UK: PHE Technical Briefing and Variants of Concern update 18

PHE England have recently published new reports on the SARS-COV-2 variants circulating in Britain: Alpha, Beta, Gamma, Zeta, Eta, B.1.1.318, Theta, Kappa, B.1.617.3, AV.1, C.36.3, Lambda, C.37

SARS-CoV-2 variants of concern and variants under investigation in England

Variants under surveillance
Variant prevalence
Secondary attack rates
SARS-CoV-2 Immunity and Reinfection Evaluation (the SIREN study) cohort monitoring

Part 2: Delta (B.1.617.2) surveillance
Surveillance through genomic data
Delta with K417N (Delta-AY.1)

 

Investigation of SARS-CoV-2 variants of concern: routine variant data update

Data on individual variants
Alpha
Beta
Gamma
International Epidemiology
Zeta
Eta
VUI-21FEB-04 (B.1.1.318)
Theta
Kappa
VUI-21APR-03 (B.1.617.3)
VUI-21MAY-01 (AV.1)
VUI-21MAY-02 (C.36.3)
Lambda (C.37, VUI-21JUN-01)

 

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Preprint: B.1.617 coronavirus variants show enhanced spike cleavage by furin

“The spike (S) glycoprotein of the SARS-CoV-2 virus that emerged in 2019 contained a suboptimal furin cleavage site at the S1/S2 junction with the sequence 681 PRRAR/S 686. ...More...

France: 46 cases of B.1.1.7 with E484Q mutation in Bordeaux coronavirus outbreak of VOC 20I/484Q

The French city of Bordeaux is to fast-track vaccinations for residents in one neighbourhood, opening access the jab for all adults after nearly 50 people tested positive for a “very rare” variant of Covid-19. 

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India: Covaxin and Covishield vaccines invoke 50% fewer antibodies against B.1.617 coronavirus variant

Scientists at the Indian National Institute of Virology (NIV), Pune, have found that both Covaxin and Covishield produce half as many antibodies against the B.1.617 variant of the novel coronavirus as against the ‘original’ B.1 variant....More...

WHO: Newly designated VOC within lineage B.1.617 – update on Delta coronavirus variant

In consultation with the WHO SARS-CoV-2 Virus Evolution Working Group, WHO has determined that viruses within the lineage B.1.617 have been characterized as a VOC....More...

WHO: B.1.617 Delta coronavirus strain is now a Variant of Concern or VOC

A World Health Organization official said Monday it is reclassifying the Indian Sars-Cov-2 variant B.1.617 as a “variant of concern,” indicating that it’s become a global health threat.

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Belgium: Five fully vaccinated care home residents infected with B.1.617.3 in vaccine breakthrough outbreak

Five residents of a care home in Borsbeek in Antwerp province have been infected with the so-called Indian variants of Covid-19, according to the Flemish Agency for Health and Care....More...

India: B1617 twice as infectious as UK coronavirus variant B117

Early indications from an analysis of the growth of the B.1.617 variant of the Covid-19 virus has shown it to be at least twice as infectious as the UK variant and thrice as infectious as the variant behind last year’s Covid-19 wave....More...

UK government poised to declare Delta coronavirus B.1.617 a Variant of Concern or VOC

The UK government is thought to have detected more than 40 clusters of the Indian Covid variant B.1.617 in the UK, and is on the verge of declaring it a “variant of concern”.

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India: The stunning rise of the B.1.617.2 [Delta] coronavirus variant

Professor Christina Pagel:  [B.1.617.2] rapidly became dominant in India and, again, the sequenced data there is sparse, but early modelling shows that it might well be more transmissible than our B.1.1.7 Kent strain....More...