Assessing Stem Cell DNA Integrity for Cardiac Cell Therapy

Jessica M. Miller; Nikhil Maneesh Mardhekar; Vasanthi Rajasekaran; Jianyi Zhang; Ram Kannappan

doi:10.3791/58971

JoVE Journal
Genetics

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JoVE Journal Genetics

Assessing Stem Cell DNA Integrity for Cardiac Cell Therapy

心脏细胞治疗中干细胞 dna 完整性的评估

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10:16 min

January 25, 2019

DOI: 10.3791/58971-v

Jessica M. Miller*¹, Nikhil Maneesh Mardhekar*¹, Vasanthi Rajasekaran¹, Jianyi Zhang¹, Ram Kannappan¹

¹Department of Biomedical Engineering, School of Engineering, School of Medicine,University of Alabama at Birmingham

Please note that some of the translations on this page are AI generated. Click here for the English version.

Overview

This article presents a detailed description of protocols for assessing DNA integrity in stem cells prior to transplantation. The focus is on the importance of evaluating cell quality to ensure successful regenerative therapy.

Key Study Components

Area of Science

Stem cell research
Regenerative medicine
DNA integrity assessment

Background

Neonatal diseases like cardiomyopathy can benefit from regenerative therapies.
Induced pluripotent stem cells (iPSCs) have potential for treatment.
In vitro cell growth can lead to DNA damage due to metabolites.
Transplanting damaged cells can hinder organ regeneration.

Purpose of Study

To provide protocols for assessing DNA damage in stem cells.
To ensure the quality of cells before transplantation.
To enhance the success of regenerative therapies.

Methods Used

Step-by-step protocols for DNA damage assessment.
Demonstration by experienced researchers and lab technicians.
Focus on practical applications in stem cell therapy.
Use of specific assays to evaluate DNA integrity.

Main Results

Protocols effectively assess DNA integrity in stem cells.
Demonstrated methods can be replicated in various labs.
Quality assessment is crucial for successful cell transplantation.
Findings support the advancement of regenerative medicine.

Conclusions

Assessing DNA integrity is essential before cell transplantation.
Protocols provided can improve outcomes in regenerative therapies.
Future research should focus on optimizing these assessments.

Frequently Asked Questions

What is the significance of DNA integrity in stem cells?

DNA integrity is crucial for the successful engraftment and regeneration of organs when stem cells are transplanted.

Who demonstrates the protocols in the article?

The protocols are demonstrated by Jessica Miller, Nikhil Mardhekar, and Vasanthi Rajasekaran.

What are the potential applications of this research?

This research can enhance regenerative therapies for neonatal diseases and improve cell transplantation outcomes.

How do metabolites affect stem cell DNA?

Accumulated metabolites, such as reactive oxygen species, can lead to DNA damage during in vitro cell growth.

What methods are used to assess DNA damage?

The article provides step-by-step protocols that include specific assays for evaluating DNA integrity.

在这里, 我们提供了一个实验设置的详细描述, 用于分析细胞移植前干细胞 dna 完整性的评估。

对于心肌病等新生儿疾病，使用诱导多能干细胞衍生细胞的再生疗法具有巨大的潜力。然而，体外加速细胞生长导致累积代谢物（如活性氧物种）的DNA损伤。移植这些DNA受损的细胞会导致器官的移植和再生不良。

移植前，应评估细胞的质量。在这里，我们提供两个分步协议来评估干细胞中的DNA损伤。展示这些程序的将是研究员杰西卡·米勒、研究员尼基尔·马德卡尔和实验室技术员瓦桑蒂·拉贾塞卡兰。

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