Article
Redox-active antibiotics control gene expression and community behavior in divergent bacteria.
Science (New York, N.Y.) - 29 Aug 2008
Dietrich Lars E P, Teal Tracy K, Price-Whelan Alexa, Newman Dianne K
Abstract excerpt
It is thought that bacteria excrete redox-active pigments as antibiotics to inhibit competitors. In Pseudomonas aeruginosa, the endogenous antibiotic pyocyanin activates SoxR, a transcription factor conserved in Proteo- and Actinobacteria. In Escherichia coli, SoxR regulates the superoxide stress response. Bioinformatic analysis coupled with gene expression studies in P. aeruginosa and Streptomyces coelicolor...
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