Americans are being urged to be extra vigilant this winter, as a suite of influenza A mutations has created a dominant virus ...

Discover comprehensive details about Influenza Vaccine, Recombinant Hemagglutinin, including its pronunciation, uses, dosage instructions, indications, and guidelines on how and when to take it or ...

A new study found that a single mutation to the hemagglutinin protein of an H5N1 virus isolated from a dairy worker in Texas this spring switched the protein’s binding specificity from avian- to human ...

Unlike living organisms, to avoid extinction, viruses need to hijack living host machineries to generate new viruses. The devastating respiratory virus, influenza A virus, utilize its hemagglutinin ...

Helen Branswell covers issues broadly related to infectious diseases, including outbreaks, preparedness, research, and vaccine development. Follow her on Mastodon and Bluesky. You can reach Helen on ...

A schematic diagram of the influenza virus, showing the surface proteins hemagglutinin (blue, peanut shaped) and neuraminidase (red, flower shaped), to which antibodies attach during an immune ...

Vaccines now in clinical trials can raise broad-spectrum antibodies against more than one form of hemagglutinin and provide protection against the flu strains that have been most troublesome from a ...

The hemagglutinin (HA) of influenza A (H3N2) virus responsible for the 1968 influenza pandemic derived from an avian virus. On introduction into humans, its receptor binding properties had changed ...

Do you remember the egg shortage of 2024? It wasn’t just a supply chain issue; it was a consequence of the H5N1 avian influenza -or bird flu- sweeping through poultry populations worldwide. While ...