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Assessing Cardiac Reprogramming using High Content Imaging Analysis

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Published on: October 26, 2020

Harnessing cell reprogramming for cardiac biological pacing.

Chih-Min Liu^1,2, Yi-Chun Chen^3,4, Yu-Feng Hu^5,6,7,8

¹Division of Cardiology, Department of Medicine, Heart Rhythm Center, Taipei Veterans General Hospital, Taipei, Taiwan.

Journal of Biomedical Science

|August 26, 2023

Summary

Biological pacing offers a hardware-free alternative to electronic devices for treating slow heart rates. Cell reprogramming technology creates biological pacemakers, providing a more physiological and efficient solution for bradyarrhythmia.

Keywords:

Biological pacemaker Biomaterial Bradyarrhythmia Electronic pacemaker Functional re-engineering Gene transfer Reprogramming Silk fibroin Sinoatrial node Stem cell

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Area of Science:

Biomedical Engineering
Cardiology
Regenerative Medicine

Background:

Cardiac pacemaker cells generate electrical impulses essential for heart function.
Abnormal electrical activity can lead to life-threatening bradyarrhythmia (slow heart rate).
Current electronic pacemakers have inherent complications and limitations.

Purpose of the Study:

To review the recent advances in reprogramming-based biological pacing.
To discuss the rationale and potential of cell reprogramming for creating biological pacemakers.
To highlight the advantages of biological pacing over traditional electronic devices.

Main Methods:

Utilizing cell reprogramming technology to generate pacemaker cardiomyocytes.
In-vivo and in-vitro approaches for creating biological pacemakers.
Comparing reprogramming-based methods with conventional electrical re-engineering.

Main Results:

Reprogramming recapitulates key phenotypes of de novo pacemaker cells.
Biological pacemakers demonstrate physiological and efficient function.
The approach is considered easier for clinical implementation.

Conclusions:

Reprogramming-based biological pacing is a promising hardware-free alternative for bradyarrhythmia.
This technology offers a more natural and potentially safer treatment for heart rhythm disorders.
Further development and clinical translation are anticipated for this innovative approach.