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Effect of ROS scavenger N-acetyl-L-cysteine (NAC) treatment on DNA fragmentation in SUM 102PT cells. +, −, Cells were pretreated with NAC (4 mM) for 2 h before treatment with NAC (4 mM) and/or DATS (80 µM) for 24 h. Columns, mean; bars, SD of three independent experiments. *, p < 0.05, significantly different by 1-way ANOVA followed by Tuckey’s multiple comparisons test.
