Covid-19: Where’s the herd immunity?
“Contrary to the myth that we are sliding into a comfortable evolutionary relationship with a common-cold-like, friendly virus, this is more like being trapped on a rollercoaster in a horror film.”… ...More...
Lancet: 18 million dead from the Sars-Cov-2 pandemic
Although reported COVID-19 deaths between Jan 1, 2020, and Dec 31, 2021, totalled 5·94 million worldwide, we estimate that 18·2 million people died worldwide because of the COVID-19 pandemic (as measured by excess mortality) over that period.… ...More...
WHO: The end of the pandemic is plausible
The Covid-19 pandemic has entered a new phase with the Omicron variant, which could infect 60 percent of people in Europe by March, and could bring it to an end, the WHO Europe director said Sunday.… ...More...
Chile: Delta variant doubles to 60% in just two weeks, outcompetes Gamma, Lambda, MU
The Delta variant, which was first detected in Chile just two months ago, is now found in 61% of all genome samples.… ...More...
The stunning rise of the Mu variant
The new Mu variant, B.1.621, detected for the first time in Colombia, surpasses Lambda and Delta and is already ranked as the second with the highest circulation in Chile. … ...More...
Israel: arrival of Lambda variant would trigger a lockdown
The Israeli Health Ministry on Monday warned that new coronavirus variants from abroad could force Israel into a lockdown that the government is working hard to avoid, with the Lambda variant posing a particularly pressing threat.… ...More...
Preprint: C.37 Lambda variant exhibits higher infectivity and immune resistance
“In this study, we demonstrated that three mutations, the RSYLTPGD246-253N, L452Q and F490S mutations, respectively confer resistance to the vaccine-induced antiviral immunity.… ...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
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
Lambda (C.37, VUI-21JUN-01)
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...
Preprint: The emergence of Sars-CoV-2 coronavirus variant Lambda C.37 in South America
We report the emergence of a novel lineage of SARS-CoV-2 in South America, termed C.37.… ...More...