Research Article

Antioxidant and Anti-Inflammatory Effects of Selected Natural Compounds Contained in a Dietary Supplement on Two Human Immortalized Keratinocyte Lines

Figure 4

Effect of the combined treatment with all the seven supplement’s components on ROS production in keratinocytes exposed or not to H2O2. Cells were treated simultaneously for 24 h with all the components and then exposed to H2O2 (100 μM, 30 min) or vehicle alone. Each component was used at the highest concentration reported in Section 2. Data are the means ± SE of a number of determinations ranging from 3 to 8. Significance was evaluated by the two-tailed unpaired -test.
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