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Post categorized under: Food Safety

Food Safety

Even with COVID-19 dominating the headlines, Food Safety depends upon rapid, reliable detection of bacterial pathogens. With recalls costing the Food industry $100M per year or more, PathogenDx has rapidly adapted AOAC-Certified technology to speed up the clock on certainty and reliability to thwart Salmonella, Listeria and L. mono. Here’s a sampling of the issues driving our innovation.


  • Multiple dog food brands recalled due to salmonella contamination

    Salmonella is a danger not only to us, but also to our furry friends. Three brands of pet food have been recalled in recent weeks after testing positive for salmonella, and there have been at least seven recalls this year. There have been at least seven recalls this year for dog food found to contain salmonella or potentially harmful elevated levels of vitamins.

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  • Listeria Detection Leads to Collard Greens Recall in Tennessee

    The Tennessee Department of Agriculture’s Consumer and Industry Services Division (CIS) is issuing a public advisory to warn consumers of Listeria monocytogenes discovered in a package of collard greens sold in Tennessee. During routine surveillance sampling, a CIS Food and Dairy Inspector purchased a food sample from a Kroger store in Nashville, Tenn. Laboratory results revealed the presence of Listeria monocytogenes in a 16-ounce package of Kroger Brand Collard Greens. The vegetables originated from Baker Farms in Norman Park, Ga.

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  • CDC warns of Listeria outbreak linked to “On The Go” ice cream cups

    The CDC reports two people infected with the outbreak strain of Listeria have been reported, one from New York and one from Pennsylvania. Both have been hospitalized, and neither died.
    The true number of sick people in this outbreak is likely higher than the number reported, and the outbreak may not be limited to the states with known illnesses.

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  • How to protect yourself from Listeria amid outbreak

    Three people died and three others were hospitalized following an outbreak of Listeria bacteria (listeriosis) at the Tacoma-area Frugals location. The Washington State Department of Health traced the outbreak to milkshakes at the regional burger chain’s location on Pacific Avenue. Listeria is commonly caused by raw food sources, like unpasteurized or raw milk. DOH testing revealed all Frugals milkshake flavors contained the Listeria strain from the outbreak. All six patients were older than 40 and had weakened immune systems.

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  • Serotypes and the Importance of Serotyping Salmonella

    Salmonella have many different serotypes. Some serotypes are only found in one kind of animal or in a single place, while others are found in many different animals, like poultry, and all over the world. Groups such as older adults, people with weakened immune systems, and children under five years old have a higher risk for Salmonella infection. Infections in these groups can be more severe, resulting in long-term health consequences or death.

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  • Listeria Outbreak Caused By No Implemented ‘Food Safety Plan’

    According to the CDC, the listeria outbreak that left 27 people hospitalized, ended in November 2022, however, a ‘warning letter’ from the FDA revealed new details surrounding the Big Olaf Creamery. In the letter, the FDA said Big Olaf ‘did not prepare, or have prepared, and implement a food safety plan at all’, opening the possibility for large outbreaks.

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  • Foodborne Pathogen Outbreaks: FDA Attempting to Improve Safety of Imported Produce

    The FDA has outlined efforts to improve safety of imported produce after several large Listeria and Salmonella foodborne pathogen outbreaks from produce imported from Europe. The U.S. currently imports roughly 32 percent of its fresh vegetables and 55 percent of its fresh fruit.

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  • Hospitalizations From Listeria Monocytogenes Continue

    The massive recall linked to foodborne pathogen Listeria continues to hospitalize people. The Michigan based company responsible makes cheeses marketed under prominent brands such as Good & Gather, Trader Joe’s, Fresh Thyme and many more. Its products are sold at stores like Whole Foods, Stop & Shop, Albertsons, Safeway, and Meijer. Investigators are working to determine if additional brands may be contaminated.

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  • Washington State Officials Investigate Outbreak of Infections Caused by E. coli

    An outbreak of infections from E. coli is under investigation in Seattle, Washington state. There have been several patients confirmed in the outbreak. All seven are from East African communities within the county. Genetic fingerprinting results (whole genome sequencing) indicate that all seven ill people have the same genetic strain meaning they likely have a common source of infection, according to public health officials.

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  • Romaine on Wendy’s Sandwiches Linked to Multistate E. coli Outbreak

    Wendy’s is removing romaine lettuce from its sandwiches in some of its restaurants because it has been linked to a multistate outbreak of infections caused by E. coli. The CDC reported this afternoon that 37 people are now confirmed sick, up from 29 on Tuesday this week. The sick people live in Michigan, Ohio, Pennsylvania, and Indiana.

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