Table 4.
Apramycin marker excision using Cre recombinase.
| S. albuspTOShygRCymRRibosCre | Am resistant colonies (%) | Am sensitive colonies (%) |
|---|---|---|
| +Cumate 50 mkM | 75.7 | 24.3 |
| +Theophylline | 1.1 | 98.9 |
| +Cumate,+Theophylline | 0 | 100 |
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