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5 天前 · KP.2 is offshoot of Omicron variant and was first detected in India in early January, before spreading around the world and becoming dominant strain in US. Centre for Health Protection detects KP ...
4 天前 · 本港在污水樣本監測到新冠病毒株KP.2，港大內科學系傳染病科主任孔繁毅說，KP.2與目前本港流行的JN.1新冠病毒株很相似，KP.2的傳染性較高，免疫 ...
3 天前 · VOC/VOI/VUM Relative Frequencies Over Time. Filter by country... Relative frequency % Date loading. Count Date loading. Covid-19 Variants Dashboard.
1 天前 · The FLiRT strains are subvariants of Omicron. One of them, KP.2, accounted for 28.2% of COVID infections in the United States by the third week of May, making it the dominant coronavirus variant in the country; another, KP.1.1, made up 7.1% of cases. Some experts have suggested that the new variants could cause a summer surge in COVID cases.
3 天前 · A new study indicates that face masks did not significantly lower Covid-19 infection risk after the initial Omicron wave, highlighting the need for adaptable strategies and further research as risk factors evolve. New findings from the University of East Anglia suggest that wearing face masks did not reduce the risk of Covid infection after the initial rise of the Omicron variant.
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What is the ‘Omicron variant’?
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4 天前 · While the overall effectiveness of Omicron bivalent vaccination has been described 23,29,30,31, we show that the cross-neutralization of the BA.2-descendent Omicron variant XBB.1.5, which was ...
2 天前 · As expected, Omicron BA1 had the least correlation to any other variant in either context likely driven by its sequence divergence (Fig 9A). In contrast, the biggest discrepancies occurred between the Beta / Gamma subset with D614G and to a lesser extent Delta, as they exhibited much more similarity when infecting the human ACE2 mutant panel as compared to the animal orthologs ( Fig 9A ).
