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Updated: Jan 31, 2026

Simultaneous Assessment of Cardiomyocyte DNA Synthesis and Ploidy: A Method to Assist Quantification of Cardiomyocyte Regeneration and Turnover
Published on: May 23, 2016
Genetic and epigenetic regulation of cardiomyocytes in development, regeneration and disease
Miao Cui1, Zhaoning Wang1, Rhonda Bassel-Duby1
1Department of Molecular Biology, Hamon Center for Regenerative Science and Medicine, and Senator Paul D. Wellstone Muscular Dystrophy Cooperative Research Center, University of Texas Southwestern Medical Center, 5323 Harry Hines Boulevard, Dallas, TX 75390, USA.
Insights
Understanding cardiomyocyte development and function is crucial for heart health. This review explores genetic and epigenetic factors controlling cardiomyocyte growth, regeneration, and disease, offering insights for treating heart injury.
Area of Science:
- Cardiovascular Biology
- Developmental Biology
- Epigenetics
Background:
- Cardiomyocytes are essential for heart function throughout life.
- Their development and behavior involve intricate genetic and epigenetic regulation.
- Dysregulation contributes to heart disease and impaired regeneration.
Purpose of the Study:
- To review recent advances in understanding cardiomyocyte control.
- To focus on regulators impacting both heart development and disease.
- To highlight principles for cardiac regeneration.
Main Methods:
- Literature review of genetic and epigenetic studies.
- Analysis of transcription factors and epigenetic modifications.
- Focus on conserved regulatory mechanisms.
Main Results:
- Identified key transcription factors and epigenetic modifiers crucial for cardiomyocyte differentiation and proliferation.
- Highlighted regulators common to heart development and disease states.
- Emphasized the role of these factors in cardiac regeneration.
Conclusions:
- Genetic and epigenetic factors orchestrate cardiomyocyte fate and function.
- Understanding these regulators is key to developing therapies for heart disease.
- Targeting regenerative principles may restore adult heart function.
Abstract:
Embryonic and postnatal life depend on the uninterrupted function of cardiac muscle cells. These cells, termed cardiomyocytes, display many fascinating behaviors, including complex morphogenic movements, interactions with other cell types of the heart, persistent contractility and quiescence after birth. Each of these behaviors depends on complex interactions between both cardiac-restricted and widely expressed transcription factors, as well as on epigenetic modifications. Here, we review recent advances in our understanding of the genetic and epigenetic control of cardiomyocyte differentiation and proliferation during heart development, regeneration and disease. We focus on those regulators that are required for both heart development and disease, and highlight the regenerative principles that might be manipulated to restore function to the injured adult heart.
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