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Updated: Dec 8, 2025

Bioprinting Cellularized Constructs Using a Tissue-specific Hydrogel Bioink

Bioprinting Cellularized Constructs Using a Tissue-specific Hydrogel Bioink

Published on: April 21, 2016

Expanding and optimizing 3D bioprinting capabilities using complementary network bioinks.

Liliang Ouyang¹, James P K Armstrong¹, Yiyang Lin¹

¹Department of Materials, Department of Bioengineering, Institute of Biomedical Engineering, Imperial College London, London SW7 2AZ, UK.

Science Advances

|September 19, 2020

Summary

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This summary is machine-generated.

Researchers developed a new method to stabilize bioinks for 3D bioprinting using a thermo-reversible gelatin network. This innovation expands the range of printable biomaterials, enabling complex tissue engineering constructs and improved cell culture environments.

Area of Science:

Biomaterials Science
Tissue Engineering
Bioprinting Technology

Background:

Limited bioink options hinder 3D bioprinting capabilities.
Existing bioinks often lack the necessary printability or cellular support.
Developing versatile bioinks is crucial for advancing tissue engineering.

Purpose of the Study:

To overcome limitations in 3D bioprinting by enhancing bioink stability and printability.
To introduce a generalizable method for stabilizing a wide range of bioinks.
To demonstrate the fabrication of complex 3D constructs with improved cellular environments.

Main Methods:

Utilized a complementary thermo-reversible gelatin network to temporarily stabilize various bioinks.
Tested the method across a library of photocrosslinkable bioinks from natural and synthetic polymers.

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Last Updated: Dec 8, 2025

Bioprinting Cellularized Constructs Using a Tissue-specific Hydrogel Bioink

Bioprinting Cellularized Constructs Using a Tissue-specific Hydrogel Bioink

Published on: April 21, 2016

Viability of Bioprinted Cellular Constructs Using a Three Dispenser Cartesian Printer

Viability of Bioprinted Cellular Constructs Using a Three Dispenser Cartesian Printer

Published on: September 22, 2015

Using Multilayered Hydrogel Bioink in Three-Dimensional Bioprinting for Homogeneous Cell Distribution

Using Multilayered Hydrogel Bioink in Three-Dimensional Bioprinting for Homogeneous Cell Distribution

Published on: May 2, 2020

Evaluated the printing of complex and heterogeneous structures, including hydrogel constructs for cell culture.

Main Results:

Successfully printed diverse biomaterials that would typically fail printing requirements.
Demonstrated printability independent of base biomaterial properties and instrument parameters.
Fabricated soft hydrogel constructs supporting the 3D culture of astrocytes.

Conclusions:

The thermo-reversible gelatin network strategy significantly expands the available bioink palette for 3D bioprinting.
This approach enables the biofabrication of constructs tailored for specific biological applications.
The methodology offers a versatile solution for creating advanced tissue-engineered constructs.