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Updated: Mar 24, 2026
Preparation of Mesh-Shaped Engineered Cardiac Tissues Derived from Human iPS Cells for In Vivo Myocardial Repair
Published on: June 9, 2020
Engineered Biomaterials to Enhance Stem Cell-Based Cardiac Tissue Engineering and Therapy
Anwarul Hasan1,2,3,4, Renae Waters5, Boustany Roula2
1Department of Mechanical and Industrial Engineering, College of Engineering, Qatar University, Doha, Qatar.
Insights
Stem cells and biomaterials offer promising strategies for cardiac tissue regeneration after myocardial infarction. Research focuses on optimizing stem cell types and biomaterial scaffolds for effective heart repair and drug screening.
Area of Science:
- Biomaterials Science
- Regenerative Medicine
- Cardiovascular Research
Background:
- Cardiovascular disease is a major global health concern, with myocardial infarction leading to significant cardiac cell death and limited regeneration.
- The inability of adult cardiac cells to proliferate results in fibrotic scar tissue formation, weakening the heart post-myocardial infarction.
- Limited host cardiac cell proliferation drives research into stem cell-based cardiac regeneration.
Purpose of the Study:
- To review the application of biofunctional materials and biomaterial matrices in combination with stem cells for cardiac tissue replacement and reinforcement.
- To explore the role of engineered biomaterials in cardiac tissue engineering for in vitro drug screening and in vivo implantation.
- To highlight the benefits of biomaterials in conjunction with stem cells for repairing damaged myocardium.
Main Methods:
- Review of existing literature on stem cell therapies and biomaterial applications in cardiac repair.
- Analysis of various biofunctional materials and biomaterial matrices used in conjunction with stem cells.
- Discussion of engineered biomaterials for in vitro tissue construct development.
Main Results:
- Stem cells combined with specific biomaterials show promise for cardiac tissue replacement and reinforcement.
- Engineered biomaterials facilitate the development of cardiac tissue constructs for drug screening and potential implantation.
- Biomaterials possess properties that make them valuable tools for myocardial repair when used with stem cells.
Conclusions:
- The combination of stem cells and biomaterials presents a promising approach for regenerating damaged cardiac tissue.
- Optimizing stem cell types, matrix materials, and microenvironmental cues is crucial for successful cardiac regeneration.
- Biomaterials are essential components in cardiac tissue engineering, aiding in repair and therapeutic development.
Abstract:
Cardiovascular disease is a leading cause of death worldwide. Since adult cardiac cells are limited in their proliferation, cardiac tissue with dead or damaged cardiac cells downstream of the occluded vessel does not regenerate after myocardial infarction. The cardiac tissue is then replaced with nonfunctional fibrotic scar tissue rather than new cardiac cells, which leaves the heart weak. The limited proliferation ability of host cardiac cells has motivated investigators to research the potential cardiac regenerative ability of stem cells. Considerable progress has been made in this endeavor. However, the optimum type of stem cells along with the most suitable matrix-material and cellular microenvironmental cues are yet to be identified or agreed upon. This review presents an overview of various types of biofunctional materials and biomaterial matrices, which in combination with stem cells, have shown promises for cardiac tissue replacement and reinforcement. Engineered biomaterials also have applications in cardiac tissue engineering, in which tissue constructs are developed in vitro by combining stem cells and biomaterial scaffolds for drug screening or eventual implantation. This review highlights the benefits of using biomaterials in conjunction with stem cells to repair damaged myocardium and give a brief description of the properties of these biomaterials that make them such valuable tools to the field.
