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1 天前 · We recruited 71 households to better understand transmission dynamics of SARS-CoV-2. New Zealand’s first Omicron wave was dominated by BA.2, which meant that comparisons between subvariants ...
23 小時前 · 新冠肺炎｜美國三分一病例屬Omicron亞型BA.2 但專家料不太可能出現新一波爆發 國際 2年前 新冠肺炎｜福奇：是時候逐步回復正常生活 美疾控中心料 ...
1 天前 · Real-world effectiveness of early molnupiravir or nirmatrelvir-ritonavir in hospitalised patients with COVID-19 without supplemental oxygen requirement on admission during Hong Kong’s omicron BA.2 wave: a retrospective cohort study.
23 小時前 · The parent Omicron variants (sub-lineages BA.1 and BA.2) [3] contain an impressive 10 mutations in their roughly 60-residue ACE2 binding region as listed in Table 1. The corresponding binding partner, ACE2 residues are primarily from the α-1 helix of ACE2, as also shown in Table 1 , and represent a typical helical binding pattern as a result of its three to four residues per turn configuration.
5 天前 · An important issue is to evaluate the role of inactivated COVID-19 vaccine boosters against Omicron BA.2 infection caused by Omicron BA.2 sub-lineage. In this study, our results indicated that booster vaccination of inactivated COVID-19 vaccines did not provide any protection against Omicron BA.2 infection.
5 天前 · The BA.2 virus -- a subvariant of the Omicron coronavirus variant -- isn't just spreading faster than its distant cousin, it may also cause more severe disease and appears capable
23 小時前 · The committee recommended bivalent COVID-19 vaccines for the 2022-2023 season, which could target the original and Omicron BA.4/BA.5 variants of the virus. Last year, the VRBPAC members unanimously recommended updating the COVID-19 vaccines to target the Omicron XBB lineage, which was then the dominant variant strain in the country.
