UK: Delta coronavirus variant could push R to 7 without mitigations says PHE chief

Dr Susan Hopkins, Public Health England’s strategic COVID-19 response director, told the Science and Technology Committee of the UK Parliament today that if the Delta variant B16712 was “unmitigated”, left to spread without any lockdown restrictions, the R number could become “greater than five and maybe up to seven”.  More...

Canada: 82% Delta vaccine breakthrough in Calgary hospital coronavirus outbreak

An outbreak of the Delta coronavirus variant at the Foothills Medical Centre in Calgary has seen 16 patients and six health-care workers tested positive for the variant.   More...

UK: BMJ letter – “we need an urgent focus on mitigations in schools” for Delta coronavirus variant

“On the 17 May 2021, the UK government removed the requirement for face coverings in secondary schools in England.  More...

UK: Delta with K417N – the “mountaineers” variant – PHE coronavirus Delta-AY.1 update

Of the 36 cases of Delta-AY.1 (mountaineers) variant, 27 cases were known to have a vaccination status within the National Immunisation Management System (NIMS).   More...

UK: one week until B.1.617.2 Delta coronavirus variant takes off

9th June 2021: If the previous waves of Sars-CoV-2 in the UK are anything to go by, Britain is less than one week away from the B16172 Delta variant exploding into another full-blown national health crisis.  More...