The severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) subvariant BA.2.86 was first reported in Denmark early in August 2023. 1 By August 30, a total of 24 cases had been detected in 8 ...

During the coronavirus disease 2019 (Covid-19) pandemic, the emergence of the BA.1, BA.2, and BA.3 sublineages of the B.1.1.529 (omicron) variant of severe acute respiratory syndrome coronavirus 2 ...

After EG.5 raised concerns about a new Covid outbreak, the World Health Organization (WHO) has now flagged another sub-variant of Omicron BA.2.86, dubbed BA.X. BA.2.86 is from Omicron’s BA. 2 lineage ...

In a recent study posted to the bioRxiv* preprint server, a team of researchers from the United States examined the antigenicity of the recently emerged severe acute respiratory syndrome coronavirus 2 ...

Early data posted to the preprint server bioRxiv* suggests another Omicron lineage, called BA.2, is more contagious than BA.1 — the Omicron lineage that sparked the winter surge of coronavirus disease ...

Time course for the evolution of significant SARS-CoV-2 variants, note the considerable divergence of the Omicron variants from all other variants, branching off from other variants as early as March ...

British Airways owner IAG launched a heavily discounted rights issue on Thursday to raise 2.74 billion euros ($3.2 billion) to help strengthen its pandemic-hit finances, in a first test of faith in ...