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Experimental designs and the results of steepest ascent for 2-PE production
| Groups | pH | L-Phe concentration (g/L) | Loading volume (mL/250 mL) | Time (h) | Temperature (oC) | 2-PE concentration (g/L) |
|---|---|---|---|---|---|---|
| 1 | 1.0 | 5.0 | 37.5 | 48 | 22 | 0.01 |
| 2 | 1.5 | 7.5 | 32.5 | 52 | 24 | 4.01 |
| 3 | 2.0 | 10.0 | 27.5 | 56 | 26 | 4.97 |
| 4 | 2.5 | 12.5 | 22.5 | 60 | 28 | 4.79 |
| 5 | 3.0 | 15.0 | 17.5 | 64 | 30 | 4.85 |
