Table 3.
Effects of GSPE on antioxidant parameters in the serum of broilers fed diets contaminated with AFB1.
| Parameters | Dietary Treatments | ||||
|---|---|---|---|---|---|
| Control | AFB1 | GSPE | AFB1 + GSPE | AFB1 + GSPE | |
| (1 mg/kg) | (250 mg/kg) | (250 mg/kg) | (500 mg/kg) | ||
| MDA, nmol/mL | 2.46 ± 0.19 c | 4.05 ± 0.44 a | 2.32 ± 0.18 c | 3.24 ± 0.32 b | 3.37 ± 0.29 b |
| T-SOD, U/mL | 157.52 ± 13.20 b | 108.91 ± 10.55 c | 182.57 ± 9.47 a | 150.53 ± 11.02 b | 154.29 ± 9.35 b |
| GSH-Px, U/mL | 1544.56 ± 62.50 a | 913.67 ± 82.97 c | 1629.54 ± 133.29 a | 1293.92 ± 100.44 b | 1345.37 ± 88.06 b |
| CAT, U/mL | 2.80 ± 0.24 a,b | 1.83 ± 0.17 d | 2.91 ± 0.25 a | 2.59 ± 0.16 b,c | 2.36 ± 0.21 c |
| GSH, mg/L | 5.76 ± 0.23 b | 3.02 ± 0.18 c | 7.26 ± 0.63 a | 6.24 ± 0.47 b | 5.93 ± 0.40 b |
| GR, U/L | 27.39 ± 2.75 b | 16.67 ± 1.43 d | 31.28 ± 2.64 a | 24.17 ± 1.55 c | 25.08 ± 2.26 b,c |
| GST, U/mL | 57.25 ± 3.00 a | 39.76 ± 3.50 c | 54.81 ± 4.48 a,b | 50.31 ± 4.03 b | 51.95 ± 3.69 b |
Values are represented as the mean ± SD (n = 6). a–d Mean values within a row with different superscript letters were significantly different (p < 0.05). AFB1, aflatoxin B1; GSPE, grape seed proanthocyanidin extract; MDA, malondialdehyde; T-SOD, total superoxide dismutase; GSH-Px, glutathione peroxidase; CAT, catalase; GSH, glutathione; GR, glutathione reductase; GST, glutathione S-transferase.