Table 7.
Fatty acid composition of rapeseeds and meal.
| Parameter | Seed | Meal | |
|---|---|---|---|
| Caprylic acid (C8:0) | SFA | 0.41 ± 0.01 b | 0.65 ± 0.04 a |
| Capric acid (C10:0) | SFA | 0.36 ± 0.03 a | 0.23 ± 0.01 b |
| Lauric acid (C12:0) | SFA | 0.37 ± 0.02 a | 0.21 ± 0.00 b |
| Myristic acid (C14:0) | SFA | 0.55 ± 0.04 a | 0.48 ± 0.03 a |
| Myristoleic acid (C14:1, n-5) | MUFA | 0.21 ± 0.01 b | 1.71 ± 0.06 a |
| Pentadecanoic acid (C15:0) | SFA | 4.45 ± 0.28 a | 5.45 ± 0.35 a |
| cis-10-pentadecanoic acid (C15:1, n-5) | MUFA | 6.21 ± 0.03 a | - |
| Palmitic acid (C16:0) | SFA | 12.27 ± 0.87 a | - |
| Palmitoleic acid (C16:1, n-7) | MUFA | 0.52 ± 0.01 a | 0.65 ± 0.04 a |
| Heptadecanoic acid (C17:0) | SFA | - | 22.17 ± 0.26 a |
| Stearic acid (C18:0) | SFA | 1.08 ± 0.03 a | 0.47 ± 0.02 b |
| Oleici acid + elaidic acid (C18:1, cis + trans, n-9) | MUFA | 10.24 ± 0.49 a | 9.12 ± 0.16 a |
| Linoleic acid + Linolelaidic acid (C18:2, cis + trans, n-6) | PUFA | 44.72 ± 0.64 a | 39.63 ± 0.67 b |
| γ-Linolenic acid (C18:3, n-6) | PUFA | 0.64 ± 0.00 a | - |
| α-Linolenic acid (C18:3, n-3) | PUFA | 1.17 ± 0.07 b | 12.48 ± 0.03 a |
| cis-11,14-eicosadienoic acid + cis-8,11,14-eicosatrienoic acid (C20:2, n-6) | PUFA | 1.26 ± 0.01 b | 1.75 ± 0.07 a |
| cis-11,14,17-eicosatrienoic acid (C20:3, n-3) | PUFA | 0.31 ± 0.01 a | 0.40 ± 0.03 a |
| Arachidonic acid (C20:4, n-6) | PUFA | 0.46 ± 0.06 a | - |
| Heneicosanoic acid (C21:0) | SFA | 0.38 ± 0.01 a | 0.50 ± 0.04 a |
| Eicosadienoic acid (C22:0) | SFA | 0.21 ± 0.01 a | 0.10 ± 0.00 b |
| Erucic acid (C22:1, n-9) | MUFA | 5.57 ± 0.18 a | 3.75 ± 0.14 b |
| cis-4,7,10,13,16,19-docosahexanoic acid (C22:2, n-6) | PUFA | - | 0.25 ± 0.014 a |
| cis-4,7,10,13,16,19-docosa-hexanoic + nervonic acid (C22:6, n-3 + C24:1, n-9) | PUFA | 4.31 ± 0.11 a | - |
| Tricosanoic acid (C23:0) | SFA | 4.15 ± 0.03 a | - |
| Lignoceric acid (C24:0) | SFA | 0.17 ± 0.01 a | - |
| C18:2 w-6/C18:3 w-3 | 38.22 ± 1.77 | 3.17 ± 0.06 | |
| C18:1 w-9/C18:2 w-6 | 0.23 ± 0.01 | 0.23 ± 0.00 | |
| ΣSFAs (%) | 24.40 ± 0.56 | 30.25 ± 0.64 | |
| ΣUFAs (%) | 75.62 ± 1.22 | 69.75 ± 0.69 | |
| ΣMUFAs (%) | 22.75 ± 0.35 | 15.24 ± 0.13 | |
| ΣPUFAs (%) | 52.87 ± 0.87 | 54.51 ± 0.56 | |
| ΣSFAs/ΣUFAs | 0.32 ± 0.01 | 0.43 ± 0.01 | |
| ΣPUFAs/ΣMUFAs | 2.30 ± 0.00 | 3.60 ± 0.01 |
Different superscript letters means a significant difference (p < 0.05%).