Table 6.
Fatty acid composition (percentage of total identified fatty acids) of the brain of the experimental groups.a
| Fatty acids composition (%) | Groups |
||||
|---|---|---|---|---|---|
| NC | DC | DMET | DFD | DV | |
| Saturated fatty acids (SFA) | |||||
| Palmitic acid (C16:0) | 14.11 ± 2.41 | 19.07 ± 1.21 | 17.98 ± 2.17 | 15.01 ± 5.59 | 20.58 ± 1.79 |
| Heptadecanoic acid (C17:0) | 1.63 ± 2.30 | 4.31 ± 0.04 | 4.32 ± 0.690 | 2.32 ± 2.714 | 4.13 ± 0.183 |
| Stearic acid (C18:0) | 13.09 ± 2.26 | 19.12 ± 0.82 | 17.09 ± 2.07 | 14.73 ± 5.71 | 18.36 ± 1.30 |
| Total SFA | 28.82 ± 6.97 | 42.50 ± 1.71 | 39.39 ± 4.93 | 32.06 ± 12.76 | 43.06 ± 1.97 |
| Monounsaturated fatty acids (MUFA) | |||||
| Oleic acid (C18:1n9) | 14.91 ± 2.15 | 29.06 ± 2.13 | 23.15 ± 7.95 | 19.96 ± 8.26 | 27.91 ± 0.65 |
| Total MUFA | 14.91 ± 2.15 | 29.06 ± 2.13 | 23.15 ± 7.95 | 19.96 ± 8.26 | 27.91 ± 0.65 |
| n-6 PUFA | |||||
| Linoleic acid (C18:2n6) | 0.00 ± 0.00 | 2.39 ± 2.08 | 2.14 ± 1.18 | 1.45 ± 1.34 | 4.03 ± 1.94 |
| Arachidonic acid (C20:4n6) | 5.80 ± 1.30 | 8.05 ± 0.75 | 8.03 ± 0.55 | 6.64 ± 2.62 | 8.58 ± 0.45 |
| total n-6 PUFA | 5.80 ± 1.30a | 10.43 ± 2.23bc | 10.17 ± 0.63bc | 8.09 ± 2.71ab | 12.60 ± 1.60c |
| n-3 PUFA | |||||
| α-Linolenic acid (C18:3n3) | 43.35 ± 14.63c | 6.92 ± 2.28a | 15.66 ± 12.86ab | 31.70 ± 7.42bc | 4.31 ± 1.54a |
| Docosapentaenoic acid (C22:5n3) | 1.09 ± 1.55a | 3.19 ± 0.17b | 3.36 ± 0.16b | 2.09 ± 0.96ab | 3.21 ± 0.12b |
| Docosahexaenoic acid (C22:6n3) | 6.02 ± 2.66 | 7.90 ± 1.42 | 8.27 ± 0.81 | 7.30 ± 3.64 | 8.90 ± 0.65 |
| Total n-3 PUFA | 50.46 ± 10.42b | 18.01 ± 1.03a | 27.29 ± 13.51a | 41.10 ± 3.65b | 16.43 ± 1.66a |
| n-6: n-3 | 0.12 ± 0.05a | 0.59 ± 0.16bc | 0.43 ± 0.24abc | 0.32 ± 0.30ab | 0.78 ± 0.15c |
Values are mean ± 1 SD at n = 3. Values with different superscripts in a row differed significantly at p < 0.05.
a
The data are expressed as the percentage of total identified fatty acids.