10/25/2012

Two studies conducted by Ohio State University researchers found that more than 80% of swine at county fairs in Ohio that tested positive for influenza were asymptomatic and that people and swine were infected with the same influenza strain. According to the CDC, 107 people in Ohio contracted H3N2v since July, and most of those cases involved contact with pigs at fairs. "Pigs can be infected with human-, avian- and swine-origin influenza viruses, making it possible for these viruses to easily swap their genetic material, which could allow for a new strain to emerge," veterinarian and researcher Andrew Bowman said.

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