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Encapsulation of bacterial cells in electrospun microtubes.
1Faculty of Civil and Environmental Engineering, Technion, Israel Institute of Technology Haifa 32000, Israel.
Biomacromolecules
|January 5, 2011
Summary
Microbial cells encapsulated in electrospun microtubes show promise for bioremediation. These immobilized cells retain enzymatic activity and proliferation, supporting their use in water pollutant treatment.
Area of Science:
- Environmental Science
- Biotechnology
- Materials Science
Background:
- Bioremediation is crucial for water purification.
- Immobilization techniques enhance microbial efficacy.
- Electrospinning offers potential for cell encapsulation.
Purpose of the Study:
- To investigate the encapsulation of whole microbial cells in electrospun microtubes.
- To assess the suitability of these microtubes for bioremediation applications.
- To evaluate the viability and activity of encapsulated microbial cells.
Main Methods:
- Co-electrospinning of a core-shell structure using a dual-coaxial spinneret.
- Incorporation of bacterial cells within the core polymer solution.
- Characterization of microtube porosity and cell support capabilities.
Main Results:
- Successfully fabricated porous microtubes capable of supporting cell attachment.
- Encapsulated microbial cells maintained phosphatase, β-galactosidase, and denitrification activities.
- Demonstrated that encapsulated cells responded to activity-inducing conditions.
Conclusions:
- Electrospun microtubes provide a viable platform for immobilizing intact microbial cells.
- This method supports cell viability, enzymatic function, and proliferation for bioremediation.
- The developed microtube system shows potential for effective water pollutant treatment.
