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. 2015 Oct 15;9:19. doi: 10.1186/s13036-015-0015-y

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© Ammann 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. 3 — Scrape wound assay. a Layout of cottonwood stick with height and diameter dimensions. b Side view photo of cottonwood stick tip. c Top view of cottonwood stick tip. d Image of stained cells 0 h after scratch. e Sequence of steps to perform scrape wound assay (Steps 1–4)