Bird flu may come back stronger when seasons change

27By Kate Kelland
MSN News – A new and deadly strain of bird flu that emerged in China in February but seems to have petered out in recent months could reappear later this year when the warm season comes to an end –and could spread internationally, scientists said on Monday.

A study by researchers in China and Hong Kong found only one human case of the H7N9 bird flu strain has been identified since early May.

In the preceding months, the virus, which was unknown in humans until February, has infected more than 130 people in China and Taiwan, killing 37 of them, according to the World Health Organization (WHO).

“The warm season has now begun in China, and only one new laboratory-confirmed case of H7N9 in human beings has been identified since May 8, 2013,” the researchers wrote in a study published in The Lancet medical journal.

But they added: “If H7N9 follows a similar pattern to H5N1, the epidemic could reappear in the autumn.” >>Continue Reading<<

Source and Photo: MSN News, June 24th, 2013
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