Flu cases are through the roof across the US right now. And, while cold and flu season always packs a punch, it feels like ...

3D reconstruction of the arrangement of an influenza virus RNA molecule (yellow) in its double-helix protein coat (purple and green). The atomic visualisation of these intimate protective ...

The name "influenza ... genome, in which coding sequences are located on individual RNA strands, genomes are readily shuffled in host cells that are infected with more than one flu virus.

Whole-genome random ... Extinct 1918 virus comes alive. Nature Medicine 11, 1154-1156 (2005) (link to article) Taubenberger, J. K., et. al. Characterization of the 1918 influenza virus polymerase ...

Type C also causes flu, but its symptoms are much less severe. The last type of flu virus, influenza D, mostly affects cattle. No cases of infection or illness have been reported in people.