Table 2.
Bioreactor results during the fast growth phase for each replicate
| Strain | Fast growth phase | Maximum growth rate (mg CDW l−1 h−1) | Maximum specific growth rate (h−1) | Biomass yield per cellobiose (mg g−1) | Max PHB productivity (mg PHB l−1 h−1) | Max specific PHB productivity (mg PHB g CDW−1 h−1) | PHB yield on cellobiose (mg g−1) | Max PHB accumulation per biomass (% of CDW) |
|---|---|---|---|---|---|---|---|---|
| PHB_cbp | 24–96 h | 0.07 (at 77.5 h) | 0.061 (at 30.1 h) | 470 | 11.5 (at 90.3 h) | 2.81 (at 82.5 h) | 37.9 | 7.7 (at 96 h) |
| PHB_cbp | 24–96 h | 0.07 (at 84 h) | 0.062 (at 28.1 h) | 466 | 10.5 (at 96 h) | 2.39 (at 87.1 h) | 37.4 | 7.2 (at 96 h) |
| PHB_GH1-1 | 24–72 h | 0.092 (at 58.5 h) | 0.032 (at 58.1 h) | 440 | 13.4 (at 62.6 h) | 3.84 (at 54.9 h) | 43.1 | 8.1 (at 72 h) |
| PHB_GH1-1 | 24–72 h | 0.106 (at 59.2 h) | 0.047 (at 56.9 h) | 428 | 17 (at 62.5 h) | 5.6 (at 53.9 h) | 49.4 | 9.4 (at 72 h) |
CDW cell dry weight, PHB polyhydroxybutyrate