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. 2017 Aug 28;14(5):5135–5144. doi: 10.3892/ol.2017.6849

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Copyright: © Tang et al.

This is an open access article distributed under the terms of the Creative Commons Attribution-NonCommercial-NoDerivs License, which permits use and distribution in any medium, provided the original work is properly cited, the use is non-commercial and no modifications or adaptations are made.

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Figure 2. — Flow cytometric analysis with Annexin V-FITC/PI staining detecting apoptosis of U251 cells in the control, TMZ, PDTC and TMZ + PDTC groups. (A) Control, (B) 200 µmol/l TMZ, (C) 20 µmol/l PDTC, (D) TMZ + 20 µmol/l PDTC, (E) 50 µmol/l PDTC, (F) TMZ + 50 µmol/l PDTC, (G) 80 µmol/l PDTC, (H) TMZ + 80 µmol/l PDTC, (I) 100 µmol/l PDTC and (J) TMZ + 100 µmol/l PDTC. FITC, fluorescein isothiocyanate; PI, propidium iodide; TMZ, temozolomide; PDTC, pyrrolidine dithiocarbamate.