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Electrospinning Fibrous Polymer Scaffolds for Tissue Engineering and Cell Culture
Published on: October 21, 2009
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Electrospun polysaccharide scaffolds: wound healing and stem cell differentiation
Preethi G U1, Unnikrishnan B S1, Sreekutty J1
1Laboratory of Biopharmaceuticals and Nanomedicine, Division of Cancer Research, Regional Cancer Centre, Thiruvananthapuram, Kerala, India.
Journal of Biomaterials Science. Polymer Edition
|December 28, 2021
Summary
Newly developed tamarind seed kernel polysaccharide scaffolds, enhanced with silver nanoparticles, show excellent wound healing and antimicrobial properties in preclinical studies. These biocompatible scaffolds promote stem cell differentiation for improved healing responses.
Area of Science:
- Biomaterials Science
- Regenerative Medicine
- Nanotechnology
Background:
- Biocompatibility is crucial for clinical translation of biomedical scaffolds.
- Effective wound healing requires materials with enhanced bioactivity and antimicrobial properties.
Purpose of the Study:
- To fabricate electrospun scaffolds from tamarind seed kernel polysaccharide (TSKPS) for wound healing.
- To enhance the antimicrobial activity of TSKPS scaffolds using silver nanoparticles (AgNPs).
- To evaluate the wound healing efficacy and mechanism of the developed scaffolds.
Main Methods:
- Electrospinning of TSKPS to create scaffolds.
- Incorporation of in-house synthesized silver nanoparticles (AgNPs) into TSKPS scaffolds.
- In vivo wound healing and antimicrobial testing in murine models.
- Stem cell differentiation analysis (adipogenesis) via fluorescent microscopy and marker expression.
- Toxicological evaluation through histopathology and collagen staining.
Main Results:
- The fabricated TSKPS/AgNP scaffolds demonstrated significant wound healing capabilities.
- Enhanced antimicrobial activity was observed for the TSKPS/AgNP scaffolds.
- Toxicological assessments confirmed the absence of off-target effects.
- Stem cell differentiation screening revealed prominent adipogenesis, suggesting a role in promoting healing.
Conclusions:
- TSKPS/AgNP scaffolds exhibit promising biocompatibility, wound healing, and antimicrobial properties.
- The scaffolds appear to mediate stem cell differentiation, contributing to a progressive wound healing response.
- Further research is warranted to fully elucidate the combined therapeutic role of these scaffolds.
