Figure 5. rhlA and rhlR deletion cause loss of swarming motility.

A. PAO1, PAO1ΔrhlA and PAO1ΔrhlR were grown for 24 hours at 37°C on swarming plates containing M9 or phosphate-depleted M9. B. ΔpstS, ΔpstSΔrhlA and ΔpstSΔrhlR were grown for 24 hours at 37°C on swarming plates containing M9 or phosphate-depleted M9.