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. Author manuscript; available in PMC: 2014 Jun 1.
Published in final edited form as: Lung Cancer. 2013 Mar 6;80(3):263–269. doi: 10.1016/j.lungcan.2013.01.022

Fig. 4.

Fig. 4

A. Representative western blot of K-ras 4A protein from H441 cells treated with 5 mM Tiron (C = control, T = Tiron). B. Average superoxide values for these cells (units defined in Fig. 2), *p = 0.0291. C. Levels of K-ras 4A protein normalized to the mean of controls for each blot, **p = 0.0476, two-tailed one sample t-test.