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. 2018 Jul 27;38:50. doi: 10.1186/s40880-018-0319-7

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© The Author(s) 2018

Open AccessThis article is distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated.

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Fig. 12 — Effect of gefitinib combined with phenformin on apoptosis. a–c Fluorescence micrographs to assess FITC and propidium iodide staining of MB49, T24, and UMUC3 cell lines treated with the indicated drugs. Control cells received no drugs. d–f Representative flow cytometry scatter plots showing propidium iodide (y axis) and Annexin V-FITC (x axis) staining. Quantitation of flow cytometry experiments. Results are the mean ± SD of three independent experiments. *P < 0.05, ^#P < 0.01 vs. control