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. 2016 Feb 19;16:126. doi: 10.1186/s12885-016-2157-9

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© Saber et al. 2016

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. 4 — Effect of treatment of Caco-2 and HCT-116 cells for 48 h with subIC₅₀ concentrations of metformin, 5-ASA or the combination of both drugs on (a) TNF-α (b) TNF-R1 (c) TNF-R2 and (d) IL-1β gene expression levels and on (e) TNF-α and (f) IL-6 protein levels. All data are expressed as mean ± SD of 3 separate experiments. The statistical significance of the results was analyzed using one way ANOVA followed by Tukey-Kramer multiple comparison test. ^a Significantly different from control, ^b from metformin and ^c from 5-ASA (P <0.05)