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. Author manuscript; available in PMC: 2018 Oct 8.
Published in final edited form as: Mutat Res. 2010 Mar 27;701(1):23–26. doi: 10.1016/j.mrgentox.2010.03.016

Fig. 1.

Fig. 1

Shows the relative expression level of topoisomerase IIα in promyelocytic leukaemic HL60 cells and two mitoxantrone-resistant expression variants (MX1 and MX2). Data was derived from Western blot analysis of cell extracts. Error bars represent standard errors of mean values from at least three experiments.