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Home » Topics » Testing & Analysis » Microbiological

Microbiological
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ARTICLES

Testing

Guilty Until Proven Innocent: Presumption of Positivity and the Presumed Problem of Nonconfirmable Presumptives in Food Pathogen Diagnostics

Daniel R. Demarco Ph.D.
February 26, 2021

The rate of nonconfirmable presumptives in food pathogen diagnostics has increased significantly in recent years. We explore the reasons why in this article.



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lettuce image

You Can’t Change the Future by Always Looking at the Past

Ongoing food safety issues with leafy greens
Keith Warriner Ph.D.
January 15, 2021

I recall sitting in the office one day in the fall of 2018 when I received a call from a reporter who informed me that there had been a further outbreak of Escherichia coli O157:H7 linked to romaine lettuce. After an initial response of “oh, no,” the reporter asked why do we continue to have outbreaks linked to lettuce? 


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Adoption of WGS: What Is Going On?

Bob Ferguson
August 17, 2020
Whole-genome sequencing has changed how the identification of outbreaks and harborage organisms is performed.
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Trends in Food Safety Testing

Bob Ferguson
June 24, 2020
Food safety testing volumes are increasing and focus on Listeria.
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Analytical Testing in Food Safety Continues to Grow

Bob Ferguson
April 16, 2020
No trend has been reported as being more impactful than the increase in the amount of analytical testing being conducted—especially the increase in testing for microorganisms.
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Keys to Effective Monitoring for Listeria

Samuel D Alcaine
August 20, 2019
For ready-to-eat food processors, developing and implementing pathogen environmental monitoring programs are important parts of their sanitation controls.
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STEC, EHEC, or E. coli O157? Differentiating between Targets

Patrick Bird M.Sc.
June 18, 2019
Shiga toxin-producing Escherichia coli strains can cause foodborne illness, necessitating the expansion of testing for these organisms.
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Biosensor-Based Rapid Pathogen Detection: Are We There Yet?

Jie Xu Ph.D.
June 18, 2019
The ability to rapidly detect the presence of viable pathogens along the production chain is essential for determining intervention and control strategies.
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Reduce Risk and Improve Efficiency with In-House Environmental Monitoring

October 1, 2018
The processing environment is particularly susceptible to food pathogens, making pathogen testing a crucial component of any environmental monitoring program.
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Effortless Water Testing for Coliforms and Escherichia coli with Colilert® and Colisure®

October 1, 2018
Measuring coliforms is critical in a wide variety of source water applications, including required regulatory compliance testing, bottled water testing, and for fresh-cut produce or fruit rinse water .
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March 4, 2021

Environmental Pathogen Management: Working Toward a Preventive Model

LIVE: March 4, 2021 at 4:00 pm EST: This webinar will present a risk-based model for an EPM program, which aligns with international guidelines and expectations. The model offers a pathway for the standardized implementation of EPM in any food company.

March 9, 2021

Using a Quality Management System as a Competitive Advantage

LIVE: March 9, 2021 at 2:00 pm EST: During this webinar, you’ll hear insights, best practices, and lessons learned from an expert panel with experience transforming their quality processes in the food and beverage industry. You’ll also learn how to best leverage rapid digitization to accelerate your quality journey. 

March 16, 2021

How Can Data Science Boost Food Safety?

LIVE: March 16, 2021 at 2:00 pm EDT: Join our live webinar with industry thought leaders to explore the potential power of new technology in improving food safety. We’ll explore how machine learning and big data scanning solutions can help support food safety and traceability when combined with sector expertise.

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Trends in Food Safety and Protection explores the recent developments and ongoing research in the field of food safety and protection. The book covers improvements in the existing techniques and implementation of novel analytical methods for detecting and characterizing foodborne pathogens.
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