Table 3 Results of continuous cultivation of C. curvatus at various dilution rates under nitrogen-limited conditions
From: Efficient conversion of acetate into lipids by the oleaginous yeast Cryptococcus curvatus
D (h−1) | Acetate consumption (g/L) | Residual acetate (g/L) | Cell mass (g/L) | Non-lipid cell mass (g/L) | Lipid (g/L) | Lipid content (%) | Lipid yield (g/g) | Lipid productivity (g/L/d) |
|---|---|---|---|---|---|---|---|---|
0.01 | 27.77 ± 0.17 | 5.09 ± 0.17 | 5.05 ± 0.13 | 1.70 ± 0.08 | 3.35 ± 0.06 | 66.40 ± 0.71 | 0.12 ± 0.00 | 0.80 ± 0.06 |
0.02 | 18.70 ± 0.54 | 14.15 ± 0.60 | 3.70 ± 0.09 | 1.41 ± 0.05 | 2.29 ± 0.04 | 61.92 ± 0.47 | 0.12 ± 0.00 | 1.10 ± 0.04 |
0.04 | 11.17 ± 0.52 | 21.69 ± 0.44 | 2.71 ± 0.05 | 1.34 ± 0.06 | 1.38 ± 0.01 | 50.72 ± 1.20 | 0.12 ± 0.01 | 1.32 ± 0.01 |
0.06 | 6.30 ± 0.51 | 26.56 ± 0.51 | 1.60 ± 0.04 | 0.97 ± 0.04 | 0.63 ± 0.01 | 39.30 ± 0.66 | 0.10 ± 0.01 | 0.91 ± 0.01 |
0.08 | 4.66 ± 0.46 | 28.20 ± 0.52 | 1.24 ± 0.08 | 0.92 ± 0.05 | 0.33 ± 0.04 | 26.26 ± 1.21 | 0.07 ± 0.01 | 0.63 ± 0.04 |
0.11 | 3.39 ± 0.61 | 29.47 ± 0.61 | 0.77 ± 0.03 | 0.66 ± 0.03 | 0.12 ± 0.01 | 14.87 ± 0.41 | 0.03 ± 0.01 | 0.32 ± 0.01 |