These tools will no longer be maintained as of December 31, 2024. Archived website can be found here. PubMed4Hh GitHub repository can be found here. Contact NLM Customer Service if you have questions.
142 related articles for article (PubMed ID: 2643488)
1. Excision repair of O6-methylguanine synthesized at the rat H-ras N-methyl-N-nitrosourea activation site and introduced into Escherichia coli. Rossi SC; Conrad M; Voigt JM; Topal MD Carcinogenesis; 1989 Feb; 10(2):373-7. PubMed ID: 2643488 [TBL] [Abstract][Full Text] [Related]
2. Mutagenic frequencies of site-specifically located O6-methylguanine in wild-type Escherichia coli and in a strain deficient in ada-methyltransferase. Rossi SC; Topal MD J Bacteriol; 1991 Feb; 173(3):1201-7. PubMed ID: 1991716 [TBL] [Abstract][Full Text] [Related]
3. Nitrosamine-induced cancer: selective repair and conformational differences between O6-methylguanine residues in different positions in and around codon 12 of rat H-ras. Georgiadis P; Smith CA; Swann PF Cancer Res; 1991 Nov; 51(21):5843-50. PubMed ID: 1933853 [TBL] [Abstract][Full Text] [Related]
4. The Escherichia coli O6-methylguanine-DNA methyltransferase does not repair promutagenic O6-methylguanine residues when present in Z-DNA. Boiteux S; Costa de Oliveira R; Laval J J Biol Chem; 1985 Jul; 260(15):8711-5. PubMed ID: 3894348 [TBL] [Abstract][Full Text] [Related]
5. O6-methylguanine mutation and repair is nonuniform. Selection for DNA most interactive with O6-methylguanine. Topal MD; Eadie JS; Conrad M J Biol Chem; 1986 Jul; 261(21):9879-85. PubMed ID: 3525535 [TBL] [Abstract][Full Text] [Related]
6. Fast repair of O6-ethylguanine, but not O6-methylguanine, in transcribed genes prevents mutation of H-ras in rat mammary tumorigenesis induced by ethylnitrosourea in place of methylnitrosourea. Engelbergs J; Thomale J; Galhoff A; Rajewsky MF Proc Natl Acad Sci U S A; 1998 Feb; 95(4):1635-40. PubMed ID: 9465068 [TBL] [Abstract][Full Text] [Related]
7. Response of repair-competent and repair-deficient Escherichia coli to three O6-substituted guanines and involvement of methyl-directed mismatch repair in the processing of O6-methylguanine residues. Pauly GT; Hughes SH; Moschel RC Biochemistry; 1994 Aug; 33(31):9169-77. PubMed ID: 8049220 [TBL] [Abstract][Full Text] [Related]
8. Molecular analysis of O6-substituted guanine-induced mutagenesis of ras oncogenes. Mitra G; Pauly GT; Kumar R; Pei GK; Hughes SH; Moschel RC; Barbacid M Proc Natl Acad Sci U S A; 1989 Nov; 86(22):8650-4. PubMed ID: 2682655 [TBL] [Abstract][Full Text] [Related]
9. Sequence specificity of guanine alkylation and repair. Dolan ME; Oplinger M; Pegg AE Carcinogenesis; 1988 Nov; 9(11):2139-43. PubMed ID: 3180351 [TBL] [Abstract][Full Text] [Related]
10. Comparison of O6-methylguanine-DNA methyltransferase mRNA levels in Ha-ras mutated and non-mutated rat mammary tumors induced by N-methyl-N-nitrosourea. Inui H; Watatani M; Yasutomi M; Nishisho I Carcinogenesis; 1994 Mar; 15(3):459-63. PubMed ID: 8118929 [TBL] [Abstract][Full Text] [Related]
11. Repair of O6-methylguanine in rat pancreatic beta-cells after exposure to N-methyl-N-nitrosourea. Nelson JW; Ledoux SP; Wilson GL Diabetes; 1993 Aug; 42(8):1187-94. PubMed ID: 8325451 [TBL] [Abstract][Full Text] [Related]
12. Effect of pretreatment of rats with N-methyl-N-nitrosourea on the repair of O(6)-methylguanine in liver DNA. Margison GP Carcinogenesis; 1981; 2(5):431-4. PubMed ID: 7273323 [TBL] [Abstract][Full Text] [Related]
13. Mutagenesis and repair of O6-substituted guanines. Essigmann JM; Loechler EL; Green CL IARC Sci Publ; 1986; (70):393-9. PubMed ID: 3539791 [TBL] [Abstract][Full Text] [Related]
14. Specificities of human, rat and E. coli O6-methylguanine-DNA methyltransferases towards the repair of O6-methyl and O6-ethylguanine in DNA. Liem LK; Lim A; Li BF Nucleic Acids Res; 1994 May; 22(9):1613-9. PubMed ID: 8202360 [TBL] [Abstract][Full Text] [Related]
15. Formation and repair of O6-methylguanine and methylation of the Ha-ras proto-oncogene by N-methyl-N-nitrosourea are not associated with mammary tumor resistance in the Copenhagen rat. Lu SJ; Chaulk EJ; Archer MC Carcinogenesis; 1992 May; 13(5):857-61. PubMed ID: 1586999 [TBL] [Abstract][Full Text] [Related]
16. Nonrandom distribution of O6-methylguanine in H-ras gene sequence from DNA modified with N-methyl-N-nitrosourea. Mironov NM; Bleicher F; Martel-Planche G; Montesano R Mutat Res; 1993 Aug; 288(2):197-205. PubMed ID: 7688078 [TBL] [Abstract][Full Text] [Related]
17. O6-methylguanine accumulates in DNA of mammary glands after administration of N-methyl-N-nitrosourea to rats. Cox R; Irving CC Cancer Lett; 1979 Apr; 6(4-5):273-8. PubMed ID: 436121 [TBL] [Abstract][Full Text] [Related]
18. Rapid repair of O6-methylguanine-DNA adducts protects transgenic mice from N-methylnitrosourea-induced thymic lymphomas. Liu L; Allay E; Dumenco LL; Gerson SL Cancer Res; 1994 Sep; 54(17):4648-52. PubMed ID: 8062258 [TBL] [Abstract][Full Text] [Related]
19. Nickel(II) inhibits the repair of O6-methylguanine in mammalian cells. Iwitzki F; Schlepegrell R; Eichhorn U; Kaina B; Beyersmann D; Hartwig A Arch Toxicol; 1998 Nov; 72(11):681-9. PubMed ID: 9879805 [TBL] [Abstract][Full Text] [Related]
20. A novel, sensitive assay for O6-methyl- and O6-ethylguanine in DNA, based on repair by the enzyme O6-alkylguanine-DNA-alkyltransferase in competition with an oligonucleotide containing O6-methylguanine. Souliotis VL; Kyrtopoulos SA Cancer Res; 1989 Dec; 49(24 Pt 1):6997-7001. PubMed ID: 2684406 [TBL] [Abstract][Full Text] [Related] [Next] [New Search]