The avian influenza virus needs to mutate to cross the species barrier and to infect and replicate within mammalian cells. Scientists have now deciphered the structure of the avian influenza virus's ...

Researchers uncover how a key human immune protein curbs H5N1 avian flu, but the virus is evolving—could we be on the brink of a new zoonotic threat? Research Letter: Replication Restriction of ...

In recent years, public health measures, surveillance, and vaccination have helped bring about significant progress in reducing the impact of seasonal flu epidemics, caused by human influenza viruses ...

During viral reproduction, the influenza polymerase (top left, in blue) scans along the ribonucleoprotein helix to produce messenger RNA. Credit: Science Like a camera-shy teenager, influenza’s ...

Highly pathogenic avian influenza A(H5N1) viruses are circulating among wild birds and poultry in British Columbia, Canada. 1 These viruses are also recognized to cause illness in humans. Here, we ...