Avian flu viruses attach to the α-2,3 sialic acid (SA) receptor ("the avian receptor"); human and other mammalian flu viruses attach to the α-2,6 receptor ("the human receptor"). The ...

Since its discovery in 2021, the H5N1 virus has been able to bond with receptors in avian species, marine mammals, and even (occasionally) humans. By 2024, that virus was spreading widely in the ...

In 1997, avian influenza virus (H5N1) caused severe human disease in Hong Kong. One of 9 infected children and 5 of 9 infected adults died. Investigators hypothesized that this virus is lethal ...

Only about 45 exposed and symptomatic humans have been tested for avian flu, CDC Principal Deputy Director Nirav Shah said in a Thursday briefing with reporters. Mark Lyons, a senior USDA animal ...

TOKYO -- The H5N1 highly pathogenic avian flu virus may be more infectious to humans if passed on from cattle than directly from birds, a team of researchers in Japan has announced. The team led ...

Human patients have also responded well to antiviral treatments such as Tamiflu, the doctor said. The current avian flu ...

The U.N. health agency confirmed that a suspected case, a 4-year-old child in the eastern state of West Bengal, was infected with the H9N2 avian flu virus. India's first human avian flu case was ...