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# Human MRSA Strain From Cows
- URL: https://www.foodconsumer.org/human_mrsa_strain_from_cows_0817130815/
- Published: 2013-08-17T09:15:00.000Z
- Updated: 2026-09-15T13:58:37.000Z
- Description: An American Society for Microbiology article reports that a community-associated MRSA strain originated in cows and jumped to farm workers more than 40 years ago. The authors say farm animals may be a reservoir for future pandemic outbreaks.
- Author: Food Consumer
- Tags: Biological, Food Safety, #vivvo-import

A strain of MRSA—or methicillin-resistant *Staphylococcus aureus*—came from cows, according to a new article published by the American Society for Microbiology*.* The authors believe that community-associated MRSA (CA-MRSA) jumped from cows to farm workers over 40 years ago and that animals on farms may be a reservoir for future pandemic outbreaks.

Spoor LE, McAdam PR, Weinert LA, et al. Livestock origin for a human pandemic clone of community-associated methicillin-resistant*Staphylococcus aureus*. *mBio*. 2013;4:e00356-13.