Search Results - "Asad, L.M.B.O"
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Iron‐limited condition modulates biofilm formation and interaction with human epithelial cells of enteroaggregative Escherichia coli (EAEC)
Published in Journal of applied microbiology (01-01-2010)“…Aims: The aim of this study was to investigate the influence of low iron availability on biofilm formation and adherence to HEp‐2 cells of enteroaggregative…”
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Antigenotoxic and antimutagenic potential of an annatto pigment (norbixin) against oxidative stress
Published in Genetics and molecular research (01-01-2005)“…Carotenoids are 40-carbon molecules with conjugated double bonds, making them particularly effective for quenching free radicals. They have always been…”
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Reactive oxygen species mediate lethality induced by far-UV in Escherichia coli cells
Published in Redox report : communications in free radical research (01-04-2005)“…The involvement of reactive oxygen species (ROS) in the induction of DNA damage to Escherichia coli cells caused by UVC (254 nm) irradiation was studied. We…”
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Adaptive response to H 2O 2 protects against SnCl 2 damage: the OxyR system involvement
Published in Biochimie (2002)“…The stannous ion, mainly the stannous chloride (SnCl 2) salt form, is widely used as a reducing agent to label radiotracers with technetium-99m ( 99mTc). These…”
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Adaptive response to H2O2 protects against SnCl2 damage: the OxyR system involvement
Published in Biochimie (01-04-2002)“…The stannous ion, mainly the stannous chloride (SnCl2) salt form, is widely used as a reducing agent to label radiotracers with technetium-99m (99mTc). These…”
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Role of SOS and OxyR systems in the repair of Escherichia coli submitted to hydrogen peroxide under low iron conditions
Published in Biochimie (01-06-1997)“…There are at least two mechanisms by which H 2O 2 induces DNA lesions in Escherichia coli: one in the presence of physiological iron levels and the other in…”
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Fpg and UvrA proteins participate in the repair of DNA lesions induced by hydrogen peroxide in low iron level in Escherichia coli
Published in Biochimie (1995)“…The survival of different DNA repair mutant strains of Escherichia coli treated with H 2O 2 was evaluated in the presence or absence of an iron chelator…”
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Participation of stress-inducible systems and enzymes involved in BER and NER in the protection of Escherichia coli against cumene hydroperoxide
Published in Mutation research (15-09-2000)“…We studied the participation of the stress-inducible systems, as the OxyR, SoxRS and SOS regulons in the protection of Escherichia coli cells against lethal…”
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Effects of low iron conditions on the repair of DNA lesions induced by Cumene hydroperoxide in Escherichia coli cells
Published in Mutation research (10-05-2001)“…In the present study, we evaluated the sensitivity of different Escherichia coli strains to Cumene hydroperoxide (CHP) treatment under distinct conditions of…”
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