By mid-September, the Centers for Disease Control and Prevention reported the Omicron subvariant KP.3.1.1 accounted for most COVID-19 cases. KP.3.1.1 is a member of a group of variants nicknamed ...

Omicron has been classed as a "variant of concern". Early evidence suggests it has a heightened re-infection risk. The heavily mutated variant was detected in South Africa earlier this month and ...

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2-adapted vaccine generates a substantially improved response against currently circulating Omicron JN.1 sublineages, including KP.2, KP.3 and LB.1, compared with the companies’ Omicron XBB.1.5 ...

A drive-through testing centre in South Africa, where there has been a surge in cases South Africa was where the new Omicron variant was first identified, and cases there have taken off rapidly.

2 variant – a member of the omicron family that rose to prominence over the summer. The Novavax vaccine, which is based on an older technology, targets an earlier strain of the virus called JN.1 ...

It’s not a new strain requiring another Greek letter designation, and it hasn't been shown to cause more severe disease compared to other Omicron subvariants. However, with colder months ...