Table 2 Revertant colonies of Salmonella typhimurium TA100 with metal ions
From: Selective enhancing effect of metal ions on mutagenicity
With or without S9 mix | Concentration of tested metal solution (M) | Number of His + revertants/plate | ||||
|---|---|---|---|---|---|---|
Ca(II) | Mg(II) | Mn(II) | Cu(II) | Zn(II) | ||
−S9 mix | 0 | 94 ± 10 |  |  |  |  |
|  | 0.031 | 100 ± 28 | 93 ± 13 | 90 ± 9 | 84 ± 8 | 89 ± 14 |
|  | 0.063 | 79 ± 11 | 96 ± 9 | 92 ± 8 | 80 ± 11 | 95 ± 21 |
|  | 0.125 | 76 ± 5 | 110 ± 11 | 100 ± 3 | 80 ± 17 | 89 ± 7 |
|  | 0.25 | 72 ± 4 | 87 ± 7 | 69 ± 6 | 91 ± 12 | 99 ± 13 |
+S9 mix | 0 | 109 ± 8 |  |  |  |  |
|  | 0.031 | 107 ± 10 | 112 ± 17 | 125 ± 21 | 76 ± 13 | 104 ± 12 |
|  | 0.063 | 124 ± 11 | 110 ± 12 | 121 ± 9 | 70 ± 7 | 95 ± 10 |
|  | 0.125 | 114 ± 9 | 110 ± 8 | 103 ± 19 | 66 ± 3 | 109 ± 11 |
|  | 0.25 | 111 ± 22 | 115 ± 20 | 114 ± 8 | 87 ± 4 | 117 ± 22 |