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. 2023 Sep 22;23:100810. doi: 10.1016/j.mtbio.2023.100810

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© 2023 The Authors. Published by Elsevier Ltd.

This is an open access article under the CC BY license (http://creativecommons.org/licenses/by/4.0/).

PMC Copyright notice

Fig. 6 — Pro-cell proliferation mechanism of hydrogels loaded with EVs. (A) Photographs of wound closure after intervention with the ADSC-exo-loaded β-ChNF hydrogel. (B) Wound closure rates of the indicated treatment groups. (C) Expression of Actn2 and Aldoa protein in rat skin. Reproduced with permission from Ref. [156], Copyright © 2022 VIA Medicine Journals. (D) Schematic diagram of the hUMSC-EM hydrogel for skin wound healing. (E) hUMSC-derived EMs promoted the proliferation of hDF-a. Reproduced with permission from Ref. [115], Copyright © 2022 Frontiers.