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Related Experiment Video

Updated: Feb 17, 2026

Fabrication of Size-Controlled and Emulsion-Free Chitosan-Genipin Microgels for Tissue Engineering Applications
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Engineered tubular structures based on chitosan for tissue engineering applications.

Joana M Silva1,2, Luísa C Rodrigues1,2, Simone S Silva1,2

  • 11 3B's Research Group - Biomaterials, Biodegradable and Biomimetic, University of Minho, Headquarters of the European Institute of Excellence on Tissue Engineering and Regenerative Medicine, Avepark, Barco, Guimarães, Portugal.

Journal of Biomaterials Applications
|December 1, 2017
PubMed
Summary
This summary is machine-generated.

Researchers developed versatile chitosan tubes for tissue engineering using dipping, freeze-drying, and supercritical technology. Genipin cross-linking improved mechanical properties and cell viability, enabling tailored tubular scaffolds.

Keywords:
Biomimeticbiofunctionalitybiomaterialschitosantissue engineering

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Area of Science:

  • Biomaterials Science
  • Tissue Engineering
  • Regenerative Medicine

Background:

  • Versatile tubular structures are crucial for tissue engineering.
  • Chitosan is a promising biomaterial for scaffold development.

Purpose of the Study:

  • To develop a method for creating chitosan-based tubular structures.
  • To enhance the mechanical properties and biological performance of these tubes.

Main Methods:

  • Utilized a combination of dipping, freeze-drying, and supercritical technology.
  • Employed genipin for chemical cross-linking of chitosan tubes.

Main Results:

  • Achieved perfectly defined hollow tubular structures.
  • Enhanced mechanical properties (Young Modulus and ultimate tensile stress) and wet stability after cross-linking.
  • Demonstrated excellent cell attachment, spreading, and viability on the cross-linked tubes.

Conclusions:

  • The developed methodology offers a new approach for fabricating tunable tubular scaffolds.
  • This technique is suitable for tissue engineering applications requiring precise control over scaffold dimensions and elasticity.