Table 1.
Generation 1 | Generation 3 | Generation 5 | |||||||
---|---|---|---|---|---|---|---|---|---|
cadmium | copper | lead | cadmium | copper | lead | cadmium | copper | lead | |
Spots observed (n) | 162 | 131 | 193 | 210 | 154 | 187 | 44 | 163 | 216 |
Up-regulated | 27.16 | 22.14 | 29.53 | 24.76 | 43.51 | 34.22 | 61.36 | 31.29 | 32.41 |
Unchanged | 44.44 | 48.85 | 48.19 | 48.10 | 37.66 | 34.22 | 20.45 | 54.60 | 48.15 |
Down-regulated | 28.40 | 29.01 | 22.28 | 27.14 | 18.83 | 31.55 | 18.18 | 14.11 | 19.44 |