Search Results - "VAN BLADEREN, Peter J"
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Quantitative structure activity relationship studies on the flavonoid mediated inhibition of multidrug resistance proteins 1 and 2
Published in Biochemical pharmacology (15-02-2005)“…In the present study, the effects of a large series of flavonoids on multidrug resistance proteins (MRPs) were studied in MRP1 and MRP2 transfected MDCKII…”
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A physiologically based biodynamic (PBBD) model for estragole DNA binding in rat liver based on in vitro kinetic data and estragole DNA adduct formation in primary hepatocytes
Published in Toxicology and applied pharmacology (15-05-2010)“…Estragole has been shown to be hepatocarcinogenic in rodent species at high-dose levels. Translation of these results into the likelihood of formation of DNA…”
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Evaluation of Interindividual Human Variation in Bioactivation and DNA Adduct Formation of Estragole in Liver Predicted by Physiologically Based Kinetic/Dynamic and Monte Carlo Modeling
Published in Chemical research in toxicology (18-04-2016)“…Estragole is a known hepatocarcinogen in rodents at high doses following metabolic conversion to the DNA-reactive metabolite 1′-sulfooxyestragole. The aim of…”
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Metabolism and Transport of the Citrus Flavonoid Hesperetin in Caco-2 Cell Monolayers
Published in Drug metabolism and disposition (01-09-2008)“…Metabolism and transport from intestinal cells back into the lumen by ATP-binding cassette (ABC) transporters is believed to limit the bioavailability of…”
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Phase II Metabolism of Hesperetin by Individual UDP-Glucuronosyltransferases and Sulfotransferases and Rat and Human Tissue Samples
Published in Drug metabolism and disposition (01-04-2010)“…Phase II metabolism by UDP-glucuronosyltransferases (UGTs) and sulfotransferases (SULTs) is the predominant metabolic pathway during the first-pass metabolism…”
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Use of Physiologically Based Biokinetic (PBBK) Modeling to Study Estragole Bioactivation and Detoxification in Humans as Compared with Male Rats
Published in Toxicological sciences (01-08-2009)“…The extent of bioactivation of the herbal constituent estragole to its ultimate carcinogenic metabolite 1′-sulfooxyestragole depends on the relative levels of…”
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Effect of Glucuronidation on the Potential of Kaempferol To Inhibit Serine/Threonine Protein Kinases
Published in Journal of agricultural and food chemistry (17-02-2016)“…To study the effect of metabolic conjugation of flavonoids on the potential to inhibit protein kinase activity, the inhibitory effects of the dietary flavonol…”
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Evaluation of the interindividual human variation in bioactivation of methyleugenol using physiologically based kinetic modeling and Monte Carlo simulations
Published in Toxicology and applied pharmacology (01-03-2015)“…The present study aims at predicting the level of formation of the ultimate carcinogenic metabolite of methyleugenol, 1′-sulfooxymethyleugenol, in the human…”
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Physiologically based kinetic modeling of bioactivation and detoxification of the alkenylbenzene methyleugenol in human as compared with rat
Published in Toxicology and applied pharmacology (01-05-2012)“…This study defines a physiologically based kinetic (PBK) model for methyleugenol (ME) in human based on in vitro and in silico derived parameters. With the…”
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A state-of-the-art overview of the effect of metabolic conjugation on the biological activity of flavonoids
Published in Food & function (2012)“…Diets rich in flavonoids are associated with various positive health effects. Most in vitro research conducted to elucidate the modes of action of flavonoids…”
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The effect of quercetin and kaempferol aglycones and glucuronides on peroxisome proliferator-activated receptor-gamma (PPAR-γ)
Published in Food & function (01-04-2015)“…The consumption of dietary flavonoids has been associated with a variety of health benefits, including effects mediated by the activation of peroxisome…”
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Flavonoid-mediated inhibition of intestinal ABC transporters may affect the oral bioavailability of drugs, food-borne toxic compounds and bioactive ingredients
Published in Biomedicine & pharmacotherapy (01-11-2006)“…The transcellular transport of ingested food ingredients across the intestinal epithelial barrier is an important factor determining bioavailability upon oral…”
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In vivo validation of DNA adduct formation by estragole in rats predicted by physiologically based biodynamic modelling
Published in Mutagenesis (01-11-2012)“…Estragole is a naturally occurring food-borne genotoxic compound found in a variety of food sources, including spices and herbs. This results in human exposure…”
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Association between Consumption of Cruciferous Vegetables and Condiments and Excretion in Urine of Isothiocyanate Mercapturic Acids
Published in Journal of agricultural and food chemistry (26-07-2006)“…A high intake of cruciferous vegetables is associated with a reduced risk of cancer and cardiovascular diseases. This protective effect has been linked to…”
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A physiologically based biokinetic (PBBK) model for estragole bioactivation and detoxification in rat
Published in Toxicology and applied pharmacology (01-09-2008)“…The present study defines a physiologically based biokinetic (PBBK) model for the alkenylbenzene estragole in rat based on in vitro metabolic parameters…”
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Glutathione conjugation as a bioactivation reaction
Published in Chemico-biological interactions (01-12-2000)“…In general, glutathione conjugation is regarded as a detoxication reaction. However, depending on the properties of the substrate, bioactivation is also…”
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Stereoselective Conjugation, Transport and Bioactivity of S- and R-Hesperetin Enantiomers in Vitro
Published in Journal of agricultural and food chemistry (26-05-2010)“…The flavanone hesperetin ((±)-4′-methoxy-3′,5,7-trihydroxyflavanone) is the aglycone of hesperidin, which is the major flavonoid present in sweet oranges…”
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Regioselectivity of Phase II Metabolism of Luteolin and Quercetin by UDP-Glucuronosyl Transferases
Published in Chemical research in toxicology (20-05-2002)“…The regioselectivity of phase II conjugation of flavonoids is expected to be of importance for their biological activity. In the present study, the…”
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Human Cytochrome P450 Enzyme Specificity for the Bioactivation of Estragole and Related Alkenylbenzenes
Published in Chemical research in toxicology (01-05-2007)“…Human cytochrome P450 enzymes involved in the bioactivation of estragole to its proximate carcinogen 1‘-hydroxyestragole were identified and compared to the…”
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The interplay of glutathione-related processes in antioxidant defense
Published in Environmental toxicology and pharmacology (01-09-2001)“…This review summarizes current knowledge on glutathione (GSH) associated cellular processes that play a central role in defense against oxidative stress. GSH…”
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