Enhanced cellular engraftment of adipose-derived mesenchymal stem cell spheroids by using nanosheets as scaffolds
Abstract The short survival time of transplanted adipose-derived mesenchymal stem cells (ASCs) is a problem for skin wound healing. Transplantation after the formation of cellular spheroids has been investigated as a promising method for prolonging cellular survival. However, there have been technic...
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2021
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oai:doaj.org-article:9fef994d41934c7bac14eee927a6c7f22021-12-02T18:30:51ZEnhanced cellular engraftment of adipose-derived mesenchymal stem cell spheroids by using nanosheets as scaffolds10.1038/s41598-021-93642-62045-2322https://doaj.org/article/9fef994d41934c7bac14eee927a6c7f22021-07-01T00:00:00Zhttps://doi.org/10.1038/s41598-021-93642-6https://doaj.org/toc/2045-2322Abstract The short survival time of transplanted adipose-derived mesenchymal stem cells (ASCs) is a problem for skin wound healing. Transplantation after the formation of cellular spheroids has been investigated as a promising method for prolonging cellular survival. However, there have been technical restrictions for transplantation of spheroids in clinical practice. Here, we show an effective method for transplantation of ASC spheroids onto skin wounds in order to efficiently cure refractory ulcers. To assist anchoring of spheroids onto skin wounds, we used a 120-nm-thick free-standing film (nanosheet) that has a highly adhesive property. Bioluminescence imaging showed that ASC spheroids carried by the nanosheet survived for 14 days, which is about two-times longer than that previously reported. Wounds treated with a nanosheet carrying ASC spheroids were 4-times smaller than untreated wounds on day 14. This method for transplantation of spheroids could be applied to cell therapy for various refractory skin wounds.Hisato NaganoYoshitaka SuematsuMegumi TakumaShimpo AokiAyano SatohEiji TakayamaManabu KinoshitaYuji MorimotoShinji TakeokaToshinori FujieTomoharu KiyosawaNature PortfolioarticleMedicineRScienceQENScientific Reports, Vol 11, Iss 1, Pp 1-12 (2021) |
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Medicine R Science Q Hisato Nagano Yoshitaka Suematsu Megumi Takuma Shimpo Aoki Ayano Satoh Eiji Takayama Manabu Kinoshita Yuji Morimoto Shinji Takeoka Toshinori Fujie Tomoharu Kiyosawa Enhanced cellular engraftment of adipose-derived mesenchymal stem cell spheroids by using nanosheets as scaffolds |
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Abstract The short survival time of transplanted adipose-derived mesenchymal stem cells (ASCs) is a problem for skin wound healing. Transplantation after the formation of cellular spheroids has been investigated as a promising method for prolonging cellular survival. However, there have been technical restrictions for transplantation of spheroids in clinical practice. Here, we show an effective method for transplantation of ASC spheroids onto skin wounds in order to efficiently cure refractory ulcers. To assist anchoring of spheroids onto skin wounds, we used a 120-nm-thick free-standing film (nanosheet) that has a highly adhesive property. Bioluminescence imaging showed that ASC spheroids carried by the nanosheet survived for 14 days, which is about two-times longer than that previously reported. Wounds treated with a nanosheet carrying ASC spheroids were 4-times smaller than untreated wounds on day 14. This method for transplantation of spheroids could be applied to cell therapy for various refractory skin wounds. |
format |
article |
author |
Hisato Nagano Yoshitaka Suematsu Megumi Takuma Shimpo Aoki Ayano Satoh Eiji Takayama Manabu Kinoshita Yuji Morimoto Shinji Takeoka Toshinori Fujie Tomoharu Kiyosawa |
author_facet |
Hisato Nagano Yoshitaka Suematsu Megumi Takuma Shimpo Aoki Ayano Satoh Eiji Takayama Manabu Kinoshita Yuji Morimoto Shinji Takeoka Toshinori Fujie Tomoharu Kiyosawa |
author_sort |
Hisato Nagano |
title |
Enhanced cellular engraftment of adipose-derived mesenchymal stem cell spheroids by using nanosheets as scaffolds |
title_short |
Enhanced cellular engraftment of adipose-derived mesenchymal stem cell spheroids by using nanosheets as scaffolds |
title_full |
Enhanced cellular engraftment of adipose-derived mesenchymal stem cell spheroids by using nanosheets as scaffolds |
title_fullStr |
Enhanced cellular engraftment of adipose-derived mesenchymal stem cell spheroids by using nanosheets as scaffolds |
title_full_unstemmed |
Enhanced cellular engraftment of adipose-derived mesenchymal stem cell spheroids by using nanosheets as scaffolds |
title_sort |
enhanced cellular engraftment of adipose-derived mesenchymal stem cell spheroids by using nanosheets as scaffolds |
publisher |
Nature Portfolio |
publishDate |
2021 |
url |
https://doaj.org/article/9fef994d41934c7bac14eee927a6c7f2 |
work_keys_str_mv |
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