Table 5.
Fatty acid profile and content on dry weight (DW) basis for nontreated and residual biomass after EtOH and BP extraction.
| Fatty Acids | No treatment | EtOH | BP | |||
|---|---|---|---|---|---|---|
| % DW | % FAs | % DW | % FAs | % DW | % FAs | |
| C10:0 | - | - | - | - | - | - |
| C11:0 | - | - | - | - | - | - |
| C12:0 | - | - | - | - | - | - |
| C13:0 | - | - | - | - | - | - |
| C14:0 | 11.43 ± 0.12 a | 7.41 ± 0.07 | 3.27 ± 1.30 b | 8.81 ± 0.74 | 9.86 ± 0.41 a | 7.77 ± 0.41 |
| C14:1 | 1.73 ± 1.73 | 1.1 ± 1.1 | 0.74 ± 0.74 | 1.31 ± 1.31 | - | - |
| C15:0 | - | - | - | - | - | - |
| C15:1 | 2.21 ± 0.02 | 1.43 ± 0.02 | - | -b | - | -b |
| C16:0 | 35.11 ± 0.13 a | 22.78 ± 0.39 | 9.85 ± 4.23 b | 26.13 ± 1.26 | 30.16 ± 2.17 a | 23.72 ± 0.55 |
| C16:1 | 36.72 ± 0.06 a | 23.17 ± 0.52 | 9.26 ± 4.30 b | 24.04 ± 0.09 | 31.86 ± 2.31 a | 25.06 ± 0.57 |
| C17:0 | - | - | - | - | - | - |
| C17:1 | - | - | - | - | - | - |
| C18:0 | - | - | - | - | - | 4.15 ± 4.15 |
| C18:1 | 9.17 ± 0.17 | 5.95 ± 0.02 | 4.07 ± 1.55 | 11.1 ± 1.18 | 8.66 ± 3.25 | 7.1 ± 3.23 |
| C18:2 | 17.91 ± 0.06 a | 11.62 ± 0.20 | 1.88 ± 0.98 b | 4.71 ± 0.33 | 7.29 ± 0.74 b | 5.71 ± 0.04 |
| C18:3n6 | - | - | - | - | - | - |
| C18:3n3 | - | - | - | - | - | - |
| C20:0 | - | - | - | - | - | - |
| C20:1 | - | - | - | - | - | - |
| C20:2 | 2.57 ± 0.04 | 1.66 ± 0.01 | - | - | 1.07 ± 1.07 | 0.77 ± 0.77 |
| C20:3n6 | - | - | - | - | - | - |
| C21:0 | - | - | - | - | - | - |
| C20:3n3 | 6.49 ± 0.13 a | 4.21 ± 0.01 | 2.11 ± 0.92 b | 5.57 ± 0.22 | 5.71 ± 0.31 a | 4.5 ± 0.18 |
| C20:4n6 | - | - | - | - | -- | - |
| C20:5n3 | 31.89 ± 0.86 a | 20.68 ± 0.13 | 6.17 ± 2.78 b | 16.14 ± 0.33 | 27.03 ± 2.55 a | 21.21 ± 0.02 |
| C22:0 | - | - | - | 2.19 ± 2.19 | - | - |
| C22:1n9 | - | - | - | - | - | - |
| C22:2 | - | - | - | - | - | - |
| C23:0 | - | - | - | - | - | - |
| C24:0 | - | - | - | - | - | - |
| C22:6n3 | - | - | - | - | - | - |
| C24:1 | - | - | - | - | - | - |
| Total | 154.22 ± 3.32 a | 100 | 38.59 ± 18.04 b | 100 | 127.43 ± 18.6 c | 100 |
| MUFAs | 48.82 ± 1.97 a | 31.65 ± 1.65 | 14.07 ± 6.59 b | 36.45 ± 2.58 | 40.53 ± 5.56 c | 32.16 ± 3.79 |
| PUFAs | 58.85 ± 1.09 a | 38.16 ± 0.34 | 10.15 ± 4.68 b | 26.42 ± 0.88 | 41.1 ± 4.67 c | 32.19 ± 1.01 |
Different letters (a, b, c) as superscripts within the same row represent significant differences at the p < 0.05 level. MUFAs: monounsaturated fatty acids; PUFAs: polyunsaturated fatty acids.