Table 4.
Effects of different ratios of n-6:n-3 PUFA in the sow diet on the fatty acid composition of colostrum
|
Item |
Dietary n-6:n-3 PUFA ratio |
SEM |
P |
||
|---|---|---|---|---|---|
| 3:1 | 9:1 | 13:1 | |||
| Fatty acid composition (mg/g) | |||||
| C14:0 |
0.51 |
0.52 |
0.41 |
0.10 |
0.71 |
| C16:0 |
6.99 |
7.46 |
6.46 |
0.94 |
0.76 |
| C18:0 |
1.99 |
2.02 |
1.65 |
0.53 |
0.86 |
| SFA |
9.50 |
9.99 |
8.51 |
1.42 |
0.76 |
| C16:1n-7 |
0.71 |
0.72 |
0.63 |
0.17 |
0.92 |
| C18:1n-9 |
8.72 |
9.74 |
9.12 |
1.06 |
0.79 |
| C18:1n-7 |
0.65 |
0.73 |
0.66 |
0.08 |
0.72 |
| MUFA |
10.08 |
11.20 |
10.40 |
1.20 |
0.80 |
| C18:2n-6 |
10.89 |
11.43 |
11.90 |
1.32 |
0.87 |
| C20:4n-6 |
0.33 |
0.32 |
0.35 |
0.17 |
0.95 |
| N-6 PUFA |
11.23 |
11.75 |
12.25 |
1.52 |
0.89 |
| C18:3n-3 |
1.75a |
1.03b |
0.88b |
0.14 |
< 0.01 |
| C20:5n-3 |
0.06 |
0.05 |
0.04 |
0.01 |
0.32 |
| C22:6n-3 |
0.05 |
0.04 |
0.04 |
0.01 |
0.72 |
| N-3 PUFA |
1.85a |
1.12b |
0.95b |
0.16 |
< 0.01 |
| Ratio of n6:n3 PUFA | 5.93a | 10.56b | 13.84b | 1.22 | < 0.01 |
*Within a row, treatments with unlike superscripts are different (P < 0.05).