A genetic study of primary and secondary reversions of some tryptophanA auxotrophs of Salmonella typhimurium.
D008967:Molecular Biology; D009154:Mutation; D012486:Salmonella typhimurium / Q000378:metabolism*; D014161:Transduction, Genetic; D014364:Tryptophan / Q000096:biosynthesis*
D014364:Tryptophan