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In May 2022, a preprint indicated Omicron subvariants BA.4 and BA.5 could cause a large share of COVID-19 reinfections, beyond the increase of reinfections caused by the Omicron lineage, even for people who were infected by Omicron BA.1 due to increases in immune evasion, especially for the unvaccinated. However, the observed escape of BA.4 and ...
The CDC reported that 66% of COVID-19 cases between April 11 and 24, 2021, were caused by the alpha variant. Pfizer-BioNTech, Johnson and Johnson, and Moderna said their vaccines prevented severe ...
BA.2.86 was first reported by Denmark and Israel. [1] [11] On 18 August 2023, when only six cases had been reported from four countries (Denmark, Israel, the United Kingdom and the United States), the British healthcare authorities noted that its almost simultaneous appearance in several countries still operating detailed genomic surveillance indicated that it likely already was spreading more ...
Seven to ten percent of new confirmed coronavirus cases in France are suspected to be of the Omicron variant and the travel ban on the UK comes into force. [127] Israel has reported 45 new cases, bringing the total number of Omicron cases to 134. [128] Malaysia has confirmed 11 new cases of the Omicron variant, all resulting from overseas travel.
Nearly all COVID-19 cases in the United States right now are being caused by one, highly contagious variant called JN.1. The fast-spreading omicron subvariant currently accounts for over 93% of ...
Here's what you need to know about the most common COVID-19 variant and the newest one to cause infections. ... of the closely related Omicron lineages KS.1.1 and KP.3.3."
The Lambda variant, also known as lineage C.37, is a variant of SARS-CoV-2, the virus that causes COVID-19. [194] It was first detected in Peru in August 2020. [ 195 ] On 14 June 2021, the World Health Organization (WHO) named it Lambda variant [ 194 ] and designated it as a variant of interest . [ 196 ]
Just like other COVID-19 strains that have gained dominance in the U.S. over the last year — JN.1, HV.1, EG.5 aka Eris, and XBB.1.16 or Arcturus — the FLiRT variants part of the omicron family.