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Several variations (i.e., B.1.616.1 (Kappa variant), B.1.617.2 (Delta variant), B.1.617.3, and BA.2.75 (Omicron variant)) have emerged throughout the pandemic, altering the virus’s capacity to spread, risk profile, and even symptoms.
2 kwi 2023 · The transmissibility was highest in the Omicron variant followed by Delta, Alpha, Gamma and Beta respectively. The World Health Organization (WHO) has currently detected five Variants of Concern of SARS-CoV-2 having the WHO labels of ‘Alpha’, ‘Beta’, ‘Gamma’, ‘Delta’ and ‘Omicron’.
10 lut 2022 · Here, we systematically characterized the infectivity, thermal stability, proteolytic activation, entry path, fusogenicity, and immune response of Lambda, Mu, and Omicron variants.
27 sie 2024 · In this study, we investigated the viral fitness and cell entry efficacy of the major Omicron subvariants and compared these with the Delta variant using multiple human cell lines derived from the lower and upper airways and the intestinal tract.
25 paź 2024 · Consequently, this paper introduces a new deterministic mathematical model to understand the transmission dynamics of the Delta and Omicron variants of COVID-19, considering re-infection and imperfect vaccination.
20 gru 2022 · This variant had two spike mutations (A222V and Y145H) which was thought may lead to a transmission advantage over Delta. The B.1.1.529 variant, named Omicron, was reported to the World Health Organization on the 24th November 2021 . It was initially detected from specimens collected in South Africa on the 14th November 2021.
Here, we systematically characterized the infectivity, thermal stability, proteolytic activation, entry path, fusogenicity, and immune response of Lambda, Mu, and Omicron variants.