Flu viruses have evolved proteins that let them break through mucous

Computer simulations of how Influenza A moves through human mucous found it is ideally configured to slide through the sticky stuff on its way to infecting cells

​Computer simulations of how Influenza A moves through human mucous found it is ideally configured to slide through the sticky stuff on its way to infecting cells Computer simulations of how Influenza A moves through human mucous found it is ideally configured to slide through the sticky stuff on its way to infecting cells