Spanish flu pandemic was caused by a particularly virulent strain of influenza virus. It infected 500 million people, caused ...

The first inactivated influenza vaccine was monovalent (influenza ... viruses isolated during the 1900s); The subtype [16 possible hemagglutinin and 9 possible neuraminidase subtypes].

A team of virologists, infectious disease specialists and pathobiologists affiliated with several institutions in China and ...

Our current influenza vaccines are strain-specific and often ... itself to receptors on the cell surface using a protein called hemagglutinin (HA). To a lesser extent, the virus can also use ...

The following is a summary of “Expert consensus on the benefits of neuraminidase in conventional influenza vaccines: a Delphi study,” published in the January 2025 issue of Infectious Disease by ...

Symptoms usually come on suddenly, according to the CDC, and can include fevers above 100.4 degrees F, dry cough, sore throat ...

In 2023, Moderna initiated a study on a “pandemic influenza vaccine” to protect against H5 and H7 avian influenza viruses. In ...

Large-scale poultry vaccinations may be driving bird flu evolution, according to a concerning new international study.

Learn more about how a vaccine could help prevent the spread of the avian flu virus but may also cause the virus to evolve ...

The first research programs attempting to develop an inactivated influenza vaccine, outside of the ... during the 1900s); The subtype [16 possible hemagglutinin and 9 possible neuraminidase ...