Exosome-loaded extracellular matrix-mimic hydrogel with anti-inflammatory property Facilitates/promotes growth plate injury repair

Growth plate cartilage has limited self-repair ability, leading to poor bone bridge formation post-injury and ultimately limb growth defects in children. The current corrective surgeries are highly invasive, and outcomes can be unpredictable. Following growth plate injury, the direct loss of extrace...

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Autores principales: Pengfei Guan, Can Liu, Denghui Xie, Shichao Mao, Yuelun Ji, Yongchang Lin, Zheng Chen, Qiyou Wang, Lei Fan, Yongjian Sun
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Lenguaje:EN
Publicado: KeAi Communications Co., Ltd. 2022
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Acceso en línea:https://doaj.org/article/08cc9f3a9740408db5b90e8b1ee37faa
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spelling oai:doaj.org-article:08cc9f3a9740408db5b90e8b1ee37faa2021-11-26T04:37:09ZExosome-loaded extracellular matrix-mimic hydrogel with anti-inflammatory property Facilitates/promotes growth plate injury repair2452-199X10.1016/j.bioactmat.2021.09.010https://doaj.org/article/08cc9f3a9740408db5b90e8b1ee37faa2022-04-01T00:00:00Zhttp://www.sciencedirect.com/science/article/pii/S2452199X21004205https://doaj.org/toc/2452-199XGrowth plate cartilage has limited self-repair ability, leading to poor bone bridge formation post-injury and ultimately limb growth defects in children. The current corrective surgeries are highly invasive, and outcomes can be unpredictable. Following growth plate injury, the direct loss of extracellular matrix (ECM) coupled with further ECM depletion due to the inhibitory effects of inflammation on the cartilage matrix protein greatly hinder chondrocyte regeneration. We designed an exosome (Exo) derived from bone marrow mesenchymal stem cells (BMSCs) loaded ECM-mimic hydrogel to promote cartilage repair by directly supplementing ECM and anti-inflammatory properties. Aldehyde-functionalized chondroitin sulfate (OCS) was introduced into gelatin methacryloyl (GM) to form GMOCS hydrogel. Our results uncovered that GMOCS hydrogel could significantly promote the synthesis of ECM due to the doping of OCS. In addition, the GMOCS-Exos hydrogel could further promote the anabolism of chondrocytes by inhibiting inflammation and ultimately promote growth plate injury repair through ECM remodeling.Pengfei GuanCan LiuDenghui XieShichao MaoYuelun JiYongchang LinZheng ChenQiyou WangLei FanYongjian SunKeAi Communications Co., Ltd.articleExtracellular matrix-mimic hydrogelExosomesImmunomodulatoryExtracellular matrix depositionGrowth plate injury repairMaterials of engineering and construction. Mechanics of materialsTA401-492Biology (General)QH301-705.5ENBioactive Materials, Vol 10, Iss , Pp 145-158 (2022)
institution DOAJ
collection DOAJ
language EN
topic Extracellular matrix-mimic hydrogel
Exosomes
Immunomodulatory
Extracellular matrix deposition
Growth plate injury repair
Materials of engineering and construction. Mechanics of materials
TA401-492
Biology (General)
QH301-705.5
spellingShingle Extracellular matrix-mimic hydrogel
Exosomes
Immunomodulatory
Extracellular matrix deposition
Growth plate injury repair
Materials of engineering and construction. Mechanics of materials
TA401-492
Biology (General)
QH301-705.5
Pengfei Guan
Can Liu
Denghui Xie
Shichao Mao
Yuelun Ji
Yongchang Lin
Zheng Chen
Qiyou Wang
Lei Fan
Yongjian Sun
Exosome-loaded extracellular matrix-mimic hydrogel with anti-inflammatory property Facilitates/promotes growth plate injury repair
description Growth plate cartilage has limited self-repair ability, leading to poor bone bridge formation post-injury and ultimately limb growth defects in children. The current corrective surgeries are highly invasive, and outcomes can be unpredictable. Following growth plate injury, the direct loss of extracellular matrix (ECM) coupled with further ECM depletion due to the inhibitory effects of inflammation on the cartilage matrix protein greatly hinder chondrocyte regeneration. We designed an exosome (Exo) derived from bone marrow mesenchymal stem cells (BMSCs) loaded ECM-mimic hydrogel to promote cartilage repair by directly supplementing ECM and anti-inflammatory properties. Aldehyde-functionalized chondroitin sulfate (OCS) was introduced into gelatin methacryloyl (GM) to form GMOCS hydrogel. Our results uncovered that GMOCS hydrogel could significantly promote the synthesis of ECM due to the doping of OCS. In addition, the GMOCS-Exos hydrogel could further promote the anabolism of chondrocytes by inhibiting inflammation and ultimately promote growth plate injury repair through ECM remodeling.
format article
author Pengfei Guan
Can Liu
Denghui Xie
Shichao Mao
Yuelun Ji
Yongchang Lin
Zheng Chen
Qiyou Wang
Lei Fan
Yongjian Sun
author_facet Pengfei Guan
Can Liu
Denghui Xie
Shichao Mao
Yuelun Ji
Yongchang Lin
Zheng Chen
Qiyou Wang
Lei Fan
Yongjian Sun
author_sort Pengfei Guan
title Exosome-loaded extracellular matrix-mimic hydrogel with anti-inflammatory property Facilitates/promotes growth plate injury repair
title_short Exosome-loaded extracellular matrix-mimic hydrogel with anti-inflammatory property Facilitates/promotes growth plate injury repair
title_full Exosome-loaded extracellular matrix-mimic hydrogel with anti-inflammatory property Facilitates/promotes growth plate injury repair
title_fullStr Exosome-loaded extracellular matrix-mimic hydrogel with anti-inflammatory property Facilitates/promotes growth plate injury repair
title_full_unstemmed Exosome-loaded extracellular matrix-mimic hydrogel with anti-inflammatory property Facilitates/promotes growth plate injury repair
title_sort exosome-loaded extracellular matrix-mimic hydrogel with anti-inflammatory property facilitates/promotes growth plate injury repair
publisher KeAi Communications Co., Ltd.
publishDate 2022
url https://doaj.org/article/08cc9f3a9740408db5b90e8b1ee37faa
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