Homethe C.D.C. said. But there is no sign that mutations are widespread in nature.Bird Flu Samples From Very Ill Patient Had ‘Concerning’ Mutations Health New York Times Tiny genetic alterations could help the bird flu virus enter cells in the upper respiratory tract the C.D.C. said. But there is no sign that mutations are widespread in nature. Bird Flu Samples From Very Ill Patient Had ‘Concerning’ Mutations GadgetGuru December 29, 2024 Health https://ift.tt/oLDfe8u via IFTTT Tags Health New York Times Tiny genetic alterations could help the bird flu virus enter cells in the upper respiratory tract the C.D.C. said. But there is no sign that mutations are widespread in nature. Newer Older