To detect new and changing SARS-CoV-2 variants, we investigated candidate Delta-Omicron recombinant genomes from Centers for Disease Control and Prevention national genomic surveillance. Laboratory and bioinformatic investigations identified and validated 9 genetically related SARS-CoV-2 viruses with a hybrid Delta-Omicron spike protein.

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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC9239886PMC
http://dx.doi.org/10.3201/eid2807.220526DOI Listing

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