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. 2018 Jan 5;8:1910. doi: 10.3389/fimmu.2017.01910

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Copyright © 2018 Chen, You, Hu, Gao, Meng, Liu, Wu and Xu.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) or licensor are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Procyanidin treatment prevented dextran sulfate sodium (DSS)-induced colon damage and macrophage infiltration in mice. (A) Serial sections of colon tissues were stained with H&E. (B) Histopathological scores of each group were determined. (C) Sections of colonic tissue were immunostained with antibody for F4/80-FITC (green) and DAPI (blue) and were observed using a confocal laser-scanning microscope. Magnification: 200×. (D) Fluorescence intensity of each group was determined. ^##P < 0.01 vs. normal, **P < 0.01 vs. DSS-treated group.