Table 3 Fermentation parameters of SCD78 vs. SCD00 in bioreactor study
Strain | Sugar consumption rate (g/L/h) | Max. product titer (g/L) | Yield (g product/g total sugar consumed) | % Theoretical yield of ethanol | Max growth rate (g/L/h) | Max. volumetric ethanol productivity (g/L/h) | ||||
|---|---|---|---|---|---|---|---|---|---|---|
Total sugar | Glucose | Xylose | Biomass | Ethanol | Biomass | Ethanol | ||||
SCD00 | 0.26 ± 0.01 | 0.13 ± 0.00 | 0.13 ± 0.00 | 0.72 ± 0.00 | 3.10 ± 0.29 | 0.06 ± 0.00 | 0.29 ± 0.02 | 55.81 ± 3.92 | 0.05 ± 0.01 (12–18 h) | 0.15 ± 0.01 (12–18 h) |
SCD78 | 0.80 ± 0.03 | 0.44 ± 0.07 | 0.42 ± 0.01 | 2.10 ± 0.01 | 8.99 ± 0.22 | 0.11 ± 0.01 | 0.46 ± 0.02 | 84.35 ± 2.73 | 0.10 ± 0.01 (18–24 h) | 0.56 ± 0.05 (24–30 h) |