Skip to main content

Table 3 Altered mineral content in cancerous tissues (DMBA+) vs mineral content in normal tissues (DMBA-) (μg/g wet weight)

From: The effect of dietary zinc - and polyphenols intake on DMBA-induced mammary tumorigenesis in rats

     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
  1. *differences (p ≤ 0.05) between concentrations of metals in DMBA (+) and DMBA (-) groups of each type of diet
  2. **differences (p ≤ 0.05) between concentrations of metals in each type of diet (DMBA-) relative to standard diet (DMBA-)
  3. SD - standard deviation; RSD - relative standard deviation (%); n- number of samples