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. 2015 Oct 20;16:127. doi: 10.1186/s12931-015-0284-5

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© Reimann et al. 2015

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. 5 — S100A4 protein expression in intrapulmonary vessels of donor and COPD lungs. Representative images of intrapulmonary arteries from a control lungs, b COPD patients. Bars represent 100 μm and 500 μm. c semi-quantitative analysis of S100A4 protein expression in intrapulmonary arteries. Δ Intensity- color intensity of S100A4 protein after immunohistochemical staining