Single Mutation in H5N1 Influenza Surface Protein Could Enable Easier Human Infection

A Single Mutation Could Bring Bird Flu a Critical Step Closer to a New Pandemic

Single mutation in H5N1 influenza surface protein could enable easier human infection

The flu virus currently circulating in birds and dairy cows is already better at infecting people than earlier variants, and a single mutation would allow it to bind to key human receptors