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Listeria Contamination of Raw Pet Food

By Scott Weese on July 5, 2024
Posted in Cats, Dogs
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A recent recall of a raw pet food diets in the US due to contamination with Listeria monocytogenes has sparked some concern about the risks to people (and pets) that might have been exposed to these products.

In some ways, the big concerns raised by the recall are misplaced, not because it’s not an issue…

Raw food recall…with a twist

By Scott Weese on July 6, 2015
Posted in Cats, Dogs

Dog foodI don’t usually write about recalls of raw pet foods because… well, finding Salmonella, E. coli or Listeria in raw meat is far from surprising (although certainly concerning). However, the recent recall of Stella & Chewy’s products because of Listeria contamination is noteworthy.

Why?

Because their food is treated with high pressure pasteurization (HPP).…

Listeriosis in a dog from recalled meat?

By Scott Weese on August 9, 2009
Posted in Dogs

A Windsor, Ontario woman is convinced that her dog acquired listeriosis afetr eating recalled hot dogs.  Last week, Maple Leaf Foods recalled various hot dog products because of low-level contamination with the bacterium Listeria monocytogenes, the cause of listeriosis. Her dog Tigger was fed four hot dogs one evening, and the next morning…

Why not to feed puppies human breast milk (in case you needed a reason)

By Scott Weese on February 10, 2009
Posted in Dogs, Other diseases

I came across an interesting (and somewhat bizarre) paper in the journal The Lancet from 1988. It described a case of listeriosis in a baby. Listeriosis is caused by the bacterium Listeria monocytogenes. Human infections are usually acquired from eating contaminated food. I made some comments about the risk of listeriosis to household pets in…

Listeriosis outbreak in Canada: are pets at risk?

By Scott Weese on August 27, 2008
Posted in Cats, Dogs, Other diseases, Salmonella

PastramiAn ongoing outbreak of listeriosis in people in Canada has been linked to prepared meat products from Ontario. At least six deaths have been reported, and others are under investigation. While it is unlikely that there has been widespread exposure of dogs and cats, it is certainly possible that some pets were fed the recalled…

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Worms & Germs Blog is an educational website coordinated by Drs. Scott Weese and Maureen Anderson of the Ontario Veterinary College’s Centre for Public Health and Zoonoses. The site was initially set up with the help of funding from City…

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The Centre for Public Health and Zoonoses offers information relating to zoonotic diseases (diseases transmitted from animals to people), including aspects of human and pet health, infection prevention and control, and vaccination. It is located at the University of Guelph, in Ontario, Canada.

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