Nalidixic acid for enrichment of auxotrophs in cultures of Salmonella typhimurium.
Nalidixic acid kills only growing cells of Salmonella typhimurium and can be used to enrich for auxotrophs in populations where prototrophs predominate.
D002470:Cell Survival; D003470:Culture Media; D006639:Histidine / Q000378:metabolism; D009154:Mutation; D009268:Nalidixic Acid / Q000494:pharmacology*; D012486:Salmonella typhimurium / Q000187:drug effects / Q000254:growth & development / Q000302:isolation & purification* / Q000378:metabolism; D014466:Ultraviolet Rays
D003470:Culture Media; D009268:Nalidixic Acid; D006639:Histidine