Table 6.
Effects of dietary ratio of n-6:n-3 PUFA on the fatty acid composition of piglet plasma at d 21 of lactation
|
Item |
Dietary n-6:n-3 PUFA |
SEM |
P |
||
|---|---|---|---|---|---|
| 3:1 | 9:1 | 13:1 | |||
| Fatty acid composition, mg/g |
|
|
|
|
|
| C14:0 |
0.02 |
0.02 |
0.02 |
0.004 |
0.71 |
| C16:0 |
0.70 |
0.46 |
0.47 |
0.11 |
0.28 |
| C18:0 |
0.39a |
0.22b |
0.22b |
0.05 |
0.04 |
| SFA |
1.11 |
0.70 |
0.71 |
0.16 |
0.17 |
| C16:1 |
0.07 |
0.05 |
0.06 |
0.01 |
0.83 |
| C18:1n-9 |
0.34 |
0.23 |
0.22 |
0.06 |
0.36 |
| C18:1n-7 |
0.04 |
0.03 |
0.03 |
0.007 |
0.48 |
| MUFA |
0.44 |
0.32 |
0.30 |
0.08 |
0.43 |
| C18:2n-6 |
0.48 |
0.49 |
0.60 |
0.05 |
0.22 |
| C20:4n-6 |
0.12 |
0.11 |
0.12 |
0.03 |
0.96 |
| N-6 PUFA |
0.59 |
0.6 |
0.71 |
0.07 |
0.39 |
| C18:3n-3 |
0.05a |
0.02b |
0.02b |
0.005 |
<0.01 |
| C20:5n-3 |
- |
- |
- |
- |
- |
| C22:6n-3 |
0.04a |
0.03b |
0.03b |
0.003 |
0.04 |
| N-3 PUFA |
0.09a |
0.04b |
0.05b |
0.02 |
<0.01 |
| Ratio of n-6:n-3 PUFA | 6.78a | 13.57b | 15.49c | 0.72 | <0.01 |
*Within a row, treatments with unlike superscripts are different (P < 0.05).