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(A) PE of parental RKO36 cells and chromosomally unstable clones. (B) PE of parental RKO36 cells and clones expanded from nonirradiated (D-1, D-2, and D-3) and radiation-induced GFP+/− (D-4 to ∼D-15) colonies. These data have been normalized to 100% for control. Error bars, standard deviations based on five determinations.
