What are the mutation rates of influenza A?

Updated: Aug 07, 2020
  • Author: Hien H Nguyen, MD, MS; Chief Editor: Michael Stuart Bronze, MD  more...
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Influenza A is a genetically labile virus, with mutation rates as high as 300 times that of other microbes. [14] Changes in its major functional and antigenic proteins occur by means of 2 well-described mechanisms: antigenic drift and antigenic shift.

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