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Updated: Jun 29, 2026
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Fabrication of a Bioactive, PCL-based "Self-fitting" Shape Memory Polymer Scaffold
Published on: October 23, 2015
PCL microspheres based functional scaffolds by bottom-up approach with predefined microstructural properties and
Alessia Luciani1, Valentina Coccoli, Silvia Orsi
1Interdisciplinary Research Centre on Biomaterials (CRIB), University of Naples Federico II, Piazzale Tecchio 80, 80125 Naples, Italy.
Biomaterials
|October 7, 2008
Summary
This study presents a novel method for creating bioactive scaffolds using poly(epsilon-caprolactone) (PCL) microcarriers. These scaffolds offer controlled porosity, mechanical properties, and sustained release of growth factors for tissue engineering.
Area of Science:
- Biomaterials Science
- Tissue Engineering
- Polymer Chemistry
Background:
- Tissue engineering requires advanced biomaterials for guided cellular activity and tissue regeneration.
- Biodegradable scaffolds integrated with controlled growth factor delivery are crucial for enhancing neogenesis.
Purpose of the Study:
- To develop a bottom-up approach for creating bioactive scaffolds with tunable pore size and interconnectivity.
- To incorporate protein-loaded polymeric microcarriers for localized, chrono-programmed bioactive signal delivery.
Main Methods:
- Fabrication of poly(epsilon-caprolactone) (PCL) microspheres using single and double emulsion techniques.
- Thermal assembly of protein-free PCL microspheres and protein-loaded PCL microcarriers to form bioactive scaffolds.
- Characterization of scaffold pore dimensions, interconnectivity, and mechanical properties.
Main Results:
- Scaffold pore size, interconnectivity, and mechanical properties were controllable via microparticle size and processing conditions.
- Protein-loaded microcarriers were successfully integrated, demonstrating sustained release of bovine serum albumin (BSA).
- The developed matrices allow for simultaneous control over porosity, mechanical strength, and spatial-temporal distribution of bioactive signals.
Conclusions:
- This novel scaffold fabrication method enables precise control over key structural and functional properties.
- The bioactive scaffolds facilitate controlled delivery of therapeutic signals, advancing tissue regeneration strategies.
- The approach holds promise for developing sophisticated, multi-functional biomaterials for regenerative medicine.
