Immortalized Mesenchymal Stem Cells: A Safe Cell Source for Cellular or Cell Membrane-Based Treatment of Glioma

Mesenchymal stem cells (MSCs) have emerged as putative therapeutic tools due to their intrinsic tumor tropism, and anti-tumor and immunoregulatory properties. The limited passage and self-differentiation abilities of MSCs in vitro hinder preclinical studies on them. In this study, we focused on the...

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Main Authors: Yuxuan Zhang, Jie Liu, Yunzhao Mo, Zetao Chen, Taoliang Chen, Yan Li, Yaofeng Zheng, Shaokang Deng, Xiangdong Xu, Huajian Chen, Haoqi He, Jiansheng Chen, Tao Jin, Xinlin Sun, Yiquan Ke, Jihui Wang
Format: Article
Language:English
Published: Wiley 2022-01-01
Series:Stem Cells International
Online Access:http://dx.doi.org/10.1155/2022/6430565
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author Yuxuan Zhang
Jie Liu
Yunzhao Mo
Zetao Chen
Taoliang Chen
Yan Li
Yaofeng Zheng
Shaokang Deng
Xiangdong Xu
Huajian Chen
Haoqi He
Jiansheng Chen
Tao Jin
Xinlin Sun
Yiquan Ke
Jihui Wang
author_facet Yuxuan Zhang
Jie Liu
Yunzhao Mo
Zetao Chen
Taoliang Chen
Yan Li
Yaofeng Zheng
Shaokang Deng
Xiangdong Xu
Huajian Chen
Haoqi He
Jiansheng Chen
Tao Jin
Xinlin Sun
Yiquan Ke
Jihui Wang
author_sort Yuxuan Zhang
collection DOAJ
description Mesenchymal stem cells (MSCs) have emerged as putative therapeutic tools due to their intrinsic tumor tropism, and anti-tumor and immunoregulatory properties. The limited passage and self-differentiation abilities of MSCs in vitro hinder preclinical studies on them. In this study, we focused on the safety of immortalized mesenchymal stem cells (im-MSCs) and, for the first time, studied the feasibility of im-MSCs as candidates for the treatment of glioma. The im-MSCs were constructed by lentiviral transfection of genes. The proliferative capacity of im-MSCs and the proliferative phenotype of MSCs and MSCs co-cultured with glioma cells (U87) were measured using CCK-8 or EdU assays. After long-term culture, karyotyping of im-MSCs was conducted. The tumorigenicity of engineered MSCs was evaluated using soft agar cloning assays. Next, the engineered cells were injected into the brain of female BALB/c nude mice. Finally, the cell membranes of im-MSCs were labeled with DiO or DiR to detect their ability to be taken up by glioma cells and target in situ gliomas using the IVIS system. Engineered cells retained the immunophenotype of MSC; im-MSCs maintained the ability to differentiate into mesenchymal lineages in vitro; and im-MSCs showed stronger proliferative capacity than unengineered MSCs but without colony formation in soft agar, no tumorigenicity in the brain, and normal chromosomes. MSCs or im-MSCs co-cultured with U87 cells showed enhanced proliferation ability, but did not show malignant characteristics in vitro. Immortalized cells continued to express homing molecules. The cell membranes of im-MSCs were taken up by glioma cells and targeted in situ gliomas in vivo, suggesting that im-MSCs and their plasma membranes can be used as natural drug carriers for targeting gliomas, and providing a safe, adequate, quality-controlled, and continuous source for the treatment of gliomas based on whole-cell or cell membrane carriers.
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spelling doaj-art-2df47761833c49e2864ba3ac08b35b682025-02-03T01:22:46ZengWileyStem Cells International1687-96782022-01-01202210.1155/2022/6430565Immortalized Mesenchymal Stem Cells: A Safe Cell Source for Cellular or Cell Membrane-Based Treatment of GliomaYuxuan Zhang0Jie Liu1Yunzhao Mo2Zetao Chen3Taoliang Chen4Yan Li5Yaofeng Zheng6Shaokang Deng7Xiangdong Xu8Huajian Chen9Haoqi He10Jiansheng Chen11Tao Jin12Xinlin Sun13Yiquan Ke14Jihui Wang15The National Key Clinical SpecialtyThe National Key Clinical SpecialtyThe National Key Clinical SpecialtyThe National Key Clinical SpecialtyThe National Key Clinical SpecialtyThe National Key Clinical SpecialtyThe National Key Clinical SpecialtyThe National Key Clinical SpecialtyThe National Key Clinical SpecialtyThe National Key Clinical SpecialtyThe National Key Clinical SpecialtyThe National Key Clinical SpecialtyThe National Key Clinical SpecialtyThe National Key Clinical SpecialtyThe National Key Clinical SpecialtyThe National Key Clinical SpecialtyMesenchymal stem cells (MSCs) have emerged as putative therapeutic tools due to their intrinsic tumor tropism, and anti-tumor and immunoregulatory properties. The limited passage and self-differentiation abilities of MSCs in vitro hinder preclinical studies on them. In this study, we focused on the safety of immortalized mesenchymal stem cells (im-MSCs) and, for the first time, studied the feasibility of im-MSCs as candidates for the treatment of glioma. The im-MSCs were constructed by lentiviral transfection of genes. The proliferative capacity of im-MSCs and the proliferative phenotype of MSCs and MSCs co-cultured with glioma cells (U87) were measured using CCK-8 or EdU assays. After long-term culture, karyotyping of im-MSCs was conducted. The tumorigenicity of engineered MSCs was evaluated using soft agar cloning assays. Next, the engineered cells were injected into the brain of female BALB/c nude mice. Finally, the cell membranes of im-MSCs were labeled with DiO or DiR to detect their ability to be taken up by glioma cells and target in situ gliomas using the IVIS system. Engineered cells retained the immunophenotype of MSC; im-MSCs maintained the ability to differentiate into mesenchymal lineages in vitro; and im-MSCs showed stronger proliferative capacity than unengineered MSCs but without colony formation in soft agar, no tumorigenicity in the brain, and normal chromosomes. MSCs or im-MSCs co-cultured with U87 cells showed enhanced proliferation ability, but did not show malignant characteristics in vitro. Immortalized cells continued to express homing molecules. The cell membranes of im-MSCs were taken up by glioma cells and targeted in situ gliomas in vivo, suggesting that im-MSCs and their plasma membranes can be used as natural drug carriers for targeting gliomas, and providing a safe, adequate, quality-controlled, and continuous source for the treatment of gliomas based on whole-cell or cell membrane carriers.http://dx.doi.org/10.1155/2022/6430565
spellingShingle Yuxuan Zhang
Jie Liu
Yunzhao Mo
Zetao Chen
Taoliang Chen
Yan Li
Yaofeng Zheng
Shaokang Deng
Xiangdong Xu
Huajian Chen
Haoqi He
Jiansheng Chen
Tao Jin
Xinlin Sun
Yiquan Ke
Jihui Wang
Immortalized Mesenchymal Stem Cells: A Safe Cell Source for Cellular or Cell Membrane-Based Treatment of Glioma
Stem Cells International
title Immortalized Mesenchymal Stem Cells: A Safe Cell Source for Cellular or Cell Membrane-Based Treatment of Glioma
title_full Immortalized Mesenchymal Stem Cells: A Safe Cell Source for Cellular or Cell Membrane-Based Treatment of Glioma
title_fullStr Immortalized Mesenchymal Stem Cells: A Safe Cell Source for Cellular or Cell Membrane-Based Treatment of Glioma
title_full_unstemmed Immortalized Mesenchymal Stem Cells: A Safe Cell Source for Cellular or Cell Membrane-Based Treatment of Glioma
title_short Immortalized Mesenchymal Stem Cells: A Safe Cell Source for Cellular or Cell Membrane-Based Treatment of Glioma
title_sort immortalized mesenchymal stem cells a safe cell source for cellular or cell membrane based treatment of glioma
url http://dx.doi.org/10.1155/2022/6430565
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