Table 4.
Hepatic antioxidant abilities of M. salmoides fed diets supplemented with different levels of AME.
| Con | AME0.1 | AME0.2 | AME0.3 | AME0.4 | AME0.5 | AME0.6 | Regression | ||
|---|---|---|---|---|---|---|---|---|---|
| Linear | Quadratic | ||||||||
| MDAa (nmol mgprot−1) | 0.53 ± 0.02a | 0.48 ± 0.07ab | 0.34 ± 0.05ab | 0.28 ± 0.06b | 0.29 ± 0.02b | 0.42 ± 0.02ab | 0.53 ± 0.06a | 0.510 | 0.001 |
| SODb (U mgprot−1) | 456.16 ± 29.90 | 453.36 ± 19.20 | 432.50 ± 31.41 | 424.93 ± 27.50 | 474.95 ± 51.63 | 448.85 ± 20.65 | 499.84 ± 38.73 | 0.331 | 0.297 |
| CATc (U mgprot−1) | 8.00 ± 0.60b | 12.06 ± 1.10a | 12.12 ± 0.98a | 11.10 ± 0.49ab | 10.79 ± 0.52ab | 11.28 ± 0.55ab | 11.07 ± 0.56ab | 0.260 | 0.056 |
| GSH-Pxd (U mgprot−1) | 22.99 ± 0.26 | 20.64 ± 2.13 | 18.87 ± 1.69 | 18.71 ± 2.05 | 19.05 ± 2.10 | 18.78 ± 1.03 | 19.24 ± 1.15 | 0.113 | 0.093 |
Values are means ± SEM of three replications. Means in the same row with different superscripts are significantly different (P < 0.05). aMDA, malondialdehyde; bSOD, superoxide dismutase; cCAT, catalase; dGSH-Px, glutathione peroxidase.