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BA.2.86 has more than 30 mutations compared to the omicron XBB.1.5 variant, the dominant strain for most of 2023 and the variant targeted in the updated COVID-19 vaccine, TODAY.com previously ...
The director of the Centers for Disease Control and Prevention shared new data about the rate of spread of the omicron variant in the U.S. CDC director shares update on spread of omicron variant ...
The new boosters have been reformulated to target omicron XBB.1.5, which was the dominant COVID variant for most of 2023. While XBB.1.5 has since been overtaken by HV.1 and other variants, it is ...
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 ...
The same day, the Norwegian Institute of Public Health confirmed that 50 attendees of a company Christmas party held at a restaurant in Norway's capital, Oslo, were infected with the Omicron variant. [78] France has confirmed only 25 cases of the new Omicron variant but officials say the number could jump significantly in the coming weeks. [79]
As of January 6, 2023, over one third of New York City neighborhoods had COVID-19 positivity rates in excess of 20% and four out of five neighborhoods exceeded 15%, largely due to the highly infectious XBB.1.5 variant. This particular variant accounted for 80.8% of the city's cases, compared to the projected U.S. prevalence of 61%. [173]
COVID-19 hospitalizations in young children have reached their highest level yet in the United States, as Omicron fuels a major surge in cases, but it is not clear yet whether the variant causes ...
The Omicron variant features as such for the first time in the overview of WHO's weekly operational update, namely "Supporting Omicron variant detection and COVID-19 response in southern Africa." As of 2 December, Botswana and South Africa have reported 19 and 172 Omicron variant cases, respectively, accounting for 62% of global cases.