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. 2019 Apr 14;24:101194. doi: 10.1016/j.redox.2019.101194

Fig. 1.

Fig. 1

Experimental Design. Mouse embryonic fibroblasts (MEF) cells were cultured at 5% (physiological), 21% (atmospheric), or 40% (hyperoxic) oxygen for 2 weeks prior to either being pre-treated with a signaling dose of 1.0 μM hydrogen peroxide (H2O2), or used as controls.