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Japanese researchers develop all-round flu vaccine

January 29, 2009
AFP

Researchers in Japan said Thursday they had developed a flu vaccine that works against multiple viruses and could prevent a deadly pandemic of bird flu mutations.

Currently flu vaccines use a protein covering the surface of viruses but the protein frequently mutates to make the vaccines ineffective.

The newly developed vaccine is based on common types of protein inside the bodies of flu viruses as they rarely change, Uchida told AFP. The viruses used are the Soviet-A and Hongkong-A along with the deadly H5N1 strain of bird flu.

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