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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KeAi Communications Co., Ltd.
2022
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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) |
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DOAJ |
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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 |
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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 |
work_keys_str_mv |
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