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Related Experiment Video

Updated: Jan 11, 2026

Creation of Cardiac Tissue Exhibiting Mechanical Integration of Spheroids Using 3D Bioprinting
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3D Bioprinting Functional Engineered Heart Tissues.

Man Chi Leung1,2, Zachary Laksman1,2,3

  • 1Centre for Heart Lung Innovation, University of British Columbia, Vancouver, BC V6Z 1Y6, Canada.

International Journal of Molecular Sciences
|November 13, 2025
PubMed
Summary
This summary is machine-generated.

Three-dimensional (3D) bioprinting offers precise control over cell placement for cardiac repair, overcoming limitations of traditional methods. This technology is advancing engineered heart tissues for regenerative medicine.

Keywords:
3D bioprintingbioinkscardiac tissue engineeringregenerative medicinestem cells

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Area of Science:

  • Biotechnology
  • Regenerative Medicine
  • Biomaterials Engineering

Background:

  • Conventional 3D casting for myocardial repair shows limitations in cellularization, maturation, and vascularization.
  • Three-dimensional (3D) bioprinting enables precise control over cellular architecture and biomaterial properties for cardiac tissue engineering.

Purpose of the Study:

  • This review focuses on cardiac-specific advancements in 3D bioprinting technologies and their applications.
  • To compare different bioprinting platforms, bioink strategies, and characterization methods for cardiac tissue engineering.

Main Methods:

  • Comparison of major 3D bioprinting platforms: jetting, light-based, extrusion, and volumetric.
  • Distillation of bioink design principles, including natural-synthetic hybrids, conductive, and shape-morphing components.
  • Summary of cell sources, co-culture strategies, and characterization readouts (rheology, print fidelity, cardiac function).

Main Results:

  • Bioprinting allows programming of alignment, stiffness, vascularization, and electrical coupling for improved cardiac tissue recapitulation.
  • Natural-synthetic hybrid bioinks with conductive and shape-morphing properties are emerging trends.
  • Applications include cardiac patches, engineered tissues, chambered constructs, and organoids.

Conclusions:

  • 3D bioprinting overcomes limitations of conventional methods for cardiac tissue engineering.
  • Advances in bioprinting platforms, bioinks, and cell strategies are accelerating the development of in vivo-like engineered heart tissues.