Search Results - "Knöbel, Y."
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Ferric iron is genotoxic in non-transformed and preneoplastic human colon cells
Published in Food and chemical toxicology (01-05-2007)“…Iron could be a relevant risk factor for carcinogenesis since it catalyses the formation of reactive oxygen species (ROS), which damage DNA. We previously…”
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Ferric iron increases ROS formation, modulates cell growth and enhances genotoxic damage by 4-hydroxynonenal in human colon tumor cells
Published in Toxicology in vitro (01-09-2006)“…Iron is a relevant risk factor for colorectal cancer due to its genotoxic properties. Here we hypothesised that iron-overload causes other toxic effects, which…”
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Blood mononucleocytes are sensitive to the DNA damaging effects of iron overload--in vitro and ex vivo results with human and rat cells
Published in Mutation Research-Fundamental and Molecular Mechanisms of Mutagenesis (01-06-2007)“…Iron exposure enhances colorectal carcinogeneis, by producing reactive oxygen species, which damage lipids, proteins and DNA. We recently demonstrated that…”
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A Human Volunteer Study to Determine the Prebiotic Effects of Lactulose Powder on Human Colonic Microbiota
Published in Microbial ecology in health and disease (01-01-2002)“…The prebiotic effects of lactulose were monitored in a human feeding study. Prebiotics are dietary carbohydrates that have a selective microbial metabolism in…”
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