H1N1 pandemic flu points to vaccine strategy for multiple flu strains

Using blood samples from patients infected with the 2009 H1N1 strain, researchers developed antibodies that could bind H1N1 viruses from the last decade, as well as the 1918 flu virus and even H5N1. Some of the antibodies protected mice from a lethal viral dose, even 60 hours post-infection. The antibodies could help researchers in designing a vaccine against a wide spectrum of flu viruses.

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