In a report being published online Friday in the journal The Lancet Infectious Diseases, researchers said they stumbled across the new strain of methicillin-resistant Staphylococcus aureus (MRSA) while studying udder infections in cows on British farms.
MRSA is a strain of the ubiquitous bacterium that usually causes staph infections that are easily treated with common antibiotics in the penicillin family, such as methicillin. Strains of the organism, however, that are impervious to such first-line antibiotics have been increasingly turning up in hospitals and in small outbreaks outside of heath-care settings, such as among athletes, prison inmates and children.
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