Table 1.
Experiment number | Glucose:xylose, g/L | Culture time, hours | Cell mass, g/L | Lipid content, % | Lipid concentration, g/L | Lipid productivity, g/L/h | Lipid coefficient, g/g | Sugar-consumption rate, g/L/h | Relative proportions of fatty acids in lipid, %, w/w | |||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Glucose | Xylose | C16:0 | C16:1 | C18:0 | C18:1 | C18:2 | ||||||||
1 | 70:0 | 120 | 22.9 | 52.4 | 12.0 | 0.10 | 0.20 | 0.50 | - | 48.6 | 0.6 | 19.2 | 31.7 | NDa |
2 | 47:23 | 120 | 23.8 | 49.7 | 11.8 | 0.098 | 0.17 | 0.36 | 0.22 | 44.4 | 0.6 | 16.6 | 38.4 | ND |
3 | 35:35 | 120 | 23.0 | 50.3 | 11.6 | 0.097 | 0.17 | 0.28 | 0.29 | 44.4 | 0.6 | 17.6 | 36.9 | 0.5 |
4 | 23:47 | 120 | 23.2 | 48.4 | 11.2 | 0.094 | 0.16 | 0.20 | 0.38 | 43.4 | 0.6 | 16.5 | 39.0 | 0.5 |
5 | 0:70 | 120 | 21.2 | 46.5 | 9.9 | 0.082 | 0.16 | - | 0.50 | 44.1 | 0.7 | 16.7 | 38.1 | 0.5 |
6b | 47:23 | 80 | 22.0 | 59.1 | 13.0 | 0.16 | 0.17 | 0.57 | 0.35 | 27.8 | 0.8 | 20.2 | 48.2 | 3.0 |
7c | 36:25 | 96.5 | 19.3 | 39.2 | 7.6 | 0.078 | 0.15 | 0.36 | 0.17 | 34.0 | 2.4 | 6.7 | 53.5 | 3.4 |
aNot detected.
bExperiment in 3-liter bioreactor.
cExperiment using corn-stover hydrolysate.