Research Article
Enhanced Oxidative Stress and Physiological Damage in Daphnia magna by Copper in the Presence of Nano-TiO2
Table 1
Accumulated copper in D. magna after 3 d of exposure to Cu2+ at different concentrations in the absence and presence of 2 mg L−1 nano-TiO2.
| | | Exposure groups with copper (μg L−1) | Exposure system | | Control | 10 | 20 | 30 | 40 | 50 | 70 | 100 |
| Cu | Accumulated copper (μg g−1) | 229.48 | 327.94 | 344.23 | 378.59 | 425.38 | 455.56 | 491.42 | 574.84 | ±35.02 | ±9.94 | ±8.49 | ±34.21 | ±13.95 | ±11.18 | ±9.44 | ±29.16 | Cu + nano-TiO2 | Accumulated copper (μg g−1) | 134.63 | 428.03 | 452.32 | 486.57 | 523.97 | 535.44 | 595.67 | 687.05 | ±14.74 | ±15.91 | ±3.53 | ±20.69 | ±19.86 | ±6.96 | ±21.86 | ±61.48 |
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Data are presented as the mean ± standard deviation ().
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