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. 2007 Oct 12;73(23):7793–7795. doi: 10.1128/AEM.01898-07

FIG. 1.

FIG. 1.

Behavioral responses of P. aeruginosa PAO1 wild-type (WT), aer, aer pctB, and pctB strains as assayed in a mineral medium swarm plate that contained 1 mM glutamine as the sole carbon and energy source. Each quadrant of the plate was stab inoculated with a single colony, and the plate was incubated for 16 h at 37°C.