Research Article

Enhanced Oxidative Stress and Physiological Damage in Daphnia magna by Copper in the Presence of Nano-TiO2

Figure 3

Inhibition of Na+/K+-ATPase activity 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. Mean ± standard deviation ( 𝑛 = 2 ).
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