TABLE 1.
Strains used in this study
| Strain | Relevant phenotype and/or genotype | Origin or reference |
|---|---|---|
| CB15 | Wild type | 17 |
| NA1000 | Previously called CB15N, syn-1000 | 9 |
| NA1000Δbla | Same as that of NA1000 but with deletion of the β-lactamase gene | M. R. K. Alley, unpublished data |
| YB1463 | Mecs Skl Kanr | Transduction of Ω1463 from YB1630 into NA1000Δbla |
| YB1964 | Mecr (mec-1101) Sks Kans | Spontaneous, from NA1000Δbla |
| YB1468 | Mecs Stk+ Kanr | Transduction from pooled NA1000::miniTn5lacZ2 into YB1964 |
| YB1995 | Mecr (mec-1101) Sks Kanr | Transduction of Ω1964 from YB1468 into YB1964 |
| YB1461 | Mecr (mec-1101) Sks Kanr | Transduction of Ω1964 from YB1995 into NA1000Δbla |
| YB1462 | Mecs (mec+) Kanr | Transduction of Ω1964 from YB1995 into NA1000Δbla |
| YB1980 | Mecr (mec-1165) Sks Kans | Spontaneous, from NA1000Δbla |
| YB1996 | Mecs Stk+ Kanr | Transduction from pooled NA1000::miniTn5 lacZ2 into YB1980 |
| YB1993 | Mecr (mec-1165) Sks Kanr | Transduction of Ω1980 from YB1996 into YB1980 |
| YB1998 | Mecr (mec-1165) Stks Kanr | Transduction of Ω1980 from YB1993 into NA1000Δbla |
| YB1999 | Mecs (mec+) Kanr | Transduction of Ω1980 from YB1993 into NA1000Δbla |
| SC382 | CB15 cysB102 | 1 |
| SC508 | CB15 flaS153 | 8 |