Mutagenicity of nitrofuran drugs in bacterial systems. 1980

L Ebringer, and M Bencová

The mutagenic activity of 5 nitrofuran drugs (furadantin, furoxon, furacin, benzazon VII and lampit) was tested on strains Salmonella typhimurium TA 100, TA 1535, TA 1438 and Escherichia coli WP2 uvrA+ and WP2 wrA. All nitrofurans tested has a marked mutagenic effect on strain TA 100 and, partially, on strain TA 1535 except for furoxon which was strongly toxic for this strain. No significant mutagenic effects of the drugs were observed with strain TA 1538. With the exception of lympit, all drugs exerted a mutagenic action on E coli WP2 vwA but no on WP2 uvA+ which has an intact excision repair system. The only drug exerting a mutagenic effect on the latter strain was furoxon. All five nitrofurans exhibited a positive repair test. The results support the notion that the nitrofuran mutagens under study induce single base substitutions.

UI MeSH Term Description Entries
D009152 Mutagenicity Tests Tests of chemical substances and physical agents for mutagenic potential. They include microbial, insect, mammalian cell, and whole animal tests. Genetic Toxicity Tests,Genotoxicity Tests,Mutagen Screening,Tests, Genetic Toxicity,Toxicity Tests, Genetic,Genetic Toxicity Test,Genotoxicity Test,Mutagen Screenings,Mutagenicity Test,Screening, Mutagen,Screenings, Mutagen,Test, Genotoxicity,Tests, Genotoxicity,Toxicity Test, Genetic
D009153 Mutagens Chemical agents that increase the rate of genetic mutation by interfering with the function of nucleic acids. A clastogen is a specific mutagen that causes breaks in chromosomes. Clastogen,Clastogens,Genotoxin,Genotoxins,Mutagen
D009154 Mutation Any detectable and heritable change in the genetic material that causes a change in the GENOTYPE and which is transmitted to daughter cells and to succeeding generations. Mutations
D009581 Nitrofurans Compounds containing FURANS attached to a nitro group.
D002621 Chemistry A basic science concerned with the composition, structure, and properties of matter; and the reactions that occur between substances and the associated energy exchange.
D004305 Dose-Response Relationship, Drug The relationship between the dose of an administered drug and the response of the organism to the drug. Dose Response Relationship, Drug,Dose-Response Relationships, Drug,Drug Dose-Response Relationship,Drug Dose-Response Relationships,Relationship, Drug Dose-Response,Relationships, Drug Dose-Response
D004926 Escherichia coli A species of gram-negative, facultatively anaerobic, rod-shaped bacteria (GRAM-NEGATIVE FACULTATIVELY ANAEROBIC RODS) commonly found in the lower part of the intestine of warm-blooded animals. It is usually nonpathogenic, but some strains are known to produce DIARRHEA and pyogenic infections. Pathogenic strains (virotypes) are classified by their specific pathogenic mechanisms such as toxins (ENTEROTOXIGENIC ESCHERICHIA COLI), etc. Alkalescens-Dispar Group,Bacillus coli,Bacterium coli,Bacterium coli commune,Diffusely Adherent Escherichia coli,E coli,EAggEC,Enteroaggregative Escherichia coli,Enterococcus coli,Diffusely Adherent E. coli,Enteroaggregative E. coli,Enteroinvasive E. coli,Enteroinvasive Escherichia coli
D012486 Salmonella typhimurium A serotype of Salmonella enterica that is a frequent agent of Salmonella gastroenteritis in humans. It also causes PARATYPHOID FEVER. Salmonella typhimurium LT2
D049711 History, Modern 1601- The period of history from 1601 of the common era to the present. History, Modern,Modern History,History of Medicine, Modern,Medicine, Modern,Modern History (Medicine),Modern Medicine,1601- History, Modern,History, Modern (Medicine),History, Modern 1601,Modern 1601- History

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