Table 1.
Fatty acid profiles of the Meretrix lusoria extract (MLE), Geloina eros extract (GEE) and Corbicula fluminea extract (CFE).
| Fatty Acid | MLE (%) | GEE (%) | CFE (%) |
|---|---|---|---|
| Saturated fatty acid (SFA) (% of total fatty acid) | |||
| C12:0 | 0.13 ± 0.02 a | 0.21 ± 0.03 b | 0.15 ± 0.02 a |
| C14:0 | 0.75 ± 0.13 a | 1.23 ± 0.07 b | 0.95 ± 0.08 a |
| C15:0 | 1.56 ± 0.22 c | 0.53 ± 0.10 a | 0.87 ± 0.12 b |
| C16:0 | 12.31 ± 1.56 b | 7.65 ± 1.23 a | 10.56 ± 1.82 a |
| C17:0 | 6.23 ± 0.35 b | 5.76 ± 0.52 b | 3.27 ± 0.32 a |
| C18:0 | 0.21 ± 0.03 a | 0.31 ± 0.02 b | 0.39 ± 0.02 b |
| C20:0 | 1.13 ± 0.06 a | 3.25 ± 0.07 c | 2.87 ± 0.05 b |
| C23:0 | 0.22 ± 0.01 a | 0.32 ± 0.01 c | 1.35 ± 0.03 b |
| Monosaturated fatty acid (MUFA) (% of total fatty acid) | |||
| C14:1 | 0.51 ± 0.02 b | 0.36 ± 0.01 a | 1.56 ± 0.21 c |
| C15:1 | 0.62 ± 0.03 b | 0.21 ± 0.02 a | 0.73 ± 0.01 c |
| C16:1 n-7 | 3.52 ± 0.78 b | 2.36 ± 0.56 a | 4.83 ± 0.32 b |
| C17:1 | 1.23 ± 0.02 c | 0.56 ± 0.03 b | 0.39 ± 0.01 a |
| C18:1 n-11 | 2.32 ± 0.56 b | 1.21 ± 0.21 a | 3.26 ± 0.23 c |
| C18:1 n-9 | 5.13 ± 1.21 a | 6.56 ± 1.65 a | 8.59 ± 1.58 b |
| C18:1 n-7 | 1.16 ± 0.02 b | 2.22 ± 0.03 c | 0.25 ± 0.01 a |
| C20:1 n-7 | 1.33 ± 0.01 a | 2.29 ± 0.01 c | 3.48 ± 0.02 b |
| C20:1 n-9 | 1.25 ± 0.03 b | 0.65 ± 0.02 a | 2.36 ± 0.03 c |
| C20:1 n-11 | 3.65 ± 0.16 b | 2.13 ± 0.11 a | 3.24 ± 0.35 b |
| C22:1 n-9 | 0.26 ± 0.01 a | 2.11 ± 0.02 b | 0.27 ± 0.02 a |
| Polyunsaturated fatty acid (PUFA) (% of total fatty acid) | |||
| C16:3 n-3 | 1.72 ± 0.05 c | 1.21 ± 0.03 a | 1.33 ± 0.05 b |
| C18:2 n-6 | 0.21 ± 0.01 a | 0.36 ± 0.01 b | 0.22 ± 0.02 a |
| C18:3 n-3 | 3.23 ± 0.36 a | 5.63 ± 0.52 b | 3.23 ± 0.65 a |
| C18:3 n-6 | 1.26 ± 0.13 b | 0.82 ± 0.18 a | 1.12 ± 0.15 b |
| C18:4 n-3 | 1.03 ± 0.12 b | 0.75 ± 0.13 a | 1.09 ± 0.15 b |
| C20:1 n-6 | 4.93 ± 0.23 a | 6.31 ± 0.56 b | 4.56 ± 0.62 a |
| C20:3 n-6 | 1.15 ± 0.03 b | 0.53 ± 0.05 a | 2.02 ± 0.07 c |
| C20:3 n-3 | 0.88 ± 0.02 c | 0.62 ± 0.03 b | 0.21 ± 0.02 a |
| C20:4 n-6 | 6.52 ± 0.52 a | 7.53 ± 0.20 b | 5.33 ± 0.67 a |
| C20:4 n-3 | 1.22 ± 0.02 b | 0.76 ± 0.03 a | 1.53 ± 0.06 c |
| C20:5 n-3, EPA | 7.32 ± 0.58 a | 8.50 ± 0.75 b | 6.58 ± 0.23 a |
| C21:5 n-3 | 1.25 ± 0.06 b | 0.12 ± 0.02 a | 1.65 ± 0.01 c |
| C22:4 n-6 | 3.23 ± 0.05 b | 4.52 ± 0.03 c | 2.25 ± 0.03 a |
| C22:5 n-3 | 6.57 ± 0.08 c | 5.26 ± 0.07 b | 3.78 ± 0.07 a |
| C22:5 n-6 | 5.73 ± 0.05 b | 4.95 ± 0.03 a | 6.52 ± 0.06 c |
| C22:6 n-3, DHA | 10.23 ± 0.05 b | 12.21 ± 0.08 c | 9.21 ± 0.03 a |
| Sums of fatty acids | |||
| ƩSFA | 22.54 ± 1.56 b | 19.26 ± 1.52 a | 20.41 ± 1.23 a |
| ƩMUFA | 20.98 ± 2.31 a | 20.66 ± 3.68 a | 28.96 ± 2.23 b |
| ƩPUFA | 56.48 ± 3.62 b | 60.08 ± 2.35 c | 50.63 ± 2.57 a |
| Ʃn-3 | 26.13 ± 1.23 b | 35.06 ± 1.61 b | 28.61 ± 1.20 a |
| Ʃn-6 | 23.03 ± 0.51 b | 25.02 ± 0.31 c | 22.02 ± 0.22 a |
| Fatty Acid | MLE (%) | GEE (%) | CFE (%) |
| Ratios | |||
| PUFA/SFA | 2.50 ± 0.56 a | 3.12 ± 0.52 b | 2.48 ± 0.35 a |
| MUFA/SFA | 0.93 ± 0.01 a | 1.07 ± 0.02 b | 1.42 ± 0.03 c |
| DHA/EPA | 1.40 ± 0.01 a | 1.44 ± 0.02 b | 1.40 ± 0.01 a |
| n-3/n-6 | 1.13 ± 0.02 c | 1.40 ± 0.01 b | 1.30 ± 0.02 a |
| n-6/n-3 | 0.88 ± 0.02 a | 0.71 ± 0.01 b | 0.77 ± 0.01 c |
(a–c) Values represent mean ± SD (n = 3). Different lowercase letters in the same row indicate significant difference (p < 0.05). ƩSFA = saturated fatty acid; ƩMUFA = mono-unsaturated fatty acid; ƩPUFA = poly-unsaturated fatty acid; Ʃn-3 = total omega 3 fatty acid; Ʃn-6 = total omega 6 fatty acid.