Because there are no sequences from the 15 or so years’ worth of flu seasons following the pandemic, fully charting the evolution of the virus for now remains impossible. “It is actually very, very ...

In the early, uncertain days of the coronavirus pandemic, scientists delivered one comforting pronouncement: The virus that caused COVID mutates rather slowly. If that remained true, the virus would ...

Every infectious disease expert advised against letting you or your pet consume raw milk, because bird flu virus has been detected in it. But feel free to keep drinking pasteurized milk. By heating ...

The H5N1 avian influenza virus is mutating to evade immune defenses in mammals following prior infection or vaccination.

Mutated H5N1 Bird Flu Found in Cats: Scientists have identified a genetic mutation in two infected cats that is linked to ...

The H5N1 Type A influenza, commonly known as bird flu, is mutating faster in countries that have been implementing wide-scale, but incomplete, vaccinations of poultry, according to a report published ...

Scientists have sounded the alarm as H5N1 bird flu has increasingly shown disturbing signs of adaptation. With 68 North Americans infected and one death already recorded, the virus is defying ...

The deadly H5N1 virus, also known as the bird flu, is showing troublesome signs of evolution. A new study, made in conjunction by experts from Australian and Asian universities and published in ...

Health authorities say the threat of infection for people remained low even amid the spread of H5N1 virus among birds and ...

Constant evolution Various technologies and methods are used in producing flu vaccines.In the northern hemisphere, design for the autumn vaccine begins in February, and is based on the strains ...