Density-Dependent Differentiation of Tonsil-Derived Mesenchymal Stem Cells into Parathyroid-Hormone-Releasing Cells

Mesenchymal stem cells (MSCs) can differentiate into endoderm lineages, especially parathyroid-hormone (PTH)-releasing cells. We have previously reported that tonsil-derived MSC (T-MSC) can differentiate into PTH-releasing cells (T-MSC-PTHCs), which restored the parathyroid functions in parathyroide...

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Main Authors: Ji Yeon Kim, Saeyoung Park, Se-Young Oh, Yu Hwa Nam, Young Min Choi, Yeonzi Choi, Ha Yeong Kim, Soo Yeon Jung, Han Su Kim, Inho Jo, Sung-Chul Jung
Format: Article
Language:English
Published: MDPI AG 2022-01-01
Series:International Journal of Molecular Sciences
Subjects:
Online Access:https://www.mdpi.com/1422-0067/23/2/715
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author Ji Yeon Kim
Saeyoung Park
Se-Young Oh
Yu Hwa Nam
Young Min Choi
Yeonzi Choi
Ha Yeong Kim
Soo Yeon Jung
Han Su Kim
Inho Jo
Sung-Chul Jung
author_facet Ji Yeon Kim
Saeyoung Park
Se-Young Oh
Yu Hwa Nam
Young Min Choi
Yeonzi Choi
Ha Yeong Kim
Soo Yeon Jung
Han Su Kim
Inho Jo
Sung-Chul Jung
author_sort Ji Yeon Kim
collection DOAJ
description Mesenchymal stem cells (MSCs) can differentiate into endoderm lineages, especially parathyroid-hormone (PTH)-releasing cells. We have previously reported that tonsil-derived MSC (T-MSC) can differentiate into PTH-releasing cells (T-MSC-PTHCs), which restored the parathyroid functions in parathyroidectomy (PTX) rats. In this study, we demonstrate quality optimization by standardizing the differentiation rate for a better clinical application of T-MSC-PTHCs to overcome donor-dependent variation of T-MSCs. Quantitation results of PTH mRNA copy number in the differentiated cells and the PTH concentration in the conditioned medium confirmed that the differentiation efficiency largely varied depending on the cells from each donor. In addition, the differentiation rate of the cells from all the donors greatly improved when differentiation was started at a high cell density (100% confluence). The large-scale expression profiling of T-MSC-PTHCs by RNA sequencing indicated that those genes involved in exiting the differentiation and the cell cycle were the major pathways for the differentiation of T-MSC-PTHCs. Furthermore, the implantation of the T-MSC-PTHCs, which were differentiated at a high cell density embedded in hyaluronic acid, resulted in a higher serum PTH in the PTX model. This standardized efficiency of differentiation into PTHC was achieved by initiating differentiation at a high cell density. Our findings provide a potential solution to overcome the limitations due to donor-dependent variation by establishing a standardized differentiation protocol for the clinical application of T-MSC therapy in treating hypoparathyroidism.
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spelling doaj.art-59ddaa9e936340e2b12591702e80864b2023-11-23T14:03:06ZengMDPI AGInternational Journal of Molecular Sciences1661-65961422-00672022-01-0123271510.3390/ijms23020715Density-Dependent Differentiation of Tonsil-Derived Mesenchymal Stem Cells into Parathyroid-Hormone-Releasing CellsJi Yeon Kim0Saeyoung Park1Se-Young Oh2Yu Hwa Nam3Young Min Choi4Yeonzi Choi5Ha Yeong Kim6Soo Yeon Jung7Han Su Kim8Inho Jo9Sung-Chul Jung10Department of Biochemistry, College of Medicine, Ewha Womans University, Seoul 07804, KoreaDepartment of Biochemistry, College of Medicine, Ewha Womans University, Seoul 07804, KoreaDepartments of Molecular Medicine, College of Medicine, Ewha Womans University, Seoul 07804, KoreaDepartment of Biochemistry, College of Medicine, Ewha Womans University, Seoul 07804, KoreaDepartments of Molecular Medicine, College of Medicine, Ewha Womans University, Seoul 07804, KoreaDepartment of Biochemistry, College of Medicine, Ewha Womans University, Seoul 07804, KoreaDepartments of Otorhinolaryngology-Head and Neck Surgery, College of Medicine, Ewha Womans University, Seoul 07804, KoreaDepartments of Otorhinolaryngology-Head and Neck Surgery, College of Medicine, Ewha Womans University, Seoul 07804, KoreaDepartments of Otorhinolaryngology-Head and Neck Surgery, College of Medicine, Ewha Womans University, Seoul 07804, KoreaDepartments of Molecular Medicine, College of Medicine, Ewha Womans University, Seoul 07804, KoreaDepartment of Biochemistry, College of Medicine, Ewha Womans University, Seoul 07804, KoreaMesenchymal stem cells (MSCs) can differentiate into endoderm lineages, especially parathyroid-hormone (PTH)-releasing cells. We have previously reported that tonsil-derived MSC (T-MSC) can differentiate into PTH-releasing cells (T-MSC-PTHCs), which restored the parathyroid functions in parathyroidectomy (PTX) rats. In this study, we demonstrate quality optimization by standardizing the differentiation rate for a better clinical application of T-MSC-PTHCs to overcome donor-dependent variation of T-MSCs. Quantitation results of PTH mRNA copy number in the differentiated cells and the PTH concentration in the conditioned medium confirmed that the differentiation efficiency largely varied depending on the cells from each donor. In addition, the differentiation rate of the cells from all the donors greatly improved when differentiation was started at a high cell density (100% confluence). The large-scale expression profiling of T-MSC-PTHCs by RNA sequencing indicated that those genes involved in exiting the differentiation and the cell cycle were the major pathways for the differentiation of T-MSC-PTHCs. Furthermore, the implantation of the T-MSC-PTHCs, which were differentiated at a high cell density embedded in hyaluronic acid, resulted in a higher serum PTH in the PTX model. This standardized efficiency of differentiation into PTHC was achieved by initiating differentiation at a high cell density. Our findings provide a potential solution to overcome the limitations due to donor-dependent variation by establishing a standardized differentiation protocol for the clinical application of T-MSC therapy in treating hypoparathyroidism.https://www.mdpi.com/1422-0067/23/2/715tonsil-derived mesenchymal stem cellsparathyroid-hormone-releasing cellsdifferentiationcontact inhibitiondonor-dependent variation
spellingShingle Ji Yeon Kim
Saeyoung Park
Se-Young Oh
Yu Hwa Nam
Young Min Choi
Yeonzi Choi
Ha Yeong Kim
Soo Yeon Jung
Han Su Kim
Inho Jo
Sung-Chul Jung
Density-Dependent Differentiation of Tonsil-Derived Mesenchymal Stem Cells into Parathyroid-Hormone-Releasing Cells
International Journal of Molecular Sciences
tonsil-derived mesenchymal stem cells
parathyroid-hormone-releasing cells
differentiation
contact inhibition
donor-dependent variation
title Density-Dependent Differentiation of Tonsil-Derived Mesenchymal Stem Cells into Parathyroid-Hormone-Releasing Cells
title_full Density-Dependent Differentiation of Tonsil-Derived Mesenchymal Stem Cells into Parathyroid-Hormone-Releasing Cells
title_fullStr Density-Dependent Differentiation of Tonsil-Derived Mesenchymal Stem Cells into Parathyroid-Hormone-Releasing Cells
title_full_unstemmed Density-Dependent Differentiation of Tonsil-Derived Mesenchymal Stem Cells into Parathyroid-Hormone-Releasing Cells
title_short Density-Dependent Differentiation of Tonsil-Derived Mesenchymal Stem Cells into Parathyroid-Hormone-Releasing Cells
title_sort density dependent differentiation of tonsil derived mesenchymal stem cells into parathyroid hormone releasing cells
topic tonsil-derived mesenchymal stem cells
parathyroid-hormone-releasing cells
differentiation
contact inhibition
donor-dependent variation
url https://www.mdpi.com/1422-0067/23/2/715
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