Table 2. DHA production at 168 h in different bioreactor types, provided with aeration at 0.1 vvm.
| Fatty acid | Shaker | Stirred tank | Bubble | Internal loop airlift | |
|---|---|---|---|---|---|
| 22:6 (DHA) | mg/g DW | 237.78 ± 35.04a | 217.08 ± 6.85a | 75.53 ± 15.79b | 250.48 ± 18.51a |
| % TFA | 39.05 ± 3.44a | 34.04 ± 0.79a | 19.84 ± 2.86b | 40.20 ± 6.09a | |
| Others | % TFA | 2.34 ± 0.10a | 4.38 ± 4.12a | 2.89 ± 0.22a | 11.08 ± 13.87a |
| SUM SFA | % TFA | 49.85 ± 3.61a | 52.64 ± 4.58ab | 68.69 ± 0.83b | 42. 82 ± 10.47a |
| SUM MUFA | % TFA | 1.13 ± 0.05a | 1.25 ± 0.01a | 3.57 ± 4.38a | 1.57 ± 0.37a |
| SUM PUFA | % TFA | 46.68 ± 3.66a | 41.72 ± 0.47a | 24.86 ± 3.33b | 44.52 ± 3.03a |
Note:
Means with different superscript letters (in rows) are significantly different (p < 0.05); FA, saturated fatty acids, MUFA, monounsaturated fatty acids, PUFA, polyunsaturated fatty acids.