A single mutation in the surface protein of the highly pathogenic avian influenza (HPAI) H5N1 influenza virus could allow for easier human transmission.
LOS ANGELES, Dec. 6 (Xinhua) -- A single modification in the protein found on the surface of the highly pathogenic avian influenza (HPAI) H5N1 influenza virus currently circulating in U.S. dairy cows ...