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  2. The major COVID variants we've seen so far and which one to ...

    www.aol.com/news/major-covid-variants-weve-seen...

    Delta (B.617.2) First identified in India in late 2020, the delta variant soon spread across the globe. It became the dominant variant of SARS-CoV-2 until the emergence of omicron in December 2021.

  3. JN.1 accounts for over 90% of US COVID cases: Know ... - AOL

    www.aol.com/news/covid-variant-spreading-fast-us...

    BA.2.86 has more than 30 mutations compared to the omicron XBB.1.5 variant, the dominant strain for most of 2023 and the variant targeted in the updated COVID-19 vaccine, TODAY.com previously ...

  4. A new COVID variant is dominant in the US: What are its ... - AOL

    www.aol.com/news/2-covid-variants-called-flirt...

    The emergence of KP.2 and other FLiRT variants is the "same old story," Andrew Pekosz, Ph.D., virologist at Johns Hopkins University, tells TODAY.com. The SARS-CoV-2 virus mutates and gives rise ...

  5. BA.2.86 - Wikipedia

    en.wikipedia.org/wiki/BA.2.86

    BA.2.86 was first reported by Denmark and Israel. [1] [11] On 18 August 2023, when only six cases had been reported from four countries (Denmark, Israel, the United Kingdom and the United States), the British healthcare authorities noted that its almost simultaneous appearance in several countries still operating detailed genomic surveillance indicated that it likely already was spreading more ...

  6. Variants of SARS-CoV-2 - Wikipedia

    en.wikipedia.org/wiki/Variants_of_SARS-CoV-2

    The term variant of concern (VOC) for SARS-CoV-2, which causes COVID-19, is a category used for variants of the virus where mutations in their spike protein receptor binding domain (RBD) substantially increase binding affinity (e.g., N501Y) in RBD-hACE2 complex (genetic data), while also being linked to rapid spread in human populations ...

  7. SARS-CoV-2 Omicron variant - Wikipedia

    en.wikipedia.org/wiki/SARS-CoV-2_Omicron_variant

    On 26 November 2021, the WHO's Technical Advisory Group on SARS-CoV-2 Virus Evolution declared PANGO lineage B.1.1.529 a variant of concern and designated it with the Greek letter omicron. [10] The WHO skipped the preceding letters nu and xi in the Greek alphabet to avoid confusion with the similarities of the English word "new" and the Chinese ...

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