Table 1.

Bacterial strains and plasmid used in this study

Strain or plasmidRelevant genotype or phenotypeaSource or reference
P. aeruginosa
 CHAMucoid CF isolate 31
 CHA-D1 exsA::Gmr mutant of CHA 3
 REN0CF isolateThis work
 REN0-D1 exsA::Gmr mutant of REN0This work
 CF1CF isolateThis work
 CF1-D1 exsA::Gmr mutant of CF1This work
Plasmid pDD2pUCP20-derived plasmid containing exsA 3
  • a Gmr, gentamicin resistance.