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. 2019 Aug 13;7:19. doi: 10.1186/s41038-019-0157-0

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© The Author(s) 2019

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. 9 — Ki-67 expression in wound tissue of rats at different time points post-operation after treatment with Vaseline gauze or Pelnac as overlay. (Top) Ki-67 immunohistochemistry was performed on days 7, 14, 21, and 35 (7D, 14D, 21D, and 35D, respectively) (× 400). Scale bars, 125 μm. (Bottom) quantitative analysis of Ki67-positive cells. Data are presented as mean ± standard devistion. Error bars indicate standard deviation. Statistical analysis was performed by repeated-measures ANOVA. *p < 0.05, **p < 0.01