title: Effect of pH and temperature on nitrosamide-induced mutation in Escherichia coli.
mesh_terms: D000577:Amides / Q000494:pharmacology*; D002470:Cell Survival / Q000187:drug effects; D004926:Escherichia coli; D005815:Genetic Code; D006146:Guanidines / Q000494:pharmacology; D006863:Hydrogen-Ion Concentration; D007930:Leucine / Q000378:metabolism; D008722:Methods; D009153:Mutagens; D009154:Mutation / Q000187:drug effects*; D009603:Nitroso Compounds / Q000494:pharmacology*; D009604:Nitrosoguanidines / Q000494:pharmacology; D009607:Nitrosourea Compounds / Q000494:pharmacology; D013696:Temperature; D013997:Time Factors; D014364:Tryptophan / Q000378:metabolism; D014508:Urea / Q000494:pharmacology
chemical_list: D000577:Amides; D006146:Guanidines; D009153:Mutagens; D009603:Nitroso Compounds; D009604:Nitrosoguanidines; D009607:Nitrosourea Compounds; D014364:Tryptophan; D014508:Urea; D007930:Leucine