Centaurus to XBB: why some of the latest COVID subvariants are more worrying than others | The World

Centaurus to XBB: why some of the latest COVID subvariants are more worrying than others | The World

Australian health officials have warned to expect another spike in coronavirus cases as newer sub-variants of omicron become dominant in the community. Singapore has just had a spike in cases of the XBB sub-variant, while a variant nicknamed “Centaurus” has been circulating since May. Ash Porter, a research officer at the Doherty Institute, tells The World how the XBB subvariant came about.

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