Enzyme activity | TiO 2 NPs (mg/kg BW) | |||
---|---|---|---|---|
0 | 2.5 | 5 | 10 | |
SOD (unit/mg protein⋅min) | 51 ± 2.71 | 35 ± 1.79* | 23 ± 1.39** | 13 ± 0.72*** |
CAT (unit/mg protein⋅min) | 73 ± 3.82 | 53 ± 2.79* | 35 ± 1.86** | 25 ± 1.39*** |
GSH-Px (unit/mg protein⋅min) | 57 ± 2.96 | 43 ± 2.29* | 29 ± 1.56** | 18 ± 1.15*** |
GST (unit/mg protein⋅min) | 50 ± 2.65 | 37 ± 2.06* | 22 ± 1.2** | 15 ± 0.8*** |
GR (unit/mg protein⋅min) | 59 ± 3.23 | 50 ± 2.65* | 36 ± 1.85** | 29 ± 1.56*** |
GSH (ng/g tissue) | 2360 ± 118.56 | 1910 ± 95.53* | 1090 ± 55.56** | 510 ± 25.68*** |
Ascorbic acid (ng/g tissue) | 2050 ± 103.28 | 1480 ± 75.22* | 850 ± 43.55** | 420 ± 22.67*** |