University of Pennsylvania researchers have discovered a right-handed, antiparallel double-helix inside influenza ...

Health officials are making a renewed call for vigilance against bird flu, but some experts are puzzling over why reports of ...

A new PEARLS article in PLoS Pathogens reviews the rapid evolution and pandemic potential of emerging influenza A viruses, ...

SAO PAULO (AP) — Mexico, Chile and Uruguay have halted poultry imports from Brazil after the country confirmed its first bird ...