An outbreak of low-pathogenicity avian influenza A(H7N3) virus of North American wild bird lineage occurred on commercial turkey farms in North Carolina and South Carolina, USA, during March-April 2020. The virus mutated to the highly pathogenic form in 1 house on 1 farm via recombination with host 28S rRNA.
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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC7706930 | PMC |
http://dx.doi.org/10.3201/eid2612.202790 | DOI Listing |
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