XBB and BQ.1: what we know about these two omicron ‘cousins’
XBB and BQ.1: what we know about these two omicron ‘cousins’: Mahir KART/Shutterstock In late October, the UK Health Security Agency assigned variant designations to two new omicron “grandchildren”: BQ.1 and XBB. This means they will be monitored by health authorities, but are not at this stage regarded as variants of concern. If we think …
