Research – Machine Learning and Predictive Microbiology: Enhancing Food Safety Models

Frontiers In.org

The field of food safety is critical in ensuring that the food supply remains safe and nutritious from production to consumption. One of the most pressing challenges in this area is controlling microbial growth, which can significantly reduce the shelf life of food products and pose health risks. The composition and physicochemical characteristics of food can either inhibit or promote the growth of foodborne pathogens. Traditional microbial growth models, often used in laboratory settings, do not always translate well to real-world food environments due to the unique conditions present in food systems. Predictive microbiology has emerged as a valuable tool in this context, allowing researchers to predict the behavior of pathogenic and spoilage microorganisms under various controlled conditions. Despite advancements, there remain significant gaps in our understanding of how to effectively apply these models across different stages of the food processing chain. The need for more comprehensive and adaptable models is evident, particularly as the food industry continues to evolve its processing techniques to enhance food safety and shelf life.
This research topic aims to explore the development and application of predictive models in food safety throughout the processing chain. The primary objectives include understanding how new processing conditions impact microbial safety, examining the interactions between food ingredients and antimicrobials, and developing robust models that can predict microbial behavior in diverse food environments. Specific questions to be addressed include: How do changes in food composition affect microbial growth? What are the best practices for integrating machine learning into predictive microbiology? How can we construct and validate models that are applicable across various stages of food production?
To gather further insights into the boundaries of predictive models in food safety, we welcome articles addressing, but not limited to, the following themes:
– Impact of new food processing conditions on the microbial safety of the final product
– Interaction of added antimicrobials and food ingredients on food safety
– Use of growth/no growth models for the growth of pathogens
– Impact of food composition modifications on the growth of pathogens or concentration of toxins
– Development of empirical or theoretical models for assessing microbial growth under food system conditions
– Machine learning applications in predictive microbiology
– Construction and validation of tertiary predictive models

Research – EPA Approves First Antimicrobial Treatment of Foodborne Pathogens in Preharvest Agricultural Water

Food Safety.com

The first-ever registration of an antimicrobial treatment for foodborne pathogens in preharvest agricultural water has been approved by the U.S. Environmental Protection Agency (EPA), setting a new precedent for preharvest agricultural water treatments specifically intended to reduce the presence of pathogens that affect food safety.

The successful registration of SANIDATE 12.0 is the result of a collaborative effort between EPA and the U.S. Food and Drug Administration (FDA) to develop and refine an efficacy protocol to support such registrations. Using the revised efficacy protocol, the University of Arizona and industry members worked together to register SANIDATE 12.0 for use against foodborne pathogens like Escherichia coli and Salmonella in preharvest agricultural water, and to provide feedback on the protocol that informed updates regarding testing parameters and to clarify the protocol for future users.

USA – FDA – CPG Sec 540.525 Scombrotoxin (Histamine)-forming Fish and Fishery Products – Decomposition and Histamine (CPG 7108.24)

FDA

The purpose of this compliance policy guide (CPG) is to provide guidance for FDA staff on adulteration associated with decomposition and/or histamine identified during surveillance sampling and testing of fish and fishery products susceptible to histamine formation.

In general, FDA’s guidance documents do not establish legally enforceable responsibilities. Instead, guidances describe our current thinking on a topic and should be viewed only as recommendations, unless specific regulatory or statutory requirements are cited. The use of the word should in FDA guidances means that something is suggested or recommended, but not required.

Download the Compliance Policy Guide (CPG)


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