title: Specific excision of methylation products from DNA of Escherichia coli treated with N-methyl-N'-nitro-N-nitrosoguanidine.
mesh_terms: D000225:Adenine / Q000378:metabolism; D002273:Carcinogens / Q000378:metabolism*; D002854:Chromatography, Paper; D004269:DNA, Bacterial / Q000378:metabolism*; D004352:Drug Resistance, Microbial; D004926:Escherichia coli / Q000378:metabolism*; D005827:Genetics, Microbial; D006146:Guanidines / Q000378:metabolism*; D006147:Guanine / Q000378:metabolism; D008745:Methylation; D009154:Mutation; D009574:Nitro Compounds / Q000378:metabolism; D009603:Nitroso Compounds / Q000378:metabolism*; D009604:Nitrosoguanidines / Q000378:metabolism; D014316:Tritium
chemical_list: D002273:Carcinogens; D004269:DNA, Bacterial; D006146:Guanidines; D009574:Nitro Compounds; D009603:Nitroso Compounds; D009604:Nitrosoguanidines; D014316:Tritium; D006147:Guanine; D000225:Adenine