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. 2022 Apr 26;18(6):2059–2073. doi: 10.1007/s12015-022-10378-0

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© The Author(s) 2022

Open AccessThis article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons licence, and indicate if changes were made. The images or other third party material in this article are included in the article's Creative Commons licence, unless indicated otherwise in a credit line to the material. If material is not included in the article's Creative Commons licence and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. To view a copy of this licence, visit http://creativecommons.org/licenses/by/4.0/.

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Fig. 6 — Effect of ADMSC-Exos on wound healing after application of WNT2b/β-catenin pathway inhibitor. A, B Digital photographs of wound area of the control group, ADMSC-Exos group and ADMSC-Exos + X group at 0, 3, 7, 14 days after operation. Histograms showed the relative wound closure rates analyzed by Image-Pro Plus 6.0 software. C Representative H&E and Masson trichromatic staining images of wound tissue sections of the control group, ADMSC-Exos group or ADMSC-Exos + X group on day 14 after operation, scale bar = 1.5 mm, 350 μm. The data was shown as mean ± SD (*p < 0.05, **p < 0.01, ***p < 0.001; n = 3)