Bioengineering Clinically Relevant Cardiomyocytes and Cardiac Tissues from Pluripotent Stem Cells

Area of Science:

• Biomedical Engineering
• Stem Cell Biology
• Cardiovascular Research

Background:

• Cardiomyocyte regeneration is limited, leading to high mortality from ischemic heart disease.
• Human-induced pluripotent stem cells (hiPSCs) are promising for patient-specific cardiac applications.
• Current hiPSC-derived cardiomyocytes exhibit immaturity and mixed subtypes, hindering their therapeutic and modeling utility.

Purpose of the Study:

• To explore advanced bioengineering strategies for improving hiPSC-derived cardiomyocyte development.
• To investigate the role of biomimetic electrical cues in directing hiPSC differentiation and maturation.
• To enhance the functional properties of cardiomyocytes for cardiac disease modeling and regenerative therapy.

Main Methods:

• Utilizing insights from embryonic heart development to refine hiPSC differentiation protocols.
• Incorporating biophysical, biochemical, and biomimetic electrical cues in bioengineering approaches.
• Investigating the impact of mimicking endogenous electric fields on cardiomyocyte development and function.

Main Results:

• New bioengineering technologies are addressing challenges in hiPSC-derived cardiomyocyte production.
• Biomimetic electrical cues demonstrate potential in directing hiPSC differentiation.
• Electrical cues can augment the maturation and function of derived cardiomyocytes and cardiac tissues.

Conclusions:

• Innovative bioengineering, particularly biomimetic electrical cues, is crucial for overcoming the limitations of hiPSC-derived cardiomyocytes.
• This approach holds significant potential for advancing cardiac disease modeling, drug screening, and cell-based regenerative therapies.
• Mimicking endogenous electric fields offers a novel strategy to improve the physiological relevance and therapeutic efficacy of engineered cardiac tissues.