Last updated on April 23, 2014 at 1:22 EDT

Latest influenza A Stories

2008-03-04 12:15:00

The exchange of genetic material between two closely related strains of the influenza A virus may have caused the 1947 and 1951 human flu epidemics, according to biologists. The findings could help explain why some strains cause major pandemics and others lead to seasonal epidemics. Until now, it was believed that while reassortment "“ when human influenza viruses swap genes with influenza viruses that infect birds "“ causes severe pandemics, such as the "ËœSpanish' flu...

2005-11-07 16:30:00

NEW YORK -- During outbreaks of influenza A, treating children with the antiviral drug amantadine is likely to be a cost-effective measure if treatment begins within 48 hours of symptom onset, especially if it allows quicker return to school and parents' return to work, investigators report. For influenza B, oseltamivir is more effective than amantadine. However, rapid testing is usually not a cost-effective option, primarily because of its lack of sensitivity. Oseltamivir (Tamiflu) and...