FLiRT variants of COVID-19 are emerging, potentially more transmissible
The Conversation — May 24, 2024, 08:00 AM UTC
Summary: COVID-19 has evolved into FLiRT variants, subvariants of the Omicron lineage, with mutations in the spike protein. FLiRT subvariants may be more transmissible and evade immunity better than previous variants. They are not associated with more severe illness. FLiRT is becoming dominant in the US and Australia. Boosters offer protection. Research on FLiRT's characteristics is ongoing. Rising infections pose a risk, especially for vulnerable individuals.
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