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. Author manuscript; available in PMC: 2009 Sep 1.
Published in final edited form as: Biochem Pharmacol. 2008 Jul 2;76(5):589–596. doi: 10.1016/j.bcp.2008.06.012

Figure 3.

Figure 3

Detection of intracellular superoxide using dihydroethidium and HPLC in WM35pKB cells following 20-hour treatment with 10 µM honokiol or cell-permeable PEG-SOD (25 U/mL). Insert shows typical HPLC tracing of WM35pKB cells incubated with 10 µM DHE.