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. 2016 Sep 22;12(5):3825–3835. doi: 10.3892/ol.2016.5169

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Copyright: © Liu 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. — The difference in PARP-1 IRS between gastric cancer tissue samples and tumor-adjacent tissue samples. (A) The distribution of staining by IRS; the red line denotes the median value; the P-value was obtained using a Mann-Whitney U test. (B) Each line represents the IRS for an individual gastric cancer case with tumor-adjacent tissue samples and cancer tissue samples; P-values were obtained from a Wilcoxon rank-sum test. PARP-1, poly (adenosine diphosphate-ribose) polymerase 1; IRS, immunoreactivity score.