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Expression of the CpxR, PurR, RcsA, and PhoB regulons in E. coli exposed to ceragenins. Heat maps of log2-fold change for genes of the CpxR (A), PurR (B), RcsA (C), and PhoB (D) regulons in bacteria exposed to antibiotics. Genes predicted to be induced (in black), repressed (in blue) or both (in orange) by specific transcription factors are indicated. Data are from 3 independent experiments.
