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Home » Topics » Contamination Control » Cross-Contamination

Cross-Contamination
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smoked salmon toast

Listeria From Multispecies Biofilms More Prone to Growth in RTE Foods, Study Shows

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Food Safety Magazine Editorial Team
August 18, 2025

A recent study found that Listeria monocytogenes from multispecies biofilms exhibits higher growth in ready-to-eat (RTE) cold-smoked salmon than L. monocytogenes from single-species biofilms. Additionally, L. monocytogenes contamination from the multi-species biofilm surpassed EU regulatory limits after 15 days of storage.



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employee disinfecting table at restaurant

New Data From CDC on Contributing Factors of Foodborne Illness Outbreaks in 2014–2022

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Food Safety Magazine Editorial Team
March 11, 2025

CDC released a summary of Foodborne Disease Outbreak Surveillance System data, analyzing the causes of foodborne illness outbreaks that occurred between 2014 and 2022.


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gluten free snacks

Food Safety and Sustainability with Gluten-Free Options

Meghan Donnelly M.S., R.D.N., C.D.N.
December 30, 2024

A gluten-free diet is the only treatment for individuals with celiac disease, which is an autoimmune disease affecting approximately 1 percent of the world population. Even small amounts of gluten ingestion can cause a person with celiac disease to become ill, which is why food safety is paramount.


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whole, half, and sliced cantaloupes

Study Examines Public Health Burden of Salmonella Outbreaks Linked to Cantaloupe

Bailee Henderson headshot
Bailee Henderson
November 27, 2024

An analysis of salmonellosis outbreaks linked to melons showed cantaloupes to have a higher public health burden than other melons, and revealed factors that may contribute to more severe outbreaks.


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cantaloupe rinds close up

Can Cantaloupe Be Made Fit For Purpose?

Eric Wilhelmsen
Eric Wilhelmsen Ph.D., CFS
November 5, 2024

Treating melons as food as soon as possible—even though they will be peeled—is needed to mitigate the risks associated with the three contamination mechanisms for cantaloupe. Zero risk is impossible, but can industry do better?


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side profile of cat eating from bowl on floor

UK FSA Testing of Raw Pet Food Shows Dogs, Cats at Medium Risk of Salmonella Infection

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Bailee Henderson
July 12, 2024

Testing and sampling of raw dog and cat food sold at retail across the UK has shown a high prevalence of significant foodborne pathogens, putting pets and pet owners at varying risk of infection by different bacteria, according to the UK Food Standards Agency (FSA).


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BIZTRACKS

Study: Are Gloves Worn by Food Handlers Protective of or Damaging to Food Safety?

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Food Safety Magazine Editorial Team
May 30, 2024

A recent study published in the Journal for Food Protection and funded by Eagle Protect PBC has demonstrated the risk of microbial, chemical, and physical contamination risks posed to food by disposable gloves worn by food handlers.


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green and white paper straws on marble surface

Study Shows Risk of Gluten Migration into Food from Biodegradable Plates, Straws

Bailee Henderson headshot
Bailee Henderson
May 29, 2024

A recent study examined the extent of gluten migration from different biodegradable food contact materials into a variety of liquid and solid foods to provide a more comprehensive basis for assessing the risk of exposure for wheat allergy and celiac disease patients.


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kitchen staff man looking at camera

Extensive Food Safety Resources for Foodservice Managers Offered by Idaho Health Department

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Food Safety Magazine Editorial Team
December 27, 2023

 Idaho Central District Health (CDH) recently published a webpage offering a plethora of resources for foodservice managers to help them practice active managerial control (AMC), which involves actively leading employees in food handling practices to reduce the occurrence of foodborne illness risk factors.


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sink drain close-up

Foodborne Salmonella Outbreak Points to Drainage Systems as a Contamination Risk Factor

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Food Safety Magazine Editorial Team
December 6, 2023

A recent analysis of a Canadian foodborne salmonellosis outbreak investigation has highlighted the importance of considering possible aerosolization of bacteria from drainage systems in restaurants as a risk factor for foodborne illness outbreaks.


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October 6, 2026

Advances in Environmental Monitoring Science and Strategy

Live: October 6, 2026 at 2:00 pm EDT: This webinar will cover how environmental monitoring science and EMP strategies support sanitation verification and the safe production of food.

October 15, 2026

How to Prevent Physical Contamination in Food Production and Strengthen Compliance

Live: October 15, 2026 at 2:00 pm EDT: Attend this webinar to gain insight into how product inspection helps protect your brand, reduce recall risk, and support compliance.

October 29, 2026

FDA Proposes Major GRAS Reform: What It Could Mean for Your Business

Live: October 29, 2026 at 2:00 pm EDT: Attend this webinar to examine potential implications for self-GRAS, Flavor and Extract Manufacturers Association (FEMA) GRAS, and food-contact substances.

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