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 ...

The hybrid omicron XE strain, also named the "Frankenstein" variant, has spreading across the globe, but should people in Illinois and Chicago be worried? Here's a look at what we know so far: Stream ...

A new strain of Omicron, called XE, is spreading in the U.K., and a few cases have been identified elsewhere in the world. Here’s what we do—and don’t—know about the variant. XE is a hybrid of the two ...

As the Covid-19 pandemic has progressed, we’ve repeatedly seen the arrival of new viral variants. Variants of concern, such as Delta and Omicron, are versions of SARS-CoV-2 (the original variant that ...

Jemma Geoghegan is a Senior Lecturer at the University of Otago and an associate scientist at ESR. She receives funding from the Royal Society of New Zealand. David Welch has received funding from ...