Table 2.
Superoxide dismutase activity in rat's serum in relation to diet
| diet | Cancerogenic factor | Superoxide dismutase (U/mL) activity in serum |
|---|---|---|
| 1. Standard diet | DMBA + | 19.73 ± 2.82 |
| DMBA - | 22.34 ± 1.65 | |
| 2. Zinc 6.9 mg/mL (231 mg Zn/kg diet) | DMBA + | 19.52 ± 1.83 |
| DMBA - | 19,11 ± 3,77 | |
| 3. Zinc 6.9 mg/mL (231 mg Zn/kg diet) and resveratrol 0.1 mg/mL (0.2 mg/kg bw) | DMBA + | 20.81 ± 2.02 |
| DMBA - | 21.96 ± 2.31 | |
| 4. Zinc (6.9 mg/mL) (231 mg Zn/kg diet) and genistein 0.1 mg/mL (0.2 mg/kg bw) | DMBA + | 19.69 ± 2.67 |
| DMBA - | 21.93 ± 2.27 | |
| 5. Copper 1.3 mg/mL (42.6 mg Cu/kg diet) | DMBA + | 20.64 ± 2.24 |
| DMBA - | 22.29 ± 3.99 | |
| 6. Copper 1.3 mg/mL (42.6 mg Cu/kg diet) and resveratrol 0.1 mg/mL (0.2 mg/kg bw) | DMBA + | 19.74 ± 3.20 |
| DMBA - | 22.07 ± 4.01 |
The date refer to serum evaluated at 20 weeks of the animals' age (decapitation time)
Abbreviations: DMBA - 7,12-dimethylbenz[a]anthracene; DMBA (+) corresponds to DMBA-treated groups; DMBA (-) corresponds to DMBA-untreated groups;