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Multitude of coronavirus variants found in the US — but the threat is unclear

Ramped-up sequencing efforts are helping to identify mutations that might boost transmission or help a virus evade immune responses.
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  1. Ewen Callaway
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For the scientists who have spent the past year poring over hundreds of thousands of coronavirus genomes, the United States has been an enigma. Despite having world-leading genome sequencing infrastructure and experiencing more COVID infections than any other country, the United States has until recently lagged far behind in sequencing coronavirus genomes and spotting worrisome variants.

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Nature 591, 190 (2021)

doi: https://doi.org/10.1038/d41586-021-00564-4

References

  1. Peng, J. et al. Preprint at medRxiv https://doi.org/10.1101/2021.03.01.21252705 (2021).

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