Risk low for human infection from U.S. strains of bird flu: CDC

April 22, 2015 9:21 PM

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Risk low for human infection from U.S. strains of bird flu: CDC

CHICAGO (Reuters) - The strain of avian flu that has been identified in 12 U.S. states and led to the extermination of more than 7 million birds is different from the H5N1 bird flu virus that has spread from birds to humans in the past, an official with the U.S. Centers for Disease Control and Prevention said on Wednesday.

An analysis of the genetic composition of avian viruses circulating in North America, including the H5N2 strain, showed they do not contain genetic markers which in the past have been linked to more severe outbreaks in birds and transmission to humans, Alicia Fry, a medical officer in the CDC's infl...

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