The H5N1 avian influenza virus has infected birds and mammals around the world. As of June 2025, 70 people have been infected ...

The adjusted incidence of transmission of influenza virus by day 5 that resulted in symptoms was 5.8% with baloxavir and 7.6% with placebo, but this difference was not significant (adjusted OR 0. ...

Influenza virus is an infectious agent belonging to the virus family Orthomyxoviridae that causes a respiratory tract infection (influenza or 'flu') in vertebrates. There are three main species ...

Severe human infection with a novel avian-origin influenza A(H7N4) virus. Sep 4, 2018. Hidden transmission of avian influenza virus H5N1 found in Texas dairy cattle. Apr 29, 2025.

For a long time, scientists depended on luck to find new proteins. In 1840, for example, Friedrich Ludwig Hünefeld, a German ...

Influenza virus was first isolated 80 years ago in 1933. The first influenza vaccine was a monovalent live-attenuated vaccine, which was used in Russia until recently.

Migratory bird season peaks in Michigan in May. Dairy and poultry farmers worry that the birds could bring H5N1 avian influenza with them to Michigan and infect their flocks and herds.

The Trump administration has canceled a contract awarded to Moderna for the late-stage development of its bird flu vaccine for humans, as well as the right to purchase shots, the drugmaker ...

There have been more than 65,000 cases of COVID-19 so far this year nationwide, more than 81,000 Influenza cases and 50,000 cases of Respiratory Syncytial Virus (RSV), according to the Australian ...

H5N1 is a viral strain that causes bird flu. The virus can pass from birds to humans and, very rarely, from person to person. Learn more here.

As respiratory season ramps up in Ontario, hospitals are being asked to take extra steps to screen patients for avian influenza. That enhanced surveillance, which began earlier this year, has ...