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Increased polymyxin sensitivity of R. etli CE3 mutants lacking the lipid A phosphatases
| Zone of clearing diameter (mm) |
|||
|---|---|---|---|
| Amount of polymyxin added per disk | |||
| Strain | (2 μg) | (10 μg) | (20 μg) |
| R. etli CE3 | 8 | 10 | 12 |
| CS501 (ΔlpxE) | 9 | 12 | 14 |
| CS506 (ΔlpxF) | 10 | 14 | 15 |
| CS513 (ΔlpxE/ΔlpxF) | 15 | 17 | 18 |
The diameter of the disk is 6 mm, and the diameter of the zone of clearing shown above includes the disk diameter. The precision of the measurement of the diameter is ± 0.5 mm.
