| characterization of h5n1 influenza a viruses isolated during the 2003-2004 influenza outbreaks in japan. | in japan, between the end of december 2003 and march 2004, four outbreaks of acute, highly transmissible and lethal disease occurred in birds in three prefectures separated by 150-450 km, involving three chicken farms and a group of chickens raised as pets. the cause of each outbreak was an h5n1 influenza a virus-the first highly pathogenic virus to be isolated from the outbreaks in japan since 1925. the h5n1 virus was also isolated from dead crows, apparently infected by contact with virus-cont ... | 2005 | 15661149 |
| outbreak of highly pathogenic avian influenza in japan and anti-influenza virus activity of povidone-iodine products. | on january 12, 2004, an outbreak of highly pathogenic avian influenza, caused by the h5n1 strain, occurred in a one-layer flock in yamaguchi prefecture, japan. it had been 79 years since the last outbreak of avian influenza was confirmed in japan. by february, 3 additional outbreaks had occurred (1 in oita prefecture and 2 in kyoto prefecture). influenza viruses are enveloped viruses and are relatively sensitive to inactivation by lipid solvents, such as detergents. infectivity is also rapidly d ... | 2006 | 16490988 |