Table 1 Fatty acid composition (% of total fatty acid) in S. acus biomass from different types of cultures (n = 3)
Fatty acid (FA) | Autotrophic culture | Mixotrophic culture (40Â mM glucose) | Mixotrophic culture (80Â mM glycerol) | |||
|---|---|---|---|---|---|---|
Exponential phase | Stationary phase | Exponential phase | Stationary phase | Exponential phase | Stationary phase | |
С14:0 | 12.0 | 12.9 | 13.6 | 17.9 | 9.8 | 10.7 |
С16:0 | 16.4 | 10.8 | 11.4 | 11.3 | 24.7 | 13.4 |
С18:0 | 16.9 | 3.1 | 10.3 | 3.7 | 27.1 | 4.6 |
С16:1 | 10.6 | 44.2 | 13.9 | 44.6 | 10.8 | 41.2 |
С18:1 | 0.0 | 0.9 | 0.0 | 1.4 | 0.0 | 0.7 |
С22:1 | 0.0 | 0.0 | 1.1 | 0.0 | 0.0 | 0.0 |
С16:2 | 5.3 | 2.7 | 6.2 | 1.9 | 3.8 | 3.5 |
С16:3 | 17.2 | 5.1 | 18.6 | 2.3 | 9.9 | 7.0 |
С18:3 | 0.0 | 2.3 | 0.0 | 2.4 | 0.0 | 1.8 |
С20:5 | 19.0 | 16.8 | 21.1 | 13.2 | 11.3 | 16.0 |
С22:6 | 2.6 | 1.2 | 3.8 | 1.3 | 2.6 | 1.1 |
Σ Saturated fatty acid (SFA) | 45.3 | 26.8 | 35.3 | 32.9 | 61.6 | 28.7 |
Σ Monounsaturated fatty acid (MUFA) | 10.6 | 45.1 | 15.0 | 46.0 | 10.8 | 41.9 |
Σ Polyunsaturated fatty acid (PUFA) | 44.1 | 28.1 | 49.7 | 21.1 | 27.6 | 29.4 |
ΣSFA/Σ(MUFA + PUFA) ratio | 0.8 | 0.3 | 0.5 | 0.5 | 1.6 | 0.4 |