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The XEC variant is a new COVID-19 variant that’s been tracked around the world. ... As a result, it may be more infectious than other recent strains.
XEC is a recombinant of two previous variants, KP.3.3 (a descendent of the FLiRT variants) and KS.1.1, Dr. Albert Ko, an infectious disease physician and professor at Yale School of Public Health ...
The FLiRT variants are the collective name given to KP.2, KP.3, and KP.1.1. These are descendants of JN.1.11.1, a spinoff of JN.1, which was the most common variant in the U.S. until late April ...
The Delta variant (B.1.617.2) was [ 3 ][ 4 ] a variant of SARS-CoV-2, the virus that causes COVID-19. It was first detected in India on 5 October 2020. The Delta variant was named on 31 May 2021 and had spread to over 179 countries by 22 November 2021. The World Health Organization (WHO) indicated in June 2021 that the Delta variant was ...
Omicron variant and other major or previous variants of concernof SARS-CoV-2depicted in a tree scaled radially by genetic distance, derived from Nextstrainon 1 December 2021. Part of a serieson the. COVID-19 pandemic. Scientifically accurate atomic model of the external structure of SARS-CoV-2. Each "ball" is an atom.
Variants of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) are viruses that, while similar to the original, have genetic changes that are of enough significance to lead virologists to label them separately. SARS-CoV-2 is the virus that causes coronavirus disease 2019 (COVID-19).
Many COVID-19 variants have come and gone since the pandemic began, but now, there’s a new one getting attention from the infectious disease community. It’s called XEC, and it’s currently ...
The variant is now in 89 counties, and its severity profile remains unknown. [126] 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]