vascular smooth muscle cell adhesion and migration on collagen and laminin via interference with cell-ECM interaction.

Journal of biomedical science 20070901

Common tea formulations modulate in vitro digestive recovery of green tea catechins.

Molecular nutrition & food research 20070901

(-)-Epicatechin-3-gallate, a green tea polyphenol is a potent agent against UVB-induced damage in HaCaT keratinocytes.

Molecules (Basel, Switzerland) 20070814

Inhibitory activities of dietary phenolic compounds on heterocyclic amine formation in both chemical model system and beef patties.

Molecular nutrition & food research 20070801

Uniformly-sized, molecularly imprinted polymers for (-)-epigallocatechin gallate, -epicatechin gallate and -gallocatechin gallate by multi-step swelling and polymerization method.

Journal of chromatography. A 20070713

The beta-lactam-resistance modifier (-)-epicatechin gallate alters the architecture of the cell wall of Staphylococcus aureus.

Microbiology (Reading, England) 20070701

Effects of infusion time and addition of milk on content and absorption of polyphenols from black tea.

Journal of agricultural and food chemistry 20070613

Structure-reactivity relationships of flavan-3-ols on product generation in aqueous glucose/glycine model systems.

Journal of agricultural and food chemistry 20070502

Green tea catechins upregulate superoxide dismutase and catalase in fruit flies.

Molecular nutrition & food research 20070501

Epigallocatechin-3-gallate and epicatechin-3-gallate from green tea decrease plasma non-transferrin bound iron and erythrocyte oxidative stress.

Medicinal chemistry (Shariqah (United Arab Emirates)) 20070501

[Dihydroflavonol glycosides and flavan-3-ols from Bauhinia aurea].

Zhongguo Zhong yao za zhi = Zhongguo zhongyao zazhi = China journal of Chinese materia medica 20070501

Identification of major phenolic compounds of Chinese water chestnut and their antioxidant activity.

Molecules (Basel, Switzerland) 20070425

The kinetics and mechanisms of the complex formation and antioxidant behaviour of the polyphenols EGCg and ECG with iron(III).

Journal of inorganic biochemistry 20070401

Green tea as inhibitor of the intestinal absorption of lipids: potential mechanism for its lipid-lowering effect.

The Journal of nutritional biochemistry 20070301

Green tea catechins potentiate triclosan binding to enoyl-ACP reductase from Plasmodium falciparum (PfENR).

Journal of medicinal chemistry 20070222

Determination of rutin, catechin, epicatechin, and epicatechin gallate in buckwheat Fagopyrum esculentum Moench by micro-high-performance liquid chromatography with electrochemical detection.

Journal of agricultural and food chemistry 20070221

Antimalarial properties of green tea.

Biochemical and biophysical research communications 20070202

Effects of green tea compounds on irinotecan metabolism.

Drug metabolism and disposition: the biological fate of chemicals 20070201

Attomole catechins determination by capillary liquid chromatography with electrochemical detection.

Analytical sciences : the international journal of the Japan Society for Analytical Chemistry 20070201

Green tea catechins inhibit bacterial DNA gyrase by interaction with its ATP binding site.

Journal of medicinal chemistry 20070125

Food components inhibiting recombinant human histidine decarboxylase activity.

Journal of agricultural and food chemistry 20070124

Synthesis and preliminary anticancer activity studies of C4 and C8-modified derivatives of catechin gallate (CG) and epicatechin gallate (ECG).

The Journal of organic chemistry 20061222

Growth inhibition and apoptosis by (-)-epicatechin gallate are mediated by cyclin D1 suppression in head and neck squamous carcinoma cells.

European journal of cancer (Oxford, England : 1990) 20061201

Epicatechin gallate, a component of green tea, reduces halotolerance in Staphylococcus aureus.

International journal of food microbiology 20061001

Methylation of green tea polyphenols affects their binding to and inhibitory poses of the proteasome beta5 subunit.

International journal of molecular medicine 20061001

Differential alterations in metabolic pattern of the spliceosomal UsnRNAs during pre-malignant lung lesions induced by benzo(a)pyrene: modulation by tea polyphenols.

Molecular and cellular biochemistry 20060901

Sex- and strain-dependent effects of epigallocatechin gallate (EGCG) and epicatechin gallate (ECG) in the mouse.

Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association 20060901

Bioassay-guided purification and identification of antimicrobial components in Chinese green tea extract.

Journal of chromatography. A 20060901

Copper complexes of (-)-epicatechin gallate and (-)-epigallocatechin gallate act as inhibitors of Ribonuclease A.

FEBS letters 20060821

Kinetic study of the thermal stability of tea catechins in aqueous systems using a microwave reactor.

Journal of agricultural and food chemistry 20060809

Inhibition of Plasmodium falciparum fatty acid biosynthesis: evaluation of FabG, FabZ, and FabI as drug targets for flavonoids.

Journal of medicinal chemistry 20060601

Determination of the predominant catechins in Acacia catechu by liquid chromatography/electrospray ionization-mass spectrometry.

Journal of agricultural and food chemistry 20060503

Electrofocusing of methanolic extracts for identification of individual flavonol biomolecules in Camellia species.

Journal of agricultural and food chemistry 20060419

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

Catalytic inhibition of human DNA topoisomerase II by interactions of grape cell culture polyphenols.

Journal of agricultural and food chemistry 20060322

Cellular and in vivo hepatotoxicity caused by green tea phenolic acids and catechins.

Free radical biology & medicine 20060215

Novel inhibitors of fatty-acid synthase from green tea (Camellia sinensis Xihu Longjing) with high activity and a new reacting site.

Biotechnology and applied biochemistry 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

The comparison of effect of catechins and green tea extract on oxidative modification of LDL in vitro.

Advances in medical sciences 20060101

Stereoselective oxidation at C-4 of flavans by the endophytic fungus Diaporthe sp. isolated from a tea plant.

Chemical & pharmaceutical bulletin 20051201

Antiviral effect of catechins in green tea on influenza virus.

Antiviral research 20051101

Epigallocatechin-3-gallate, a polyphenol component of green tea, suppresses both collagen production and collagenase activity in hepatic stellate cells.

International journal of molecular medicine 20051001

Kinetic study of the quenching reaction of singlet oxygen by tea catechins in ethanol solution.

Free radical biology & medicine 20050915

Antimycobacterial agents from selected Mexican medicinal plants.

The Journal of pharmacy and pharmacology 20050901

Efficiency of foam fractionation for the enrichment of nonpolar compounds from aqueous extracts of plant materials.

Journal of natural products 20050901

Separation of catechin constituents from five tea cultivars using high-speed counter-current chromatography.

Journal of chromatography. A 20050812

Seasonal variations of phenolic compounds in Australia-grown tea (Camellia sinensis).

Journal of agricultural and food chemistry 20050810

Catechins prevent vascular smooth muscle cell invasion by inhibiting MT1-MMP activity and MMP-2 expression.

Cardiovascular research 20050801

Heteroactivation of cytochrome P450 1A1 by teas and tea polyphenols.

British journal of pharmacology 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

Theaflavin derivatives in black tea and catechin derivatives in green tea inhibit HIV-1 entry by targeting gp41.

Biochimica et biophysica acta 20050525

Kinetics of the inhibition of bovine liver dihydrofolate reductase by tea catechins: origin of slow-binding inhibition and pH studies.

Biochemistry 20050524

Synthesis and antibacterial activity of hydrolytically stable (-)-epicatechin gallate analogues for the modulation of beta-lactam resistance in Staphylococcus aureus.

Bioorganic & medicinal chemistry letters 20050516

Inhibition of human liver catechol-O-methyltransferase by tea catechins and their metabolites: structure-activity relationship and molecular-modeling studies.

Biochemical pharmacology 20050515

Structure-activity relationship of the tocopherol-regeneration reaction by catechins.

Free radical biology & medicine 20050501

Dietary gallate esters of tea catechins reduce deposition of visceral fat, hepatic triacylglycerol, and activities of hepatic enzymes related to fatty acid synthesis in rats.

Bioscience, biotechnology, and biochemistry 20050501

Protective effects of (-)-epicatechin-3-gallate on UVA-induced damage in HaCaT keratinocytes.

Archives of dermatological research 20050401

Inhibition of heparin-induced tau filament formation by phenothiazines, polyphenols, and porphyrins.

The Journal of biological chemistry 20050304

Differential in vitro cytotoxicity of (-)-epicatechin gallate (ECG) to cancer and normal cells from the human oral cavity.

Toxicology in vitro : an international journal published in association with BIBRA 20050301

Flavanols in somatic cell division and male meiosis of tea (Camellia sinensis) anthers.

Plant biology (Stuttgart, Germany) 20050301

Pharmacokinetics of TJ-8117(Onpi-to), a drug for renal failure (II): effects of food, repeated administration and renal failure to plasma concentration of [3H]-(-)epicatechin 3-O-gallate in rats.

European journal of drug metabolism and pharmacokinetics 20050101

Investigation of intestinal absorption and disposition of green tea catechins by Caco-2 monolayer model.

International journal of pharmaceutics 20041209

Epicatechin gallate-induced expression of NAG-1 is associated with growth inhibition and apoptosis in colon cancer cells.

Carcinogenesis 20041201

Ellipsometry analysis of the in vitro adsorption of tea polyphenols onto salivary pellicles.

European journal of oral sciences 20041201

Hypoxia-inducible factor-1 activation by (-)-epicatechin gallate: potential adverse effects of cancer chemoprevention with high-dose green tea extracts.

Journal of natural products 20041201

Catechin gallates inhibit multidrug resistance (MDR) in Staphylococcus aureus.

Planta medica 20041201

[Preparation and component analysis of tea pigments].

Wei sheng yan jiu = Journal of hygiene research 20041101

Anticancer activity of 3-O-acyl and alkyl-(-)-epicatechin derivatives.

Bioorganic & medicinal chemistry letters 20041018

Prooxidative activities of tea catechins in the presence of Cu2+.

Bioscience, biotechnology, and biochemistry 20040901

Glucuronidation of the green tea catechins, (-)-epigallocatechin-3-gallate and (-)-epicatechin-3-gallate, by rat hepatic and intestinal microsomes.

Free radical research 20040901

Study of the green tea polyphenols catechin-3-gallate (CG) and epicatechin-3-gallate (ECG) as proteasome inhibitors.

Bioorganic & medicinal chemistry 20040701

Effects of epicatechin gallate on wound healing and scar formation in a full thickness incisional wound healing model in rats.

The American journal of pathology 20040701

Effect of tea catechins on the change of glutathione levels caused by Pb(++) in PC12 cells.

Chemical research in toxicology 20040701

Polyphenols from Camellia sinenesis prevent primary graft failure after transplantation of ethanol-induced fatty livers from rats.

Free radical biology & medicine 20040515

Modulation of beta-lactam resistance in Staphylococcus aureus by catechins and gallates.

International journal of antimicrobial agents 20040501

Inhibitory effect of green tea catechins on cysteine proteinases in Porphyromonas gingivalis.

Oral microbiology and immunology 20040401

[MDR-reversing effect of two components of catechin on human hepatocellular carcinoma BEL-7404/Adr in vitro].

Ai zheng = Aizheng = Chinese journal of cancer 20040401

Role of hydrogen peroxide in bactericidal action of catechin.

Biological & pharmaceutical bulletin 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

Unravelling green tea's mechanisms of action: more than meets the eye.

Molecular pharmacology 20040101

Pharmacokinetics of TJ-8117 (Onpi-to), a drug for renal failure (I): Plasma concentration, distribution and excretion of [3H]-(-)epicatechin 3-O-gallate in rats and dogs.

European journal of drug metabolism and pharmacokinetics 20040101

A difference between epigallocatechin-3-gallate and epicatechin-3-gallate on anti-allergic effect is dependent on their distinct distribution to lipid rafts.

BioFactors (Oxford, England) 20040101

Tea polyphenols inhibit the transport of dietary phenolic acids mediated by the monocarboxylic acid transporter (MCT) in intestinal Caco-2 cell monolayers.

Journal of agricultural and food chemistry 20031203

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

Epigallocatechin gallate modulates CYP450 isoforms in the female Swiss-Webster mouse.

Toxicological sciences : an official journal of the Society of Toxicology 20031201

The galloyl moiety of green tea catechins is the critical structural feature to inhibit fatty-acid synthase.

Biochemical pharmacology 20031115

Cellular uptake and efflux of the tea flavonoid (-)epicatechin-3-gallate in the human intestinal cell line Caco-2.

The Journal of pharmacology and experimental therapeutics 20031101

Catechins and the treatment of breast cancer: possible utility and mechanistic targets.

IDrugs : the investigational drugs journal 20031101

Epigallocatechin gallate, the main component of tea polyphenol, binds to CD4 and interferes with gp120 binding.

The Journal of allergy and clinical immunology 20031101

Involvement of multidrug resistance-associated proteins in regulating cellular levels of (-)-epigallocatechin-3-gallate and its methyl metabolites.

Biochemical and biophysical research communications 20031010

Tea catechins protect against lead-induced ROS formation, mitochondrial dysfunction, and calcium dysregulation in PC12 cells.

Chemical research in toxicology 20030901

A combination effect of epigallocatechin gallate, a major compound of green tea catechins, with antibiotics on Helicobacter pylori growth in vitro.

Current microbiology 20030901

Identification of metabolites of (-)-epicatechin gallate and their metabolic fate in the rat.

Journal of agricultural and food chemistry 20030827

A novel convenient process to obtain a raw decaffeinated tea polyphenol fraction using a lignocellulose column.

Journal of agricultural and food chemistry 20030507

Pharmacokinetics of (-)-epicatechin-3-O-gallate, an active component of Onpi-to, in rats.

Biological & pharmaceutical bulletin 20030501

Tea catechin synergies in inhibition of cancer cell proliferation and of a cancer specific cell surface oxidase (ECTO-NOX).

Pharmacology & toxicology 20030501

Protective activity of (-)-epicatechin 3-O-gallate against peroxynitrite-mediated renal damage.

Free radical research 20030501

Inhibition of adenovirus infection and adenain by green tea catechins.

Antiviral research 20030401

The relationship between the antioxidant and the antibacterial properties of galloylated catechins and the structure of phospholipid model membranes.

Free radical biology & medicine 20030315

Green tea polyphenol targets the mitochondria in tumor cells inducing caspase 3-dependent apoptosis.

Anticancer research 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

Green tea polyphenols inhibit metalloproteinase activities in the skin, muscle, and blood of rainbow trout.

Journal of agricultural and food chemistry 20021120

Tea enhances insulin activity.

Journal of agricultural and food chemistry 20021120

Polyphenol-induced inhibition of the response of na(+)/glucose cotransporter expressed in Xenopus oocytes.

Journal of agricultural and food chemistry 20020828

Spectrofluorometric determination of catechins with 1,2-diphenylethylenediamine.

Analytical sciences : the international journal of the Japan Society for Analytical Chemistry 20020801

Effects of tea components on the response of GABA(A) receptors expressed in Xenopus Oocytes.

Journal of agricultural and food chemistry 20020703

Effect of tea catechins on cellular lipid peroxidation and cytotoxicity in HepG2 cells.

Bioscience, biotechnology, and biochemistry 20020701

Inhibition of the PDGF beta-receptor tyrosine phosphorylation and its downstream intracellular signal transduction pathway in rat and human vascular smooth muscle cells by different catechins.

FASEB journal : official publication of the Federation of American Societies for Experimental Biology 20020601

Study of non-covalent complexation between catechin derivatives and peptides by electrospray ionization mass spectrometry.

Journal of mass spectrometry : JMS 20020601

Antimutagenic activity of selenium-enriched green tea toward the heterocyclic amine 2-amino-3-methylimidazo[4,5-f]quinoline.

Biological trace element research 20020501

Protective activity of green tea against free radical- and glucose-mediated protein damage.

Journal of agricultural and food chemistry 20020410

Enhancement of inward Ca(2+) currents in bovine chromaffin cells by green tea polyphenol extracts.

Neurochemistry international 20020201

Green tea catechins inhibit vascular endothelial growth factor receptor phosphorylation.

Cancer research 20020115

Kinetic analysis and mechanistic aspects of autoxidation of catechins.

Biochimica et biophysica acta 20020115

Plasma concentrations of individual tea catechins after a single oral dose in humans.

Xenobiotica; the fate of foreign compounds in biological systems 20011201

Effects of purified green and black tea polyphenols on cyclooxygenase- and lipoxygenase-dependent metabolism of arachidonic acid in human colon mucosa and colon tumor tissues.

Biochemical pharmacology 20011101

Simplified catechin-gallate inhibitors of HIV-1 reverse transcriptase.

Bioorganic & medicinal chemistry letters 20011022

Inhibition by green tea catechins of metabolic activation of procarcinogens by human cytochrome P450.

Mutation research 20010808

Prolyl endopeptidase inhibitors from green tea.

Archives of pharmacal research 20010801

Stereospecificity in membrane effects of catechins.

Chemico-biological interactions 20010314

The effects of phenolic components of tea on the production of pro- and anti-inflammatory cytokines by human leukocytes in vitro.

Cytokine 20010307

Structural features of procyanidin interactions with salivary proteins.

Journal of agricultural and food chemistry 20010201

Degradation of green tea catechins in tea drinks.

Journal of agricultural and food chemistry 20010101

Pharmacokinetics and system linearity of tea catechins in rat.

Xenobiotica; the fate of foreign compounds in biological systems 20010101

Influence of metal ions on flavonoid protection against asbestos-induced cell injury.

Archives of biochemistry and biophysics 20010101

Green tea and its catechins inhibit breast cancer xenografts.

Nutrition and cancer 20010101

Potential cancer-chemopreventive activities of wine stilbenoids and flavans extracted from grape (Vitis vinifera) cell cultures.

Nutrition and cancer 20010101

Prolyl endopeptidase inhibitory activity of fourteen Kampo formulas and inhibitory constituents of Tokaku-joki-to.

Chemical & pharmaceutical bulletin 20000701

Inhibition of 12-O-tetradecanoylphorbol-13-acetate and other skin tumor-promoter-caused induction of epidermal interleukin-1 alpha mRNA and protein expression in SENCAR mice by green tea polyphenols.

The Journal of investigative dermatology 19950901

Inhibition of HIV infection by flavanoids.

Antiviral research 19931001

Inhibition of human immunodeficiency viral replication by tannins and related compounds.

Antiviral research 19920501

Differential inhibitory effects of some catechin derivatives on the activities of human immunodeficiency virus reverse transcriptase and cellular deoxyribonucleic and ribonucleic acid polymerases.

Biochemistry 19900320

Differential inhibition of HIV-reverse transcriptase and various DNA and RNA polymerases by some catechin derivatives.

Nucleic acids symposium series 19890101