"The Chinese poultry lineage may have experienced more vaccine-driven selection compared to other lineages," the researchers wrote.

Mike Pentella, professor of epidemiology in the University of Iowa College of Public Health and director of the State Hygienic Laboratory at the UI, explains that bird flu is a disease caused by ...

This funding, announced Friday by Moderna, builds on the $176 million it received from HHS last year to support earlier stages of vaccine research.

Bird flu (H5N1) is widely spreading in flocks of wild birds, causing outbreaks in poultry and dairy cows around the country.

The Centers for Disease Control and Prevention are monitoring the bird flu situation in the United States. Here's what to ...