Pentose-Fermenting Zymomonas mobilis - EERE - U.S. Department ...
Pentose-Fermenting Zymomonas mobilis - EERE - U.S. Department ...
Pentose-Fermenting Zymomonas mobilis - EERE - U.S. Department ...
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Concentration (g/L)<br />
Adaptation of <strong>Zymomonas</strong> 39676(pZB4L) to above 60% (v/v) OL Hydrolyzate<br />
50<br />
40<br />
30<br />
20<br />
10<br />
0<br />
CSL=2% (v/v) D = 0.015 (1/hr)<br />
Strain Improvement through Adaptation<br />
Feed Mixture: Glucose (8 g/L) + Xylose (40 g/L)<br />
T=33C, pH=5.8<br />
glucose<br />
xylose<br />
ethanol<br />
% hydrolyzate<br />
0 10 20 30 40 50 60 70<br />
Time (Days)<br />
80<br />
70<br />
60<br />
50<br />
40<br />
30<br />
20<br />
10<br />
0<br />
Hydrolysate (%, V/V)<br />
Concentration (g/L)<br />
50<br />
40<br />
30<br />
20<br />
10<br />
0<br />
Comparison of Adapted and Parent Strain 39676(pZB4L) Grown on cCSL (2%),<br />
60% Sawdust Hydrolysate at pH 5.8, T 30°C, Initial Sugar Conc. (G:X 1%:5%)<br />
Glucose<br />
Xylose<br />
Ethanol<br />
Ethanol<br />
Adapted Parent<br />
Ethanol