3D spheroids of human placenta-derived mesenchymal stem cells attenuate spinal cord injury in mice

Abstract Mesenchymal stem cell (MSC) is an absorbing candidate for cell therapy in treating spinal cord injury (SCI) due to its great potential for multiple cell differentiation, mighty paracrine secretion as well as vigorous immunomodulatory effect, of which are beneficial to the improvement of fun...

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Autores principales: Junhao Deng, Miao Li, Fanqi Meng, Zhongyang Liu, Song Wang, Yuan Zhang, Ming Li, Zhirui Li, Licheng Zhang, Peifu Tang
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Publicado: Nature Publishing Group 2021
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spelling oai:doaj.org-article:6481c7cb30f348e8a751659d7d144b742021-11-28T12:04:34Z3D spheroids of human placenta-derived mesenchymal stem cells attenuate spinal cord injury in mice10.1038/s41419-021-04398-w2041-4889https://doaj.org/article/6481c7cb30f348e8a751659d7d144b742021-11-01T00:00:00Zhttps://doi.org/10.1038/s41419-021-04398-whttps://doaj.org/toc/2041-4889Abstract Mesenchymal stem cell (MSC) is an absorbing candidate for cell therapy in treating spinal cord injury (SCI) due to its great potential for multiple cell differentiation, mighty paracrine secretion as well as vigorous immunomodulatory effect, of which are beneficial to the improvement of functional recovery post SCI. However, the therapeutic effects of MSC on SCI have been limited because of the gradual loss of MSC stemness in the process of expanding culture. Therefore, in this study, we aimed to maintain those beneficial properties of MSC via three-dimensional spheroid cell culture and then compared them with conventionally-cultured MSCs in the treatment of SCI both in vitro and in vivo with the aid of two-photon microscope. We found that 3D human placenta-derived MSCs (3D-HPMSCs) demonstrated a significant increase in secretion of anti-inflammatory factors and trophic factors like VEGF, PDGF, FGF via QPCR and Bio-Plex assays, and showed great potentials on angiogenesis and neurite morphogenesis when co-cultured with HUVECs or DRGs in vitro. After transplantation into the injured spinal cord, 3D-HPMSCs managed to survive for the entire experiment and retained their advantageous properties in secretion, and exhibited remarkable effects on neuroprotection by minimizing the lesion cavity, inhibiting the inflammation and astrogliosis, and promoting angiogenesis. Further investigation of axonal dieback via two-photon microscope indicated that 3D-HPMSCs could effectively alleviate axonal dieback post injury. Further, mice only treated with 3D-HPMSCs obtained substantial improvement of functional recovery on electrophysiology, BMS score, and Catwalk analysis. RNA sequencing suggested that the 3D-HPMSCs structure organization-related gene was significantly changed, which was likely to potentiate the angiogenesis and inflammation regulation after SCI. These results suggest that 3D-HPMSCs may hold great potential for the treatment of SCI.Junhao DengMiao LiFanqi MengZhongyang LiuSong WangYuan ZhangMing LiZhirui LiLicheng ZhangPeifu TangNature Publishing GrouparticleCytologyQH573-671ENCell Death and Disease, Vol 12, Iss 12, Pp 1-15 (2021)
institution DOAJ
collection DOAJ
language EN
topic Cytology
QH573-671
spellingShingle Cytology
QH573-671
Junhao Deng
Miao Li
Fanqi Meng
Zhongyang Liu
Song Wang
Yuan Zhang
Ming Li
Zhirui Li
Licheng Zhang
Peifu Tang
3D spheroids of human placenta-derived mesenchymal stem cells attenuate spinal cord injury in mice
description Abstract Mesenchymal stem cell (MSC) is an absorbing candidate for cell therapy in treating spinal cord injury (SCI) due to its great potential for multiple cell differentiation, mighty paracrine secretion as well as vigorous immunomodulatory effect, of which are beneficial to the improvement of functional recovery post SCI. However, the therapeutic effects of MSC on SCI have been limited because of the gradual loss of MSC stemness in the process of expanding culture. Therefore, in this study, we aimed to maintain those beneficial properties of MSC via three-dimensional spheroid cell culture and then compared them with conventionally-cultured MSCs in the treatment of SCI both in vitro and in vivo with the aid of two-photon microscope. We found that 3D human placenta-derived MSCs (3D-HPMSCs) demonstrated a significant increase in secretion of anti-inflammatory factors and trophic factors like VEGF, PDGF, FGF via QPCR and Bio-Plex assays, and showed great potentials on angiogenesis and neurite morphogenesis when co-cultured with HUVECs or DRGs in vitro. After transplantation into the injured spinal cord, 3D-HPMSCs managed to survive for the entire experiment and retained their advantageous properties in secretion, and exhibited remarkable effects on neuroprotection by minimizing the lesion cavity, inhibiting the inflammation and astrogliosis, and promoting angiogenesis. Further investigation of axonal dieback via two-photon microscope indicated that 3D-HPMSCs could effectively alleviate axonal dieback post injury. Further, mice only treated with 3D-HPMSCs obtained substantial improvement of functional recovery on electrophysiology, BMS score, and Catwalk analysis. RNA sequencing suggested that the 3D-HPMSCs structure organization-related gene was significantly changed, which was likely to potentiate the angiogenesis and inflammation regulation after SCI. These results suggest that 3D-HPMSCs may hold great potential for the treatment of SCI.
format article
author Junhao Deng
Miao Li
Fanqi Meng
Zhongyang Liu
Song Wang
Yuan Zhang
Ming Li
Zhirui Li
Licheng Zhang
Peifu Tang
author_facet Junhao Deng
Miao Li
Fanqi Meng
Zhongyang Liu
Song Wang
Yuan Zhang
Ming Li
Zhirui Li
Licheng Zhang
Peifu Tang
author_sort Junhao Deng
title 3D spheroids of human placenta-derived mesenchymal stem cells attenuate spinal cord injury in mice
title_short 3D spheroids of human placenta-derived mesenchymal stem cells attenuate spinal cord injury in mice
title_full 3D spheroids of human placenta-derived mesenchymal stem cells attenuate spinal cord injury in mice
title_fullStr 3D spheroids of human placenta-derived mesenchymal stem cells attenuate spinal cord injury in mice
title_full_unstemmed 3D spheroids of human placenta-derived mesenchymal stem cells attenuate spinal cord injury in mice
title_sort 3d spheroids of human placenta-derived mesenchymal stem cells attenuate spinal cord injury in mice
publisher Nature Publishing Group
publishDate 2021
url https://doaj.org/article/6481c7cb30f348e8a751659d7d144b74
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