Table 1.

Bacterial strains used

P. aeruginosastrainRelevant characteristicSource
PAO1Wild-type prototrophB. Iglewski
PDO100ΔrhlI ::Tn501-2derivative of PAO1D. Ohman
PAO-JP1ΔlasI ::Tet derivative of PAO1B. Iglewski
PAO-JP2ΔlasI ΔrhlI ::Tn501 B. Iglewski