TABLE 4.
Growth and fermentation kineticsa
| Strain | Specific growth rate, μ (h−1) | Xylose consumption (g · g−1 · h−1) | Ethanol production (g · g−1 · h−1) | Cell yield (g/g) | Ethanol yield (g/g) | Xylitol yield (g/g) |
|---|---|---|---|---|---|---|
| L2612(pRS314-X123) | 0.036 | 0.25 | 0.032 | 0.50 | 0.13 | 0.00 |
| DR PHO13(pRS314-X123) | 0.038 | 0.37 | 0.093 | 0.34 | 0.25 | 0.04 |
| L2612(pRS314 X123-T2) | 0.033 | 0.34 | 0.067 | 0.37 | 0.20 | 0.03 |
| DR PHO13(pRS314 X123-T2) | 0.035 | 0.35 | 0.080 | 0.36 | 0.23 | 0.04 |
a
All kinetic determinations were calculated from data in the first 16 h of cultivation. All determinations were done in triplicate.