TABLE 1.
Bacterial strains and plasmids
| Strain or plasmid | Description | Reference or source |
|---|---|---|
| Strains | ||
| UTI89 | UPEC cystitis isolate | 44 |
| UTI89 ΔfimA-fimH | Knockout of fimA-fimH in UTI89 | This study |
| TOP52 1721 | K. pneumoniae cystitis isolate | 53; also this study |
| TOP52 ΔfimK | Knockout of fimK in TOP52 | This study |
| TOP52 ΔfimA-fimH | Knockout of fimA-fimH in TOP52 | This study |
| Plasmids | ||
| pBAD33 | Empty expression vector; arabinose inducible; Cmr | 24 |
| pfimK | TOP52 fimK expression vector; arabinose inducible; Cmr | This study |
| pfimX | UTI89 fimX expression vector; arabinose inducible; Cmr | 25 |