Table 5.
Fatty acids profile in the breast muscle of broilers (%).
Items | Groups | SEM | p | Contrast | ||||
---|---|---|---|---|---|---|---|---|
T1 | T2 | T3 | T4 | L | Q | |||
C6:0 | 4.25 | 3.91 | 3.99 | 3.95 | 0.11 | 0.136 | 0.095 | 0.180 |
C8:0 | 2.15 | 2.30 | 1.99 | 2.31 | 0.10 | 0.110 | 0.738 | 0.412 |
C10:0 | 5.16 | 5.16 | 4.94 | 5.08 | 0.15 | 0.706 | 0.506 | 0.637 |
C11:0 | 4.98 | 4.99 | 4.94 | 4.96 | 0.04 | 0.877 | 0.576 | 0.916 |
C14:0 | 14.86 a | 13.73 b | 13.39 b | 13.18 b | 0.18 | <0.001 | <0.001 | 0.023 |
C16:0 | 0.82 a | 0.78 ab | 0.75 b | 0.74 b | 0.01 | 0.013 | 0.002 | 0.272 |
C17:0 | 2.27 | 2.26 | 2.80 | 2.46 | 0.20 | 0.239 | 0.236 | 0.429 |
C18:0 | 4.64 | 4.54 | 4.31 | 4.47 | 0.11 | 0.212 | 0.137 | 0.256 |
C20:0 | 0.15 | 0.16 | 0.17 | 0.13 | 0.01 | 0.109 | 0.258 | 0.050 |
C21:0 | 0.18 | 0.17 | 0.11 | 0.12 | 0.02 | 0.046 | 0.015 | 0.662 |
C22:0 | 1.44 | 1.37 | 1.38 | 1.40 | 0.02 | 0.060 | 0.223 | 0.023 |
C14:1n5 | 1.37 | 1.36 | 1.43 | 1.39 | 0.03 | 0.481 | 0.347 | 0.628 |
C15:1n5 | 0.27 | 0.25 | 0.20 | 0.21 | 0.02 | 0.118 | 0.025 | 0.569 |
C16:1n7 | 9.90 b | 10.18 ab | 10.19 ab | 10.67 a | 0.18 | 0.047 | 0.009 | 0.576 |
C17:1n7 | 0.20 | 0.21 | 0.15 | 0.16 | 0.02 | 0.195 | 0.098 | 0.928 |
C18:1n | 17.85 | 17.97 | 18.33 | 17.83 | 0.17 | 0.193 | 0.704 | 0.091 |
C20:1n9 | 0.13 b | 0.15 ab | 0.19 a | 0.16 ab | 0.01 | 0.018 | 0.032 | 0.061 |
C22:1n9 | 0.32 | 0.35 | 0.36 | 0.31 | 0.01 | 0.060 | 0.737 | 0.011 |
C18:2n | 6.45 | 6.56 | 6.75 | 6.63 | 0.16 | 0.601 | 0.319 | 0.482 |
C18:3n6 | 9.84 | 9.79 | 9.96 | 9.74 | 0.13 | 0.689 | 0.845 | 0.535 |
C20:2 | 1.32 | 1.39 | 1.36 | 1.38 | 0.03 | 0.465 | 0.291 | 0.510 |
C20:3n6 | 1.43 | 1.36 | 1.45 | 1.35 | 0.04 | 0.216 | 0.383 | 0.677 |
C20:4n6 | 4.54 | 4.23 | 4.42 | 4.19 | 0.14 | 0.268 | 0.180 | 0.768 |
C20:5n3 | 2.13 b | 2.52 ab | 2.67 a | 2.47 ab | 0.38 | 0.108 | 0.134 | 0.777 |
C22:2n6 | 0.90 | 0.94 | 0.92 | 0.89 | 0.03 | 0.528 | 0.764 | 0.201 |
C22:6n3 | 1.01 b | 1.25b | 1.66 a | 1.58 a | 0.08 | <0.001 | <0.001 | 0.063 |
SFA | 40.90 a | 39.37 b | 38.78 b | 38.79 b | 0.38 | 0.003 | 0.001 | 0.058 |
USFA | 57.67 b | 58.5 ab | 60.05 a | 58.96 ab | 0.38 | 0.003 | 0.001 | 0.058 |
MUFA | 30.05 | 30.47 | 30.85 | 30.73 | 0.25 | 0.144 | 0.043 | 0.287 |
PUFA | 27.62 b | 28.03 ab | 29.19 a | 28.23 ab | 0.32 | 0.024 | 0.007 | 0.143 |
USFA: SFA | 1.41 b | 1.49 ab | 1.55 a | 1.52 a | 0.03 | 0.005 | 0.001 | 0.069 |
Values in the same row with no letter or the same letter superscripts mean no significant difference (p > 0.05), while with different letter superscripts mean significant difference (p < 0.05).T1: the broilers were fed a basal diet; T2: the broilers were fed a basal diet supplemented with AGE at 0.2%; T3: the broilers were fed a basal diet supplemented with AGE at 0.4%; T4: the broilers were fed a basal diet supplemented with AGE at 0.6%.SFA, saturated fatty acid; USFA, unsaturated fatty acids; MUFA, monounsaturated fatty acids; PUFA, polyunsaturated fatty acids; USFA: SFA, the ratio of unsaturated fatty acids to saturated fatty acid.