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. 2023 Feb 10;10:203–215. doi: 10.2147/JHC.S394074

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© 2023 Tang et al.

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Effect of ozone on ROS levels in HCC cells. Intracellular ROS levels were determined by staining cells with DCFH-DA (10 μM) and assessed by flow cytometry. The charts display the relative fluorescent intensities of different cell populations. *P<0.05, **** P<0.0001, n=3.