Table 5.
Effects of rumen protected methionine and α-tocopherol on fatty acid composition in longissimus muscle of Hanwoo steers.
| Item | Control | Treatment | Pr >|t| |
|---|---|---|---|
| C14:0 (Myristic, %) | 3.40 ± 0.37 | 3.51 ± 0.47 | 0.64 |
| C16:0 (Palmitic, %) | 28.43 ± 1.32 | 28.34 ± 1.56 | 0.91 |
| C16:1n7 (Palmitoleic, %) | 5.31 ± 0.79 | 5.99 ± 0.81 | 0.14 |
| C18:0 (Stearic, %) | 9.72 ± 0.83 | 10.04 ± 1.82 | 0.68 |
| C18:1n9 (Oleic, %) | 50.48 ± 1.60 | 49.19 ± 3.01 | 0.34 |
| C18:2n6 (Linoleic, %) | 2.35 ± 0.32 | 2.56 ± 0.38 | 0.27 |
| C18:3n3 (α-linolenic, %) | 0.23 ± 0.07 | 0.28 ± 0.02 | 0.13 |
| C20:4n6 (Arachidonic, %) | 0.04 ± 0.01 | 0.07 ± 0.04 | 0.19 |
| C20:5n3 (Eicosapentaenoic, %) | 0.03 ± 0.02 | 0.03 ± 0.01 | 0.74 |
| SFA 1 | 41.55 ± 1.70 | 41.89 ± 2.90 | 0.79 |
| MUFA 2 | 55.79 ± 1.60 | 55.17 ± 3.17 | 0.66 |
| PUFA 3 | 2.65 ± 0.34 | 2.93 ± 0.41 | 0.19 |
| n-3 | 0.26 ± 0.07 | 0.31 ± 0.03 | 0.17 |
| n-6 | 2.39 ± 0.31 | 2.63 ± 0.40 | 0.25 |
| n-6/n-3 | 9.47 ± 1.89 | 8.65 ± 1.43 | 0.38 |
1 SFA, saturated fatty acid; 2 MUFA, mono-unsaturated fatty acid; 3 PUFA, poly-unsaturated fatty acid.