Pcl Scaffold
Pcl Scaffold - Related Videos
09:37
Fabrication of a Bioactive, PCL-based "Self-fitting" Shape Memory Polymer Scaffold
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Cited by 33 •
2015
Scaffolds capable of fitting within cranio-maxillofacial (CMF) bone defects while exhibiting osteoconductivity and bioactivity are of interest. This protocol describes the preparation of a shape memory scaffold based on polycaprolactone diacrylate (PCL-DA) using a solvent-casting particulate-leaching (SCPL) method employing a fused salt template and application of a bioactive polydopamine coating.
09:32
Electrospun Nanofiber Scaffolds with Gradations in Fiber Organization
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Cited by 5 •
2015
Here, we present a protocol to fabricate electrospun nanofiber scaffolds with gradated organization of fibers and explore their applications in regulating cell morphology/orientation. Gradients with regard to physical and chemical properties of the nanofiber scaffolds offer a wide variety of applications in the biomedical field.
11:13
Composite Scaffolds of Interfacial Polyelectrolyte Fibers for Temporally Controlled Release of Biomolecules
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Cited by 3 •
2015
Scaffolds for tissue engineering need to recapitulate the complex biochemical and biophysical microenvironment of the cellular niche. Here, we show the use of interfacial polyelectrolyte complexation fibers as a platform to create composite, multi-component polymeric scaffolds with sustained biochemical release.
12:28
Melt Electrospinning Writing of Three-dimensional Poly(ε-caprolactone) Scaffolds with Controllable Morphologies for Tissue Engineering Applications
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Cited by 56 •
2017
This protocol serves as a comprehensive guideline to fabricate scaffolds via electrospinning with polymer melts in a direct writing mode. We systematically outline the process and define the appropriate parameter settings for achieving targeted scaffold architectures.
04:33
Decellularized Porcine Esophageal Scaffold Preparation: A Technique to Generate Acellular Scaffold from a Pig Esophagus
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2023
In this video, we demonstrate the preparation of a decellularized pig esophagus scaffold, with its biochemical architecture and composition preserved, for tissue engineering applications.
FAQs
Water-driven hydrolysis breaks the polymer’s ester bonds, causing the scaffold to degrade gradually rather than disappear immediately. This creates a temporary support period during which cells can attach and organize, followed by progressive material loss as new tissue develops. Researchers therefore consider degradation behavior when designing scaffolds for tissue integration and regeneration.
Porosity and interconnections shape how nutrients move through the scaffold and how cells occupy its three-dimensional space. An interconnected structure can provide pathways throughout the material, while pore features influence cell organization and tissue development. Adjusting these characteristics helps researchers balance transport, cellular arrangement, and the scaffold’s role as temporary support.
Fiber structure affects the available surface for cell attachment and contributes to the scaffold’s three-dimensional organization. Because researchers can tailor fiber features alongside porosity and degradation behavior, they can influence how cells arrange themselves within the material. These design choices are relevant when guiding tissue formation and promoting integration with developing tissue.
Researchers adjust porosity, fiber structure, and degradation behavior to match the intended regenerative context. Porosity influences nutrient transport, fiber structure supports cell attachment and organization, and degradation timing determines how long temporary material remains as tissue develops. Considering these properties together allows scaffold design to address both cellular behavior and tissue integration.
PCL scaffolds are applied in tissue engineering studies involving bone, cartilage, nerve, and soft-tissue repair. Their usefulness across these areas comes from combining temporary mechanical support with a surface for cell attachment and gradual biodegradation. The same general material platform can therefore be tailored toward different regenerative objectives by modifying its structural and degradation characteristics.
Evaluation can focus on whether the scaffold maintains suitable temporary support, permits nutrient transport, supports cell attachment and organization, and integrates with developing tissue. Researchers may also examine how gradually the material breaks down through hydrolysis. Together, these outcomes indicate whether the scaffold’s architecture and degradation behavior are guiding regeneration as intended.