TABLE 3.
Complementation of P. aeruginosa algR mutants by A. vinelandii algR
| Strain | Genotype | Mucoidy | Mean alginate concn (μg/mg of protein)a ± SEM |
|---|---|---|---|
| FRD810 | algR | − | 51.8 ± 3 |
| FRD810/pAD1039 | P. aeruginosa algR+ | ++ | 7,607 ± 1,082 |
| FRD810/pMSR1506 | A. vinelandii algR+ | + | 648 ± 74 |
| FRD810/pCP13 | Vector | − | 113 ± 24 |
| 8852 | algR | − | 28 ± 8 |
| 8852/pAD1039 | P. aeruginosa algR+ | ++ | 9,218 ± 1,400 |
| 8852/pMSR1506 | A. vinelandii algR+ | + | 1,434 ± 162 |
| 8852/pCP13 | Vector | − | 10.3 ± 1.3 |
a
Alginate was determined in cells grown for 48 h on solid Pseudomonas isolation agar (PIA; Difco) medium.