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Related Experiment Video

Updated: May 18, 2026

Tissue Engineering: Construction of a Multicellular 3D Scaffold for the Delivery of Layered Cell Sheets
09:24

Tissue Engineering: Construction of a Multicellular 3D Scaffold for the Delivery of Layered Cell Sheets

Published on: October 3, 2014

A silk-based scaffold platform with tunable architecture for engineering critically-sized tissue constructs.

Lindsay S Wray1, Jelena Rnjak-Kovacina, Biman B Mandal

  • 1Department of Biomedical Engineering, Tufts University, Medford, MA 02155, USA.

Biomaterials
|October 6, 2012
PubMed
Summary
This summary is machine-generated.

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Researchers developed a tunable, silk-based scaffold platform for tissue engineering. This critically-sized biomaterial features hollow channels, enabling nutrient delivery and supporting endothelialization for enhanced tissue regeneration.

Area of Science:

  • Biomaterials Science
  • Tissue Engineering
  • Regenerative Medicine

Background:

  • Significant need exists for degradable biomaterial scaffolds with tunable properties for tissue engineering.
  • Current scaffolds often lack the size and features necessary for complex tissue formation and regeneration.
  • Optimizing nutrient and oxygen delivery within scaffolds is crucial for in vitro tissue development and in vivo regeneration.

Purpose of the Study:

  • To develop a novel silk-based scaffold platform for tissue engineering and regenerative medicine.
  • To create a critically-sized, fully degradable scaffold with tunable material properties.
  • To incorporate linear hollow channels for improved nutrient and oxygen transport.

Main Methods:

  • Fabrication of a silk-based scaffold platform with tunable material properties.

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Core/shell Printing Scaffolds For Tissue Engineering Of Tubular Structures
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Core/shell Printing Scaffolds For Tissue Engineering Of Tubular Structures

Published on: September 27, 2019

Related Experiment Videos

Last Updated: May 18, 2026

Tissue Engineering: Construction of a Multicellular 3D Scaffold for the Delivery of Layered Cell Sheets
09:24

Tissue Engineering: Construction of a Multicellular 3D Scaffold for the Delivery of Layered Cell Sheets

Published on: October 3, 2014

Engineered 3D Silk-collagen-based Model of Polarized Neural Tissue
06:17

Engineered 3D Silk-collagen-based Model of Polarized Neural Tissue

Published on: October 23, 2015

Core/shell Printing Scaffolds For Tissue Engineering Of Tubular Structures
05:52

Core/shell Printing Scaffolds For Tissue Engineering Of Tubular Structures

Published on: September 27, 2019

  • Assembly of scaffolds with dimensions ranging from millimeters to centimeters.
  • Incorporation of arrays of linear hollow channels within the scaffold bulk.
  • Functionalization of scaffolds for localized bioactivity and controlled degradation rates.

    • Main Results:

    • Demonstrated tunable material properties, including mechanical characteristics and degradation rates.
    • Successfully engineered critically-sized scaffolds suitable for tissue formation.
    • Showcased arrays of linear hollow channels that facilitate oxygen and nutrient delivery.
    • Confirmed that the hollow channel arrays support localized and confluent endothelialization.

    Conclusions:

    • The developed silk-based scaffold platform offers a versatile solution for tissue engineering needs.
    • The tunable properties and integrated channel system address critical limitations in current biomaterial scaffolds.
    • This platform provides a unique tool for engineering tailored scaffolds for diverse regenerative medicine applications.