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197 related items for PubMed ID: 11942826
1. A comparative photomechanistic study (spin trapping, EPR spectroscopy, transient kinetics, photoproducts) of nucleoside oxidation (dG and 8-oxodG) by triplet-excited acetophenones and by the radicals generated from alpha-oxy-substituted derivatives through Norrish-type I cleavage. Adam W, Arnold MA, Nau WM, Pischel U, Saha-Möller CR. J Am Chem Soc; 2002 Apr 17; 124(15):3893-904. PubMed ID: 11942826 [Abstract] [Full Text] [Related]
2. Structure-dependent reactivity of oxyfunctionalized acetophenones in the photooxidation of DNA: base oxidation and strand breaks through photolytic radical formation (spin trapping, EPR spectroscopy, transient kinetics) versus photosensitization (electron transfer, hydrogen-atom abstraction). Adam W, Arnold MA, Nau WM, Pischel U, Saha-Möller CR. Nucleic Acids Res; 2001 Dec 15; 29(24):4955-62. PubMed ID: 11812825 [Abstract] [Full Text] [Related]
3. Spiroiminodihydantoin is a major product in the photooxidation of 2'-deoxyguanosine by the triplet states and oxyl radicals generated from hydroxyacetophenone photolysis and dioxetane thermolysis. Adam W, Arnold MA, Grüne M, Nau WM, Pischel U, Saha-Möller CR. Org Lett; 2002 Feb 21; 4(4):537-40. PubMed ID: 11843585 [Abstract] [Full Text] [Related]
4. Photooxidative damage of guanine in DG and DNA by the radicals derived from the alpha cleavage of the electronically excited carbonyl products generated in the thermolysis of alkoxymethyl-substituted dioxetanes and the photolysis of alkoxyacetones. Adam W, Arnold MA, Saha-Möller CR. J Org Chem; 2001 Jan 26; 66(2):597-604. PubMed ID: 11429836 [Abstract] [Full Text] [Related]
5. N-hydroxy-4-(4-chlorophenyl)thiazole-2(3H)-thione as a photochemical hydroxyl-radical source: photochemistry and oxidative damage of DNA (strand breaks) and 2'-deoxyguanosine (8-oxodG formation). Adam W, Hartung J, Okamoto H, Saha-Möller CR, Spehar K. Photochem Photobiol; 2000 Nov 26; 72(5):619-24. PubMed ID: 11107846 [Abstract] [Full Text] [Related]
6. Reactions between hydroxyl-radical-induced 7,8-dihydro-8-oxo-2'-deoxyguanosine precursor and the spin trap alpha-phenyl-N-tert-butylnitrone. Ohshima H, Ono A, Matsuda A, Sawamura S, Kuwabara M. J Radiat Res; 1997 Mar 26; 38(1):15-25. PubMed ID: 9164077 [Abstract] [Full Text] [Related]
7. Oxidation of 8-oxo-7,8-dihydro-2'-deoxyguanosine by oxyl radicals produced by photolysis of azo compounds. Shao J, Geacintov NE, Shafirovich V. Chem Res Toxicol; 2010 May 17; 23(5):933-8. PubMed ID: 20408566 [Abstract] [Full Text] [Related]
8. Peroxidase-catalyzed oxidative damage of DNA and 2'-deoxyguanosine by model compounds of lipid hydroperoxides: involvement of peroxyl radicals. Adam W, Kurz A, Saha-Möller CR. Chem Res Toxicol; 2000 Dec 17; 13(12):1199-207. PubMed ID: 11123959 [Abstract] [Full Text] [Related]
9. DNA and 2'-deoxyguanosine damage in the horseradish-peroxidase-catalyzed autoxidation of aldehydes: the search for the oxidizing species. Adam W, Kurz A, Saha-Möller CR. Free Radic Biol Med; 1999 Mar 17; 26(5-6):566-79. PubMed ID: 10218645 [Abstract] [Full Text] [Related]
10. 2'-Deoxyguanosine (DG) oxidation and strand-break formation in DNA by the radicals released in the photolysis of N-tert-butoxy-2-pyridone. Are tert-butoxyl or methyl radicals responsible for the photooxidative damage in aqueous media? Adam W, Marquardt S, Kemmer D, Saha-Möller CR, Schreier P. Org Lett; 2002 Jan 24; 4(2):225-8. PubMed ID: 11796056 [Abstract] [Full Text] [Related]
12. Nitrogen dioxide as an oxidizing agent of 8-oxo-7,8-dihydro-2'-deoxyguanosine but not of 2'-deoxyguanosine. Shafirovich V, Cadet J, Gasparutto D, Dourandin A, Geacintov NE. Chem Res Toxicol; 2001 Feb 24; 14(2):233-41. PubMed ID: 11258973 [Abstract] [Full Text] [Related]
13. Photochemistry of N-isopropoxy-substituted 2(1H)-pyridone and 4-p-tolylthiazole-2(3H)-thione: alkoxyl-radical release (spin-trapping, EPR, and transient spectroscopy) and its significance in the photooxidative induction of DNA strand breaks. Adam W, Hartung J, Okamoto H, Marquardt S, Nau WM, Pischel U, Saha-Möller CR, Spehar K. J Org Chem; 2002 Aug 23; 67(17):6041-9. PubMed ID: 12182640 [Abstract] [Full Text] [Related]
14. Competitive reactions of peroxynitrite with 2'-deoxyguanosine and 7,8-dihydro-8-oxo-2'-deoxyguanosine (8-oxodG): relevance to the formation of 8-oxodG in DNA exposed to peroxynitrite. Uppu RM, Cueto R, Squadrito GL, Salgo MG, Pryor WA. Free Radic Biol Med; 1996 Aug 23; 21(3):407-11. PubMed ID: 8855454 [Abstract] [Full Text] [Related]
15. Base pairing of 8-oxoguanosine and 8-oxo-2'-deoxyguanosine with 2'-deoxyadenosine, 2'-deoxycytosine, 2'-deoxyguanosine, and thymidine. Gannett PM, Sura TP. Chem Res Toxicol; 1993 Aug 23; 6(5):690-700. PubMed ID: 8292748 [Abstract] [Full Text] [Related]
16. EPR/spin-trapping study of free radical intermediates in the photolysis of trifluoromethyl ketones with initiators. Rosa E, Guerrero A, Bosch MP, Julià L. Magn Reson Chem; 2010 Mar 23; 48(3):198-204. PubMed ID: 20058258 [Abstract] [Full Text] [Related]
17. Studies on the replication of the ring opened formamidopyrimidine, Fapy.dG in Escherichia coli. Patro JN, Wiederholt CJ, Jiang YL, Delaney JC, Essigmann JM, Greenberg MM. Biochemistry; 2007 Sep 04; 46(35):10202-12. PubMed ID: 17691820 [Abstract] [Full Text] [Related]
18. Photobiological model studies on perester and pyridone tert-butoxyl radical sources (photo-Fenton-type reagents): 2'-deoxyguanosine modification by methyl radicals generated through competitive beta-cleavage in aqueous media. Adam W, Marquardt S, Kemmer D, Saha-Möller CR, Schreier P. Photochem Photobiol Sci; 2002 Aug 04; 1(8):609-12. PubMed ID: 12659507 [Abstract] [Full Text] [Related]
19. Time-resolved FT EPR and optical spectroscopy study on photooxidation of aliphatic alpha-amino acids in aqueous solutions; electron transfer from amino vs carboxylate functional group. Tarabek P, Bonifacić M, Beckert D. J Phys Chem A; 2006 Jun 08; 110(22):7293-302. PubMed ID: 16737283 [Abstract] [Full Text] [Related]
20. DNA damage by tert-butoxyl radicals generated in the photolysis of a water-soluble, DNA-binding peroxyester acting as a radical source. Adam W, Grimm GN, Saha-Möller CR, Dall'Acqua F, Miolo G, Vedaldi D. Chem Res Toxicol; 1998 Sep 08; 11(9):1089-97. PubMed ID: 9760284 [Abstract] [Full Text] [Related] Page: [Next] [New Search]