New swine flu virus could infect people

New swine flu virus could infect people

Strains in Korean pigs potentially transmissible to humans

By Tina Hesman Saey, 16:10 PM September 10, 2012

Just a few genetic tweaks could turn an influenza virus found in pigs into the next pandemic threat in people.

At least one virus isolated from pigs in Korea may already have potential to cause disease in people, researchers report online September 10 in the Proceedings of the National Academy of Sciences. The virus caused severe flu in ferrets, a favored proxy for humans in flu research, and grew in human lung tissue in the lab.

“That makes it a bit scary,” says study coauthor Robert Web...

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