Brussels, 17/11/2005 (Agence Europe) - A group of Vietnamese researchers in the Hanoi Pasteur Institute announced on 13 October that they had observed the existence of genetic mutation in the H5N1 strain of the bird flu, and that this may help to transmit the virus to mammals, according to Le Monde. They claim that their examinations of 24 samples of the virus taken from people and birds have pointed to a significant variation of two H (hemaglutinin) and N (neuraminidase) proteins, which...