Table 3.

C4-HSL concentrations in cultures of wild-type PAO1 and mutant PR1-E4 carrying or not carryingdksA

Culture density (OD660)C4-HSL concn (μM)a
PAO1/pPBL25PRI-E4 carrying:
pPBL25pPBLD26
1.4 5.1 ± 0.2 0.4 ± 0.1 <0.04
1.86.3 ± 0.41.2 ± 0.2<0.04
  • a Mean ± 1 standard deviation of at least two separate experiments performed in triplicate.