Search results
Aug 8, 2023 · Delta variant (B.1.617.2) Alpha variant (B.1.1.7) Beta variant (B.1.351) Gamma variant (P.1) Lambda variant (C.37) Mu variant (B.1.621) Since the emergence of SARS-CoV-2, the coronavirus that ...
Jan 28, 2021 · The Centers for Disease Control and Prevention and the World Health Organization have been tracking COVID-19 variants that may be more transmissible or lead to more severe disease, such as the one ...
Apr 8, 2022 · Variants of viruses occur when there is a change — or mutation — to the virus’s genes. Ray says it is the nature of RNA viruses such as the coronavirus to evolve and change gradually. “Geographic separation tends to result in genetically distinct variants,” he says. Mutations in viruses — including the coronavirus causing the COVID ...
Apr 15, 2020 · April 15, 2020. • 9 min read. An estimated 10 nonillion (10 to the 31st power) individual viruses exist on our planet —enough to assign one to every star in the universe 100 million times over ...
Jan 4, 2021 · How many strains of coronavirus are there? Updated: Jan 4, 2021, 22:09 IST. (This story was first published in The Times of India on Jan 04, 2021) A report by the World Health Organisation (WHO ...
Dec 10, 2020 · PUBLISHED Dec. 10, 2020. As the coronavirus SARS-CoV-2 swept across the world and killed more than 1.5 million in the past year, it has mutated into several major groups, or strains, as it adapted ...
Mar 5, 2020 · Two strains of the new coronavirus are spreading around the world, according to an analysis of 103 cases. But the World Health Organization insists that “there is no evidence that the virus has ...
