title: On the mutagenic action of nitrous acid on Haemophilus influenzae transforming DNA.
mesh_terms: D004269:DNA, Bacterial / Q000032:analysis*; D004352:Drug Resistance, Microbial; D006190:Haemophilus / Q000187:drug effects*; D009154:Mutation / Q000187:drug effects; D009573:Nitrites / Q000494:pharmacology*
chemical_list: D004269:DNA, Bacterial; D009573:Nitrites