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Immobilization of microbial cells by adsorption
Journal of Biotechnology
|October 1, 1990
Summary
Immobilized cells are crucial for biotechnology, with adsorption onto supports offering advantages. This study evaluates adsorption methods based on biomass loading, adhesion, and stability.
Area of Science:
- Biotechnology and bioprocess engineering
- Cell immobilization techniques
Background:
- Immobilized cells are vital for numerous biotechnological applications.
- Two primary immobilization methods exist: entrapment in polymers and adsorption onto support materials.
Purpose of the Study:
- To critically evaluate the immobilization of cells via adsorption onto support materials.
- To analyze key performance criteria for adsorption-based immobilization.
Main Methods:
- Review and analysis of immobilization by adsorption.
- Evaluation based on specific criteria: biomass loading, adhesion strength, enzymatic stability, biocatalyst activity, process effectiveness, and operational stability.
Main Results:
- Adsorption offers a viable immobilization strategy.
- Performance is contingent on factors like biomass loading and adhesion.
- Enzymatic stability and operational robustness are key considerations.
Conclusions:
- Immobilization by adsorption is a significant technique in biotechnology.
- Careful selection of support materials and optimization of parameters are essential for effective cell immobilization.