TABLE 1.
Salmonella strains and relevant characteristics
| Strain | Relevant characteristics | Origin | Source or reference |
|---|---|---|---|
| χ3769 serotype Typhi Ty2 | Wild-type RpoS− Aps Cys− V form | 15 | |
| χ3744 serotype Typhi ISP1820 | Wild-type RpoS+ Aps Cys− Trp− | 70 | |
| V-W form | |||
| χ8438 serotype Typhi Ty2 | RpoS+ Aps Cys− VW form | χ3769 | This study |
| χ9060 serotype Typhi Ty2a | rpoSΩAp RpoS− Apr Cys− V form | χ8438 | This study |
| χ9061 serotype Typhi ISP18201 | rpoSΩAp RpoS− Apr Cys− Trp− V form | χ3744 | This study |
| χ9066 serotype Typhi ISP18202 | ΔPrpoS183::TTaraC PBADrpoS Cys− Trp− | χ3744 | This study |
| VW form induced by arabinose | |||
| χ9067 serotype Typhi Ty2b | ΔPrpoS183::TTaraC PBADrpoS | χ3769 | This study |
| RpoS− Cys− V form | |||
| χ9068 serotype Typhi Ty2b | ΔPrpoS183::TTaraC PBADrpoS Cys− | χ8438 | This study |
| VW form induced by arabinose | |||
| χ9197 serotype Typhi Ty2 | ΔtviABCDE10 Cys− Vi− Vi-phageS RpoS− W form | χ3769 | This study |
| χ9198 serotype Typhi ISP1820 | ΔtviABCDE10 Cys− Trp− Vi− Vi-phageS RpoS+ W form | χ3744 | This study |
| χ9336 serotype Typhi Ty2 | ΔtviABCDE10 Cys− Vi− Vi-phageS RpoS+ W form | χ8438 | This study |
| χ4991 serotype Typhimurium UK-1 | rpoSΩAp RpoS− Apr | 47 | |
| χ7213 E. coli K-12 | thi-1 thr-1 leuB6 fhuA21 lacY1 glnV44 ΔasdA4 recA1 RP42-Tc::Mu [λpir] Kmr | 62 |
a
Mutants generated by P22HTint transduction.
b
Mutants generated by conjugation and allele exchange.