Table 6.
Serum antioxidant indicators of the laying hens. Data are presented as means (SD)a
| NPP, % | LPS | MDA, nmol/mL | TAOC, U/mL | T-SOD, U/mL | GSH-Px, U/mL |
|---|---|---|---|---|---|
| 0.12 | – | 3.33 | 5.70 | 103.5 | 3173 |
| + | 5.53 | 6.78 | 118.5 | 2790 | |
| 0.40 | – | 1.98 | 8.95 | 120.1 | 2846 |
| + | 3.38 | 3.40 | 107.5 | 2666 | |
| SEM | 0.60 | 0.89 | 2.92 | 82 | |
| Main effect means | |||||
| NPP | |||||
| 0.12 | 4.43b | 6.30 | 111.0 | 2982 | |
| 0.40 | 2.60c | 6.18 | 113.8 | 2756 | |
| LPS | |||||
| – | 2.65c | 7.51 | 119.3b | 3010 | |
| + | 4.58b | 5.09 | 105.5c | 2728 | |
| P-value | |||||
| NPP | 0.036 | 0.971 | 0.609 | 0.158 | |
| LPS | 0.032 | 0.218 | 0.019 | 0.083 | |
| NPP × LPS | 0.605 | 0.076 | 0.819 | 0.514 | |
aMeans were calculated on n = 5 replicates (one laying hens per replicate) per treatment
b-cWithin comparisons, means in a column with no common superscripts differ significantly (P < 0.05)