Electron micrograph of bird flu H5N1 viruses (seen in gold). This strain of flu usually does not easily infect humans, but about 600 people have contracted this flu – and fewer than 500 have died – since 1997. Now a scientific team in the Netherlands – in order to study the virus – has created a strain that is thought to be more easily transmitted between humans. Image Credit: Wikimedia Commons

November 28, 2011

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