Effect of iron supplementation on antioxidant activity in serum of rats in different groupsa.
| Group | Dosage (mg Fe per kg bw) | SOD (U mL−1) | CAT (U mL−1) | GSH-PX (activity units) | T-AOC (U mL−1) | MDA (nmol mL−1) |
|---|---|---|---|---|---|---|
| Normal control | 0 | 248.93 ± 13.05a | 12.13 ± 0.87a | 889.41 ± 23.22a | 7.07 ± 0.47a | 4.09 ± 0.32b |
| Anemia model | 0 | 217.69 ± 9.06b | 2.74 ± 0.38b | 766.51 ± 10.59b | 4.96 ± 0.59b | 5.38 ± 0.69a |
| Ferrous gluconate | 4 | 245.03 ± 12.10a | 11.95 ± 0.37a | 876.10 ± 25.93a | 6.88 ± 0.36a | 4.03 ± 0.30b |
| FeSO4 | 4 | 241.48 ± 9.77a | 11.86 ± 0.36a | 869.65 ± 12.87a | 6.77 ± 0.47a | 4.15 ± 0.42b |
| LD-AOS–iron | 1 | 242.01 ± 8.57a | 11.70 ± 0.54a | 868.84 ± 5.60a | 6.66 ± 0.31a | 4.25 ± 0.26b |
| MD-AOS–iron | 2 | 253.37 ± 10.86a | 12.06 ± 0.53a | 880.13 ± 18.63a | 6.96 ± 0.42a | 3.91 ± 0.21b |
| HD-AOS–iron | 4 | 254.97 ± 14.64a | 12.10 ± 0.36a | 891.03 ± 24.13a | 7.08 ± 0.53a | 3.82 ± 0.47b |
a
The results are presented as the mean ± SD (n = 12). Different lower-case roman letters in the same column indicate a significant difference between different groups (p < 0.05).