Category: AY.1
UK: The Alpha variant rears its ugly head again
A big surprise in the latest UK sequencing figures show that the Alpha variant has made something of a comeback this week. More...
Delta attempting to brute-force its way past the human immune system
The Delta variant of Sars-CoV-2 seems to have taken a leaf from a computer hacker’s manual by attempting to brute-force its way past human and vaccine immunity systems by spitting out slightly mutated versions of itself almost on a daily basis. More...
India: Delta Plus Delta-AY.1 dominant in Tripura – found in 138 out of 151 coronavirus sequences
At least 138 of the 151 Covid-19 samples sent by Tripura for genome sequencing have tested positive for the Delta Plus variant, State Health Surveillance Officer Dr Deep Kumar Debbarma said. More...
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)
More...
USA/UK: 2 separate clades of Delta coronavirus variant with K417N – AY.1 and AY.2
Through routine scanning of variation in Delta, a small number of sequences were detected which had acquired the spike protein mutation K417N. More...
Nepal: nearly 20% of Delta coronavirus sequences have K417N mutation – mountaineers variant increasing
The Nepalese Ministry of Health and Population (MoHP) said that out of 47 confirmed delta variant samples, nine were found to have K417N mutations.
UK: What happens after June 21st 2021 – Britain’s coronavirus “Freedom Day”?
By Step 4 which will take place no earlier than 21 June, the UK government hopes to be in a position to remove all legal limits on social contact. More...
UK: Detection of Spike Mutations; D80G, T95I, G142D, △144, N439K, E484K, P681H, I1130V, and D1139H, in B.1.1.482 Lineage (AV.1) Samples from South Yorkshire, UK
“Here we report the discovery of 24 recent B.1.1.482 pango lineage SARS-CoV-2 viruses in South Yorkshire that have acquired approximately 23 additional mutations when compared to the majority of other samples of this lineage. More...
UK: 49 cases of new coronavirus variant under investigation VUI-21MAY-01 named AV.1
Public Health England has revealed that it had detected another Covid variant in Yorkshire and the Humber which it has assigned as a ‘Variant Under Investigation’ VUI-21MAY-01. More...