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Regulation of icaA expression and PNAG production by rbf and icaR in 8325-4. (A) Transcription of icaA (gray bars) and icaR (hatched bars). Experiments were performed as described in the legend to Fig. 4A. (B) PNAG production. PNAG was measured as described in the legend to Fig. 4B. Numbers to the right of the figure indicate dilutions. Strain numbers and genotypes are listed at the top of the figure.
