The group is working with Kansas State University on a vaccine to help protect cattle and swine from the virus.

Prior exposure to one strain of influenza virus may weaken children's ability to mount an effective antibody response against their subsequent exposure to a different flu strain, according to a study ...

As the U.S. flu season winds down, health officials say the flu vaccine didn’t work very well. It had one of its worst effectiveness rates in more than a decade.

Scientists estimate more than 60 marine mammals may have been infected by the virus.

A long-running debate in vaccine design revolves around whether a vaccine should be optimized to prevent the virus from replicating inside an infected host or prevent the virus from transmitting to ...

PESCADERO, Calif. (KRON) — More than two dozen elephant seals have tested positive for avian influenza since the outbreak at Año Nuevo State Park on the San Mateo County coast began in February, ...

Avian influenza has reached the U.S. west coast’s marine mammal population. Young northern elephant seals located at Año Nuevo State Park have tested positive for H5N1, a deadly virus also known as ...

An avian flu outbreak at California's Año Nuevo State Park is spreading across the Central Coast, infecting elephant seals, a ...

Prior exposure to one strain of influenza virus may weaken children's ability to mount an effective antibody response against their subsequent exposure to a different flu strain, according to a study ...

After H5N1 bird flu was detected in elephant seals gathered at Año Nuevo State Park, other marine mammals have also succumbed, including a sea otter and sea lion. So far, only animals in San Mateo ...