Table 1. Signal range (max/min) and EC50 values from the fitted dose response curve for the three biosensor systems.
| Promoter | Signal range | EC50 (μM) |
| PLC | 22.8 | 20.9 ± 4.2 |
| PPC | 10.4 | 11.2 ± 1.1 |
| PferB | 5.0 | 60.5 ± 2.3 |
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