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Simultaneous Electrical and Mechanical Stimulation to Enhance Cells' Cardiomyogenic Potential
Published on: January 18, 2019
Simultaneous Electrical and Mechanical Stimulation to Enhance Cells' Cardiomyogenic Potential
Aida Llucià-Valldeperas1, Ramon Bragós2, Antoni Bayés-Genís3
1Insuficiencia Cardiaca y Regeneración Cardiaca (ICREC) Research Program, Health Science Research Institute Germans Trias i Pujol; Amsterdam Universitair Medisch Centrum (UMC), Vrije Universiteit Amsterdam, Pulmonology and Physiology, Amsterdam Cardiovascular Sciences; a.lluciavalldeperas@vumc.nl.
Electromechanical stimulation matures immature cardiac cells, enhancing their function for regenerative therapies. This method improves cardiac marker expression, paving the way for advanced disease modeling and drug screening.
Area of Science:
- Cardiovascular Research
- Stem Cell Biology
- Bioengineering
Background:
- Cardiovascular diseases are a leading cause of mortality globally.
- Developing in vitro human myocardium for research and clinical use is crucial.
- Immature cardiac cell phenotypes limit the functional mimicry of adult myocardium.
Purpose of the Study:
- To mature cardiac cells using electromechanical stimulation (EMS).
- To recapitulate physiological parameters for in vitro myocardium development.
- To enhance cardiac cell commitment and functionality.
Main Methods:
- Utilizing a unique device for individual or simultaneous electrical and mechanical stimulation.
- Applying EMS to a target cell population to induce maturation.
- Adapting the methodology for different devices and cell lines.
Main Results:
- EMS significantly increased cardiac commitment in the cell population.
- Electromechanically stimulated cells exhibited enhanced expression of key cardiac markers.
- Upregulation of early, structural, and calcium-regulating genes was observed.
Conclusions:
- EMS is an effective strategy for conditioning cardiac cells.
- This approach improves cell properties for regenerative cell therapy.
- The method supports applications in disease modeling and high-throughput drug screening.