FIG. 4.

Osmotic regulation of bdm expression by RcsB. Cultures were performed at 37°C in M63 supplemented with glucose and shocked at time zero with 0.5 M NaCl (+) or not shocked (−). Strains are MG1655 ΔlacIZ(MluI) containing either λbdm3 or λbdm5 fusions (Fig. 1).