Identification of Six Flavonoids as Novel Cellular Antioxidants and Their Structure-Activity Relationship

Figure 2

Peroxyl radical-induced oxidation of DCFH to DCF in HepG2 cells and the inhibition of oxidation by compounds 2 (a), 5 (b), 8 (c), 10 (d), 13 (e), and 32 (f) over time, using the protocol having no PBS wash.

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