Medical Xpress September 21, 2024
A new COVID variant is spreading rapidly and could soon become the dominant variant around the globe. The variant, called XEC, was first detected in Germany in August and appears to have a growth advantage over other circulating variants—but it is not a radically different variant.
XEC is what’s known as a “recombinant variant.” Recombinants can occur naturally when a person is simultaneously infected with two different COVID variants.
XEC is the product of a recombination (exchanged pieces of genetic material between two variants) between the KS.1.1 variant and the KP.3.3 variant. These two parent variants are closely related, having both evolved from JN.1, which was the dominant variant around the world at the start of 2024.
XEC was first...
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