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Mining marine shellfish wastes for bioactive molecules: chitin and chitosan--Part B: applications
Maria Hayes1, Brian Carney, John Slater
1Centre of Applied Marine Biotechnology (CAMBio), Letterkenny Institute of Technology, Letterkenny, Co. Donegal, Ireland. Maria.Hayes@Lyit.ie
Biotechnology Journal
|March 6, 2008
Summary
Chitin and chitosan, derived from shell waste, offer biodegradable and non-toxic properties for diverse applications. These biopolymers exhibit antibacterial and immunomodulatory activities, expanding their use in biotechnology and medicine.
Area of Science:
- Biomaterials Science
- Biotechnology
- Biochemistry
Background:
- Chitin and chitosan possess unique chemical properties like biodegradability and hydrophilicity.
- Shell waste by-products offer a sustainable source for these valuable biopolymers.
Purpose of the Study:
- To review the diverse bioactivities and applications of chitin, chitosan, and their derivatives.
- To highlight the potential of shell waste as a source for these biomaterials.
Main Methods:
- Literature review of scientific publications on chitin and chitosan.
- Analysis of reported biological actions and industrial applications.
Main Results:
- Chitin and chitosan demonstrate biodegradability into non-toxic products and exhibit physiological inertness.
- Identified biological actions include antibacterial, ACE-inhibitory, and immunomodulatory activities.
- Chitinolytic microbes and enzymes contribute to generating novel bioactivities.
Conclusions:
- Chitin, chitosan, and derivatives have broad utility in biotechnology, agriculture, food, nutraceutical, medicinal, and pharmacological sectors.
- Applications extend to bioremediation and gene therapy.
- Shell waste is a promising resource for sustainable biomaterial development.
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