Table 3.
D-optimal design and experimental results of exo-PG activity in the medium optimization for A. sojae ATCC 20235
| Trial | Experimental factors | Response | |
|---|---|---|---|
| Inducer concentration (%) | Moisture level (%) | exo-PG activity (U/g) | |
| 1 | 10 | 85 | 124.1 |
| 2 | 35 | 85 | 270.1 |
| 3 | 10 | 135 | 371.2 |
| 4 | 35 | 135 | 552.3 |
| 5 | 10 | 110 | 252.4 |
| 6 | 35 | 110 | 413.5 |
| 7 | 22.5 | 85 | 221.9 |
| 8 | 22.5 | 135 | 493.6 |
| 9* | 22.5 | 110 | 347.5 |
| 10* | 22.5 | 110 | 328.5 |
| 11* | 22.5 | 110 | 325.4 |
| 12 | 65 | 165 | 0 |
| 13 | 65 | 145 | 0 |
| 14 | 45 | 165 | 512.4 |
| 15 | 45 | 145 | 418.7 |
| 16 | 55 | 155 | 39.5 |
| 17 | 65 | 135 | 0 |
| 18 | 35 | 165 | 557.2 |
*The standard variation between the center point repetitions was below 3%.