Recent data from the UK Health Security Agency (UKHSA) suggests that the XE variant of Omicron may be more transmissible than the BA.2 strain currently driving COVID-19 infections in the UK. A total ...

Oaklander is a senior editor at TIME. Illustration of coronavirus particles. Oaklander is a senior editor at TIME. A new strain of Omicron, called XE, is spreading in the U.K., and a few cases have ...

A new hybrid COVID-19 variant dubbed XE has sparked fresh concerns recently. XE is a combination of the highly transmissible BA.1 and BA.2 Omicron variants and was first detected in the UK in ...

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Grace C Roberts receives funding from the MRC and works for the University of Leeds. As the COVID pandemic has progressed, we’ve repeatedly seen the arrival of new viral variants. Variants of concern, ...