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Genetic analysis of an avian influenza virus detected in a person in Missouri who had no previous contact with animals provides more details about the case, but experts say there is no substantial evidence that human-to-human transmission is occurring
Grace Wade
Transmission electron micrograph of H5N1 virus
Phanie – Sipa Press / Alamy Stock Photo
A person in Missouri who had not been exposed to any known animals has become infected with an avian influenza virus that has two mutations not seen in previous human cases. So far, there is no reason to believe these changes increase the virus’s ability to spread from person to person.
The H5N1 avian influenza virus has been circulating in dairy cows since March. 14 states in the United States. This virus has killed…
