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Related Experiment Video

Updated: Apr 23, 2026

Fabrication of 3D Cardiac Microtissue Arrays using Human iPSC-Derived Cardiomyocytes, Cardiac Fibroblasts, and Endothelial Cells
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Scalable units for building cardiac tissue.

Xiaofeng Ye1, Liang Lu, Martin E Kolewe

  • 1Harvard-MIT Division of Health Sciences and Technology, David H. Koch Institute for Integrative Cancer Research, Institute for Medical Engineering and Science, Massachusetts Institute of Technology, Cambridge, MA, 02139, USA.

Advanced Materials (Deerfield Beach, Fla.)
|September 20, 2014
PubMed
Summary

Researchers created scalable cardiac tissue units using biodegradable polymers and perfusable microvessels. This platform supports heart cells in vitro and shows potential for in vivo vascularized tissue repair.

Keywords:
heartmicrofabricationpolymerscaffoldvasculature

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Area of Science:

  • Biomaterials Science
  • Tissue Engineering
  • Cardiovascular Research

Background:

  • Developing scalable cardiac tissue constructs is crucial for regenerative medicine.
  • Existing methods face challenges in vascularization and long-term cell viability.

Purpose of the Study:

  • To fabricate scalable cardiac tissue units using biodegradable elastomeric polymers.
  • To integrate perfusable microvessels for enhanced tissue support and potential in vivo application.

Main Methods:

  • Pairwise stacking of heart-cell scaffolds with sinusoidal pore architectures.
  • Incorporation of dedicated perfusable microvessels with rapidly degrading porous interfaces.
  • Utilizing a parallel flow configuration for microvessel perfusion.

Main Results:

  • The fabricated platform successfully supports viable heart cells in vitro.
  • The design facilitates the integration of vascular networks within engineered cardiac tissue.

Conclusions:

  • This novel platform offers a scalable approach to cardiac tissue engineering.
  • Further in vivo validation may establish its utility in regenerative repair of vascularized tissues.