Comparison of Two Representative Methods for Differentiation of Human Induced Pluripotent Stem Cells into Mesenchymal Stromal Cells

Fangqin Wang; Langping Gao; Xudong Fu; Qintao Yan; Lidan Hu; Jianhua Mao

doi:10.3791/65729

Comparação de Dois Métodos Representativos para Diferenciação de Células-Tronco Pluripotentes Ind...

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Comparison of Two Representative Methods for Differentiation of Human Induced Pluripotent Stem Cells into Mesenchymal Stromal Cells

Comparação de Dois Métodos Representativos para Diferenciação de Células-Tronco Pluripotentes Induzidas por Humanos em Células Estromais Mesenquimais

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06:24 min

October 20, 2023

DOI: 10.3791/65729-v

Fangqin Wang¹, Langping Gao^2,3, Xudong Fu⁴, Qintao Yan², Lidan Hu^1,2, Jianhua Mao^2,3

¹National Clinical Research Center for Child Health,The Children's Hospital, Zhejiang University School of Medicine, ²Department of Nephrology,The Children's Hospital, Zhejiang University School of Medicine, ³Zhejiang University School of Medicine, ⁴Liangzhu Laboratory,Zhejiang University

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Overview

This study explores the differentiation of human induced pluripotent stem cells (hiPSCs) into mesenchymal stromal cells (MSCs) using two distinct methods: the monolayer method and the embryoid bodies (EBs) method. The monolayer method offers cost-effectiveness and simplicity, particularly in osteogenic differentiation, while the EBs method is noted for its reduced time requirements.

Key Study Components

Research Area

Stem cell differentiation
Mesenchymal stromal cells
Human induced pluripotent stem cells

Background

Importance of directed differentiation of iPSCs
Challenges in generating specific cell types from stem cells
Applications in genetic disease models

Methods Used

Monolayer and EBs differentiation methods
Human induced pluripotent stem cells
Flow cytometry for cell characterization

Main Results

Monolayer-derived MSCs showed more calcium deposits compared to EBs-derived MSCs.
Both methods demonstrated similar abilities in adipogenic and chondrogenic differentiation.
hiPSCs maintained proliferation abilities across multiple passages.

Conclusions

The study highlights the effectiveness of both differentiation methods for generating MSCs.
Findings contribute to the understanding and application of stem cell therapies in genetic disorders.

Frequently Asked Questions

What are mesenchymal stromal cells?

Mesenchymal stromal cells (MSCs) are multipotent stem cells that can differentiate into a variety of cell types, including bone, cartilage, and fat cells.

Why is differentiation of hiPSCs important?

Differentiating hiPSCs into specific cell types is crucial for modeling diseases and developing potential therapies.

What advantages do hiPSCs offer in research?

hiPSCs share the same genome as the patient, providing an accurate model for studying genetic diseases.

How do you measure the success of MSC differentiation?

Success is often measured by the expression of specific surface markers and the cells' ability to differentiate into various lineages.

What are the common applications of MSCs?

MSCs are used in regenerative medicine, tissue engineering, and as models for studying disease mechanisms.

What is the role of flow cytometry in this study?

Flow cytometry is used to characterize the surface markers of differentiated cells to confirm their identity as MSCs.

Can both differentiation methods be used interchangeably?

While both methods yield MSCs, their efficiency and specific characteristics might vary, making them suitable for different applications.

Este protocolo descreve e compara dois métodos representativos para diferenciar hiPSCs em células estromais mesenquimais (CTMs). O método da monocamada é caracterizado por menor custo, operação mais simples e diferenciação osteogênica mais fácil. O método dos corpos embrionários (BEs) é caracterizado por menor consumo de tempo.

O escopo do nosso estudo é um mecanismo, uma estratégia terapêutica e de pesquisa de doenças genéticas. Nossa pesquisa é baseada em modelos de doenças multiníveis, como linhagens celulares, iPSCs, organoides e camundongos. Os iPSCs têm uma vantagem distinta em relação a outros modelos.

iPSCs de pacientes, e quaisquer células derivadas subsequentes e organoides compartilham o mesmo genoma com os pacientes, o que fornece um banco de células de pacientes e modelos para muitas doenças. Além disso, com os métodos de iPSCs estabelecidos dos pacientes são bastante maduros. Muitos desafios permanecem na direção da diferenciação das iPSCs em células e organoides específicos, com o aprofundamento da compreensão dos mecanismos de desenvolvimento no desenvolvimento atual que ocorrerá no campo.

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