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Generation, High-Throughput Screening, and Biobanking of Human-Induced Pluripotent Stem Cell-Derived Cardiac Spheroids
Published on: March 10, 2023
Current Advances and Future Directions of Pluripotent Stem Cells-Derived Engineered Heart Tissue for Treatment of
Xingyu He1, Angela Good1, Wael Kalou1
1Department of Pathology and Laboratory Medicine, College of Medicine, University of Cincinnati, Cincinnati, OH 45267, USA.
Insights
Engineered heart tissue (EHT) from human-induced pluripotent stem cells (hiPSCs) shows promise for treating myocardial infarction (MI) and heart failure by regenerating heart muscle. Innovations in bioengineering and AI address challenges for clinical translation.
Area of Science:
- Biomedical Engineering
- Regenerative Medicine
- Cardiovascular Research
Background:
- Cardiovascular diseases, particularly myocardial infarction (MI), are a leading cause of global mortality.
- Current treatments for MI fail to regenerate lost heart muscle, increasing the risk of heart failure.
- Engineered heart tissue (EHT) presents a potential solution for myocardial regeneration.
Purpose of the Study:
- To review recent advancements in human-induced pluripotent stem cell (hiPSC)-derived EHTs.
- To explore innovative materials and fabrication methods for EHT development.
- To assess the therapeutic potential and translational challenges of hiPSC-EHTs.
Main Methods:
- Review of literature on hiPSC-derived EHTs.
- Focus on novel biomaterials and fabrication techniques (e.g., bioprinting, decellularization).
- Analysis of preclinical and clinical study outcomes.
Main Results:
- hiPSC-derived EHTs offer a promising avenue for cardiac repair.
- Innovative materials and fabrication methods are improving EHT functionality.
- Significant challenges remain in achieving functional integration, vascularization, and mechanical compatibility.
Conclusions:
- hiPSC-EHTs hold significant therapeutic potential for MI and other cardiac conditions.
- Genome editing, personalized medicine, and AI are key strategies to overcome translational barriers.
- EHTs show broader applications in cardiovascular regenerative medicine, including drug screening.
Abstract:
Cardiovascular diseases resulting from myocardial infarction (MI) remain a leading cause of death worldwide, imposing a substantial burden on global health systems. Current MI treatments, primarily pharmacological and surgical, do not regenerate lost myocardium, leaving patients at high risk for heart failure. Engineered heart tissue (EHT) offers a promising solution for MI and related cardiac conditions by replenishing myocardial loss. However, challenges like immune rejection, inadequate vascularization, limited mechanical strength, and incomplete tissue maturation hinder clinical application. The discovery of human-induced pluripotent stem cells (hiPSCs) has transformed the EHT field, enabling new bioengineering innovations. This review explores recent advancements and future directions in hiPSC-derived EHTs, focusing on innovative materials and fabrication methods like bioprinting and decellularization, and assessing their therapeutic potential through preclinical and clinical studies. Achieving functional integration of EHTs in the heart remains challenging due to the need for synchronized contraction, sufficient vascularization, and mechanical compatibility. Solutions such as genome editing, personalized medicine, and AI technologies offer promising strategies to address these translational barriers. Beyond MI, EHTs also show potential in treating ischemic cardiomyopathy, heart valve engineering, and drug screening, underscoring their promise in cardiovascular regenerative medicine.
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