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. 2011 Aug 24;13(2):83–90.

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Fig 6 — Images of single cell gel electrophoresis (comet assay) of U87MG cells of 350 µm spheroids after pretreatment for 67 hours (one volume doubling time) with 250 µM 2ME2 and treatment for the next volume doubling time with 2ME2, IUdR and ⁶⁰Co gamma radiation. Samples as follows: A. control, samples B to F were pretreated with 250µM 2ME2 and then treated as follows: B. vehicle, C. 2ME2, D. 2ME2 + IUdR, E. 2ME2 + ⁶⁰Co, F. 2ME2 + IUdR + ⁶⁰Co.