UK: Vaccine breakthrough rate for Delta infections still increasing

The latest UK PHE Technical Briefing has just been published, and it shows that the vaccine breakthrough rate for Delta infections in the UK continues to increase by about 6% per month....More...

USA: 55% increase in Delta vaccine breakthrough cases in Washington State

This week’s update from Washington State showing vaccine breakthrough cases and which Sars-CoV-2 variant is causing them up to 11th August 2021....More...

USA: Washington State Vaccine Breakthroughs by Variant up to 28th July 2021

This week’s update from Washington State showing vaccine breakthrough cases and which Sars-CoV-2 variant is causing them up to 28th July 2021....More...

USA: Washington State Vaccine Breakthroughs by Variant up to 21st July 2021

This week’s update from Washington State showing vaccine breakthrough cases and which Sars-CoV-2 variant is causing them....More...

Preprint: Infectivity and immune escape of the new coronavirus variant of interest C.37 Lambda

“We also observed that the spike protein of the Lambda variant presented increased infectivity when compared with the spike protein of the Alpha and Gamma variants, both of them with reported increased infectivity and transmissibility....More...

USA: vaccine breakthough cases in Washington State by coronavirus variant to 30th June 2021

Washington State has recently published an update on the number of vaccine breakthrough cases....More...

Brazil: new strain of coronavirus identified in Rio de Janeiro, designated P5

Monitoring in Rio de Janeiro, Brazil, has identified a possible new Sars-Cov-2 lineage, originating from P.1.1.28, in the region of Barra Mansa and Porto Real, on the border with the State of São Paulo, and which has only now been called P5....More...