Table 3.
Altered mineral content in cancerous tissues (DMBA+) vs mineral content in normal tissues (DMBA-) (μg/g wet weight)
| diets | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| elements | DMBA | Standard | Zn | Zn + resveratrol | Zn + genistein | ||||
| Mean ± SD (n) | RSD% | Mean ± SD (n) | RSD% | Mean ± SD (n) | RSD% | Mean ± SD (n) | RSD% | ||
| Zn (μg/g) | - | 17.6 ± 1.7 (5) | 9.6 | 18.2 ± 1,3 (6) | 7.1 | 18.5 ± 1.3 (6) | 7.3 | 17.2 ± 2.3 (6) | 13 |
| + | 17.6 ± 0.9 (7) | 5.1 | 17.3 ± 1.3 (8) | 7.5 | 19.2 ± 1.2 (8) | 6.1 | 17.0 ± 1.1 (10) | 6.6 | |
| Cu (μg/g) | - | 2.57 ± 0,79 (5) | 30 | 1.36 ± 0.22 (6)** | 15 | 1.47 ± 0.19 (6)** | 12 | 1.74 ± 0.45 (6) | 26 |
| + | 2.92 ± 0.85 (7) | 29 | 2.63 ± 0.52 (8) * | 19 | 3.45 ± 0.82 (8) * | 23 | 2.87 ± 0.79 (8) * | 27 | |
| Fe (μg/g) | - | 17.7 ± 3.1 (5) | 17 | 18.6 ± 2.2 (6) | 12 | 17.1 ± 2.4 (6) | 13 | 16.3 ± 2.1 (5) | 12 |
| + | 50.7 ± 22.6 (7) * | 44 | 28.9 ± 6.3 (8) * | 21 | 51.4 ± 19 (8) * | 36 | 33.4 ± 9.6 (10) * | 28 | |
| Mg (μg/g) | - | 224.4 ± 33.8 (5) | 15 | 263.5 ± 7.66 (6) | 2.9 | 228 ± 14.7 (6) | 6.4 | 236.8 ± 18.7 (6) | 7.8 |
| + | 153.6 ± 10,5 (7) * | 6.8 | 166.5 ± 11.3 (8) * | 6.7 | 146.4 ± 12.1 (8) * | 8 | 160.8 ± 9.3 (10) * | 5.8 | |
*differences (p ≤ 0.05) between concentrations of metals in DMBA (+) and DMBA (-) groups of each type of diet
**differences (p ≤ 0.05) between concentrations of metals in each type of diet (DMBA-) relative to standard diet (DMBA-)
SD - standard deviation; RSD - relative standard deviation (%); n- number of samples