H5N1 bird flu was circulating in dairy cows for four months before it was detected, USDA scientists say
May 03, 2024 at 12:46 PM EDT
CNN — Bird flu was probably circulating in dairy cows for at least four months before it was confirmed to be the highly pathogenic H5N1 virus, according to a new analysis of genomic data by scientists at the US Department of Agriculture’s Animal Disease Center. The research also found infected cattle … Source
