Table 4.
Effect of ammonia on the fatty acid composition in breast muscle of broilers at 42 d of age.
| Item | Ammonia concentration, mg/kg |
P-value | |||
|---|---|---|---|---|---|
| <3 | 25 ± 3 | 50 ± 3 | 75 ± 3 | ||
| Myristic (C14:0), % | 0.35 ± 0.03 | 0.39 ± 0.03 | 0.34 ± 0.04 | 0.39 ± 0.09 | 0.381 |
| Palmitic (C16:0), % | 20.48 ± 0.47 | 21.29 ± 1.34 | 20.18 ± 0.76 | 20.22 ± 0.47 | 0.258 |
| Palmitoleic (C16:1), % | 1.99 ± 0.24 | 2.26 ± 0.26 | 1.41 ± 0.31 | 1.96 ± 0.80 | 0.599 |
| Stearic (C18:0), % | 10.96 ± 0.93 | 10.52 ± 1.29 | 10.83 ± 0.97 | 11.07 ± 1.82 | 0.941 |
| Oleic (C18:1N9C), % | 23.22 ± 0.77 | 23.62 ± 2.19 | 22.26 ± 1.06 | 23.11 ± 3.69 | 0.854 |
| Linoleic (C18:2N6C), % | 26.90 ± 2.59 | 25.47 ± 3.00 | 28.87 ± 3.24 | 26.51 ± 0.93 | 0.354 |
| Linolenic (C18:3), % | 2.28 ± 0.39 | 2.37 ± 0.73 | 2.57 ± 0.59 | 2.42 ± 0.23 | 0.886 |
| Arachidonic (C20:4N6), % | 5.48 ± 0.91 | 5.89 ± 1.28 | 5.25 ± 0.61 | 5.99 ± 1.85 | 0.818 |
| Saturated fatty acids (SFA), % | 35.92 ± 1.44 | 36.36 ± 3.15 | 35.60 ± 2.52 | 35.81 ± 2.57 | 0.978 |
| Unsaturated fatty acid, % | 63.73 ± 1.35 | 63.55 ± 3.2 | 64.07 ± 2.77 | 64.09 ± 2.61 | 0.988 |
| Monounsaturated fatty acid, % | 26.24 ± 1.00 | 27.08 ± 1.97 | 24.75 ± 1.03 | 26.21 ± 4.28 | 0.616 |
| U:F ratio | 1.78 ± 0.11 | 1.76 ± 0.23 | 1.81 ± 0.21 | 1.80 ± 0.20 | 0.985 |
U:F = unsaturated fatty acid:saturated fatty acid.