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. 2016 Apr 30;7:68. doi: 10.1186/s13287-016-0324-1

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© Liu 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. 3 — The newly regenerated cells formed a niche-like structure on day 4 during the repair process of I/R injury. a Kidney tissues stained with H&E for histological examination by magnification × 200; b Ki67-positive cells in medulla and papilla by immunohistochemistry (magnification × 400); c Ki67-positive cells in medulla and papilla by immunofluorescence (magnification × 400). I/R ischemia/reperfusion, H&E hematoxylin and eosin