Research Article

Diverse Effects of Glutathione and UPF Peptides on Antioxidant Defense System in Human Erythroleukemia Cells K562

Figure 3

Modulation of CuZnSOD activity by UPF1 and UPF17 (10 μM) in K562 cells. The CuZnSOD activity of Co is 100%. * ; ** , 10 μM UPF1 or UPF17 versus Co; –8.
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