Table 6. Fatty acids (mg/100g on dry matter basis) of barramundi muscle when fed control and PBM based diet over a period of 42 days.
| Fatty acid | Experimental diets | Unpaired t-test | ||
|---|---|---|---|---|
| Control | 100PBM | t-value | P-value | |
| C12:0 | 1.02±0.09a | 291.96±1.27b | -228.29 | 0.00 |
| C14:0 | 67.46±0.77a | 213.36±0.48b | -158.64 | 0.00 |
| C16:0 | 713.65±10.19a | 1253.24±68.93b | -7.75 | 0.00 |
| ∑SFA1 | 1153.45±15.15 | 2320.11±65.41 | -17.38 | 0.00 |
| C16:1n7 | 130.78±1.90a | 286.88±2.21b | -53.82 | 0.00 |
| C20:1 | 36.62±0.38a | 111.68±2.97b | -25.07 | 0.00 |
| C14:1n5 | 0.97±0.03a | 6.30±0.06b | -84.46 | 0.00 |
| C18:1cis+trans | 859.76±5.73a | 2961.30±69.99b | -29.93 | 0.00 |
| ∑MUFA2 | 1066.66±8.25a | 3412.55±74.01b | -31.50 | 0.00 |
| C18:3n3 | 55.12±0.38a | 213.57±3.10b | -50.94 | 0.00 |
| C20:5n3 (EPA) | 109.31±1.78 | 113.69±1.31 | -1.97 | 0.12 |
| C22:5n3 | 71.50±0.95a | 78.82±0.44b | -7.14 | 0.00 |
| C22:6n3 (DHA) | 683.13±12.43a | 370.84±1.99b | 24.82 | 0.00 |
| ∑n-3 PUFA3 | 940.67±15.93a | 821.03±11.05b | 5.24 | 0.01 |
| C20:3n6 | 25.68±0.57a | 49.16±2.84b | -8.07 | 0.00 |
| C20:4n6 | 92.29±1.90a | 114.06±3.54b | -5.43 | 0.01 |
| C18:3n6 | 17.51±1.42a | 51.44±6.52b | -5.08 | 0.01 |
| C22:4n6 | 62.67±1.07a | 23.06±0.26b | 36.20 | 0.00 |
| ∑n-6 PUFA | 198.15±3.86a | 237.72±12.61b | -9.15 | 0.00 |
| ∑n-3/∑n-6 | 4.75±0.04a | 3.47±0.18b | 6.78 | 0.00 |
| ∑PUFA4 | 1485.98±24.56 | 1311.18±9.36 | 2.86 | 0.05 |
| ∑n-3 LC-PUFA3 | 868.55±15.25 | 569.45±2.78 | 19.29 | 0.00 |
Results are expressed as mean ± SE (standard error) (n = 3).
1Contains 10:0, 13:0, 15:0, 17:0, 18:0, 20:0, 21:0, 22:0 and 23:0.
2Contains C15:1, C17:1, C22:1n9 and C24:1.
3Contains C18:4n3, C20:3n3.
4Contains C18:2 trans, C18:2 cis, C20:2, C22:2.
Poultry by-product meal, PBM; saturated fatty acids, SFA; monounsaturated fatty acids, MUFA; polyunsaturated fatty acids, PUFA and LC-PUFA, long-chain polyunsaturated fatty acids (sum of 20:3n-3, 20:5n-3, 22:5n-3 and 22:6n-3).
Different superscripts letter indicate significant difference at P < 0.05, 0.01 and 0.001, followed by an unpaired student t-test.