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Loeppky, Richard N; Sukhtankar, Sunil; Gu, Feng et al. (2005) The carcinogenic significance of reactive intermediates derived from 3-acetoxy- and 5-acetoxy-2-hydroxy-N-nitrosomorpholine. Chem Res Toxicol 18:1955-66
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Loeppky, Richard N; Ye, Qiuping; Goelzer, Petra et al. (2002) DNA adducts from N-nitrosodiethanolamine and related beta-oxidized nitrosamines in vivo: (32)P-postlabeling methods for glyoxal- and O(6)-hydroxyethyldeoxyguanosine adducts. Chem Res Toxicol 15:470-82
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Loeppky, Richard N; Goelzer, Petra (2002) Microsome-mediated oxidation of N-nitrosodiethanolamine (NDELA), a bident carcinogen. Chem Res Toxicol 15:457-69
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Park, M; Loeppky, R N (2000) In vitro DNA deamination by alpha-nitrosaminoaldehydes determined by GC/MS-SIM quantitation. Chem Res Toxicol 13:72-81
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Loeppky, R N (1999) The mechanism of bioactivation of N-nitrosodiethanolamine. Drug Metab Rev 31:175-93
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Loeppky, R N; Fuchs, A; Janzowski, C et al. (1998) Probing the mechanism of the carcinogenic activation of N-nitrosodiethanolamine with deuterium isotope effects: in vivo induction of DNA single-strand breaks and related in vitro assays. Chem Res Toxicol 11:1556-66
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Loeppky, R N; Srinivasan, A (1995) Thiol oxidation by 1,2,3-oxadiazolinium ions, presumed carcinogens. Chem Res Toxicol 8:817-20
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Loeppky, R N; Lee, M P; Muller, S (1994) Modification of DNA by alpha-nitrosamino aldehydes. IARC Sci Publ :429-32
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Loeppky, R N; Li, E (1988) Diazonium ion derived products from the Ce(IV) oxidation of beta-hydroxy nitrosamines. Chem Res Toxicol 1:334-6
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