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Biological Methods for Microbial Control

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Biological agents offer an effective means of controlling microbial growth by leveraging natural processes like predation, competition, and the secretion of antimicrobial substances.Predatory bacteria such as Bdellovibrio species target and kill pathogens like Salmonella and E. coli. They are widely used in poultry farms to control infections. Myxococcus species help combat plant-pathogenic fungi. These naturally occurring predators serve as eco-friendly alternatives to chemical pesticides and...

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Design and Use of an Apparatus for Quantifying Bivalve Suspension Feeding at Sea

Design and Use of an Apparatus for Quantifying Bivalve Suspension Feeding at Sea

Published on: September 5, 2018

Biological approaches for controlling shellfish-associated pathogens.

Max Teplitski¹, Anita C Wright, Graciela Lorca

¹Department of Soil and Water Science, University of Florida-Institute of Food and Agricultural Sciences (IFAS), Gainesville, FL 32611, USA. maxtep@ufl.edu

Current Opinion in Biotechnology

|April 4, 2009

Summary

This summary is machine-generated.

Biological controls, like probiotic bacteria, are being explored to enhance the safety of live seafood. These methods aim to reduce harmful bacteria in shellfish without harming the animals, addressing consumer demand for raw products.

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Area of Science:

Marine microbiology
Food safety
Aquaculture

Background:

Increasing global seafood consumption correlates with a rise in foodborne illness outbreaks.
Traditional postharvest treatments for seafood-associated bacteria often harm live mollusks.
Consumer demand for raw, live shellfish necessitates alternative safety strategies.

Purpose of the Study:

To explore biological approaches for improving the microbiological safety of live shellfish.
To investigate the potential of probiotic bacteria in reducing human pathogens in live shellfish.
To assess postharvest biological controls for removing pathogenic Vibrio species.

Main Methods:

Review of existing postharvest treatment efficacy and impact on mollusks.
Consideration of probiotic bacteria applications for pathogen reduction.
Evaluation of biological controls for removing commensal Vibrio spp.

Main Results:

Biological approaches are being considered due to persistent consumer preference for raw live shellfish.
Probiotic bacteria show potential for reducing human pathogens in live shellfish.
Postharvest biological controls are crucial for removing pathogenic Vibrio spp.

Conclusions:

Biological methods, including probiotics, offer a promising avenue for ensuring the microbiological safety of live shellfish.
Further research is needed to combine depuration with strategies like chemical disruption of bacterial attachment or signaling.
These integrated approaches may effectively remove shellfish-associated Vibrio spp. pathogenic to humans.