Very few humans have gone up against bird flu. But we've all dealt with seasonal flu for years. Some of our immune systems ...

The hemagglutinin in H5N1 is excellent at binding to a particular cell-surface receptor that’s common in the digestive tract in birds, a cow’s mammary glands, and human eyes. We are lucky it ...

Previous exposures to older flu strains prime the immune system to produce antibodies against bird flu (H5N1).

In prior bird flu outbreaks, there’ve been several documented cases of feline-to-feline spread, but ingestion seems to be the ...

Older adults who were exposed to seasonal flu viruses that circulated prior to 1968 are more likely to have some protection ...

Hemagglutinin, or the HA protein, latches onto the receptors of a cell so that it ... the stalks of H1N1 viruses can cross-react with H5N1, likely indicating some protection against severe disease.

Early flu exposure helps immunity against H5N1 infection, with older adults having stronger antibody responses.

Bird flu, or H5N1, is a highly infectious avian disease currently spreading through animal groups with cases in wild birds, ...

The new study shows that this aging process may not inactivate the H5N1 virus, however, and it underscores the risk of consuming raw or undercooked foods during the bird flu outbreak, which ...

San Jose, Calif. — Bird flu isn’t just affecting chickens and cows; it’s hitting pet cats.

Older adults who were exposed to seasonal flu viruses that circulated prior to 1968 are more likely to have some protection against H5N1, and children would benefit more from H5N1 vaccines.