Table 6.
Activity of catalase (CAT) and superoxide dismutase (SOD) in the epithelial tissue of Swiss albino mice according to the treatment with AE of green coffee bean press cake and chlorogenic acid related to controls groups.
| Day/treatment | GC | CGA | PC | NC |
|---|---|---|---|---|
| CAT (mmol·min−1/mg protein) | ||||
| Day 0∗ | 164.1 ± 12.6 | 164.1 ± 12.6 | 164.1 ± 12.6 | 164.1 ± 12.6 |
| Day 3 | 597.5 ± 12.4 b | 360.6 ± 12.6 c | 909.35 ± 5.8 a | 174.7 ± 2.1 d |
| Day 7 | 260.7 ± 11.9 d | 399.5 ± 19.4 c | 846.6 ± 20.1 a | 683.7 ± 4.1 b |
| Day 15 | 1005.0 ± 16.5 a | 506.6 ± 10.7 b | 408.7 ± 1.8 c | 300.0 ± 12.8 d |
|
| ||||
| SOD (U/mg protein) | ||||
| Day 0∗ | 0.45 ± 0.02 | 0.45 ± 0.02 | 0.45 ± 0.02 | 0.45 ± 0.02 |
| Day 3 | 1.05 ± 0.08 b | 1.07 ± 0.04 b | 0.25 ± 0.01 c | 2.33 ± 0.02 a |
| Day 7 | 0.52 ± 0.02 a | 0.29 ± 0.03 b | 0.26 ± 0.02 b | 0.20 ± 0.03 c |
| Day 15 | 0.12 ± 0.01 b | 0.17 ± 0.03 b | 0.21 ± 0.02 a | 0.25 ± 0.05 a |
Data are presented as means ± sd. Different letters in the line denote significant differences (Tukey test, p < 0.05). ∗Day 0 = enzymatic activity on the undamaged tissue. GC = green coffee, CGA = chlorogenic acid, PC = positive control, and CN = negative control.