Table 3.
Comparison of kinetic parameters of immobilized ethanologenic E. coli strains in continuous ethanol fermentation. The immobilization yielded beads of approximately 4 mm diameter at cell concentration of 11.4 g-CDW/l-gel. The feed sugar concentration is shown in parenthesis.
| Strain/ pLOI297 |
Feed Medium g/l |
DL hr−1 |
[Ethanol] g/l |
QETOH g/l-hr |
YETOH (%) |
% Sugar utilization |
Sources/ References |
|---|---|---|---|---|---|---|---|
| AFF01 | Xylose (65); Glucose (25) |
0.06 | 30.1 | 1.6 | 90 | 72 | This study |
| CT1101+ AFF01 |
Xylose (65); Glucose (25) |
0.06 | 36.7 | 2.2 | 87 | 91 | This study |
| KO11 | Xylose(50) | 0.05 | 15.5 | 0.8 | 87 | 70 | Zhou et al., 2008 |
| FBR5 | Xylose(50) | 0.05 | 19 | 1.0 | 76 | 98 | Martin et al., 2006 |
| FBR5 | Xylose (100) | 0.02 | 37.1 | 0.8 | 98 | 74 | Qureshi et al., 2005 |
| FBR5 | Xylose(100) | 0.24 | 18.9 | 4.5 | 98 | 38 | Qureshi et al., 2005 |