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Pathogens with added genes from Arctic bacteria could serve as vaccines that elicit an immune response before getting cooked in our warm bodies. Some bacteria have adapted to super cold environments for millions of years. And scientists have isolated

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By Jessica Berman Washington 17 January 2007 If or when it strikes, the avian flu pandemic would likely kill victims by switching on an uncontrolled immune system response. That's according to researchers, who studied a 90-year-old flu virus in the h

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KELLY MCEVERS, HOST: Cancer patients are a step closer to an entirely new way to fight their disease. It's something scientists call a living drug. Today a pharmaceutical company cleared a crucial hurdle toward offering the treatment widely to patien

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