Development of hydrogels from cell wall of Aspergillus oryzae containing chitin-glucan and wet spinning to monofilaments
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View abstract on PubMed
Summary
This summary is machine-generated.Sustainable biomaterials from fungal mycelium were developed using food waste. Modified fungal materials formed strong, elastic monofilaments, showcasing potential for eco-friendly material innovation.
Area Of Science
- Biomaterials Science
- Mycology
- Sustainable Materials Engineering
Background
- Fungal mycelium offers a sustainable source for bio-based materials.
- Valorization of food waste, such as bread waste hydrolysate, is crucial for a circular economy.
Purpose Of The Study
- To develop novel biomaterials from fungal biomass (Aspergillus oryzae) cultivated on bread waste.
- To enhance the properties of fungal chitin-glucan material for hydrogel and monofilament production.
Main Methods
- Cultivation of Aspergillus oryzae on bread waste hydrolysate.
- Isolation of alkali-insoluble material (AIM) rich in chitin-glucan.
- Modification of AIM via deacetylation and freeze-thaw treatments to increase glucosamine (GlcN) content.
- Formation of hydrogels and wet spinning into monofilaments.
Main Results
- Increased GlcN content in modified AIM (AIM-DAC and AIM-FRTH-DAC).
- Formation of hydrogels with distinct morphologies (aggregated vs. porous interconnected networks).
- Produced monofilaments exhibited high tensile strength (up to 70 MPa) and 12% elongation at break.
Conclusions
- Fungal cell walls, rich in chitin-glucan, are a viable source for biomaterials.
- Food waste valorization through fungal cultivation provides a sustainable pathway for material development.
- Modified fungal materials demonstrate potential for creating high-performance bio-based textiles and materials.
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