Tense Vigil in China as Nasty Flu Virus Stirs Back to Life

Analyses of the H7N9 strains isolated from four new cases show that the virus is evolving rapidly, heightening anxiety about the virus's potential to spark a pandemic. The possibility that H7N9 is hiding out in quail raises hopes that the virus may yet be eradicated at its original source.

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Posted in Biology, Biology, Asia/Pacific, Biology, Health