Table 5.
Effects of grape seed extract on serum antioxidant parameters of weaned beef calves.
| Items | Treatments | SEM | p-Value | |
|---|---|---|---|---|
| CON | GSE | |||
| Day 0 | ||||
| GSH-Px (U/mL) | 167.32 | 169.82 | 3.642 | 0.738 |
| CAT (U/mL) | 15.55 | 16.42 | 0.658 | 0.519 |
| SOD (U/mL) | 77.83 | 74.44 | 1.262 | 0.183 |
| MDA (nmol/mL) | 6.26 | 6.28 | 0.134 | 0.936 |
| T-AOC (U/mL) | 5.55 | 5.29 | 0.132 | 0.338 |
| Day 60 | ||||
| GSH-Px (U/mL) | 162.38 | 175.11 | 3.617 | 0.078 |
| CAT (U/mL) | 17.82 | 20.40 | 0.554 | 0.017 |
| SOD (U/mL) | 73.17 | 78.01 | 0.973 | 0.010 |
| MDA (nmol/mL) | 5.37 | 4.59 | 0.179 | 0.027 |
| T-AOC (U/mL) | 5.79 | 6.46 | 0.170 | 0.047 |
GSH-Px, glutathione peroxidase; CAT, catalase; SOD, superoxide dismutase; MDA, malondialdehyde; T-AOC, total antioxidant capacity; SEM, standard error of mean; Gse, grape seed extract. CON, control with no Gse (Beisong Plant Technology Co., Ltd., Xi’an, Shanxi, China) and fed basal diet; GSE, fed basal diet and 4 g/d Gse per calf.