Table 4.
Plasma indicators of oxidative stress in weaned pigs fed diets containing graded levels of montmorillonite (d 28)1
| Level of montmorillonite (%)
|
SEM | p value
|
|||||||
|---|---|---|---|---|---|---|---|---|---|
| 0.0 | 0.5 | 1.0 | 2.5 | 5.0 | ANOVA | Linear | Quadratic | ||
| Myeloperoxidase (U/L) | 46.33 | 49.02 | 44.24 | 42.75 | 43.83 | 4.92 | 0.22 | 0.03 | 0.09 |
| Superoxide dismutase (U/mL) | 67.38 | 71.16 | 70.73 | 65.93 | 64.02 | 6.16 | 0.23 | 0.42 | 0.28 |
| Malondialdehyde (nmol/mL) | 7.92 | 8.95 | 8.55 | 7.85 | 7.89 | 1.07 | 0.30 | <0.01 | <0.01 |
| Nitric oxide (μmol/L) | 36.58 | 48.71 | 48.67 | 34.04 | 21.01 | 5.23 | <0.01 | 0.09 | 0.24 |
1
Values are the means of six replicates.