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Resistance Development under Pressure of M090a.
| Passage no. | EC50 (μM)b |
|---|---|
| 0 | 0.30 |
| 1 | 0.34 |
| 2 | 0.32 |
| 3 | 1.70 |
| 4 | 8.70 |
| 5 | 13.8 |
| 6 | 25.6 |
| 7 | >43.0 |
| 8 | >43.0 |
| 9 | >43.0 |
Resistance to M090 developed from passage 3 and became significant after passage 6.
The parent strain is A/Guangzhou/GIRD/07/2009.
EC50 values tested after each passage.
