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Updated: Aug 29, 2025

Isolation, Propagation, and Identification of Bacterial Species with Hydrocarbon Metabolizing Properties from Aquatic Habitats
Published on: December 7, 2021
Marine Bacterial Dextranases: Fundamentals and Applications
Noora Barzkar1, Olga Babich2, Rakesh Das3
1Department of Marine Biology, Faculty of Marine Science and Technology, University of Hormozgan, Bandar Abbas 74576, Iran.
Marine bacteria offer a superior source for dextranase enzymes, which are crucial for applications like dental plaque removal and producing medical substitutes. These enzymes show higher efficacy and suitability compared to traditional sources.
Area of Science:
- Biochemistry
- Microbiology
- Enzymology
Background:
- Dextran is a biodegradable polysaccharide with various industrial and medical applications.
- Dextranase (E.C. 3.2.1.11) hydrolyzes dextran, with current sources from terrestrial fungi facing production and environmental challenges.
- Marine bacteria present a promising alternative for dextranase production, offering improved efficacy and suitability for specific applications.
Purpose of the Study:
- To review the properties of dextran and dextran-hydrolyzing enzymes, with a focus on marine bacterial sources.
- To explore the biochemical features of marine bacterial dextranases.
- To discuss the potential of marine bacterial dextranase in dental plaque removal.
Main Methods:
- Literature review of dextranase-producing microorganisms from marine environments.
- Analysis of biochemical properties of marine bacterial dextranases.
- Evaluation of marine bacterial dextranase applications, particularly in oral care.
Main Results:
- Marine bacteria are identified as a viable and advantageous source for dextranase production.
- Marine bacterial dextranases exhibit high enzymatic activity, making them highly effective for dental plaque removal.
- These enzymes have potential applications in food products, medicine, and enhancing antibiotic activity.
Conclusions:
- Marine bacterial dextranases are preferable for plaque removal due to their high enzymatic activity.
- This research supports the development of novel oral care products utilizing marine bacterial enzymes.
- Marine sources offer a sustainable and efficient alternative for dextranase production.
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