Bebtelovimab potently neutralizes all SARS-CoV-2 variants of concern
New variants of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) continue to emerge, posing formidable challenges to vaccine efficacy and the end of the pandemic....
omicron
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St. John’s wort extract shows potent antiviral activity against SARS-CoV-2 and its variants
Scientists from Germany have recently identified Hypericum perforatum, a widespread herbal plant known as St. John’s wort, as a potential antiviral agent against severe acute respiratory...
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Research highlights importance of booster vaccine doses to protect against all Omicron variants
In a recent study published in the Cell Host and Microbe journal, researchers examined the neutralization of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) Omicron...
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Omicron caused an increase in COVID-19 cases in pregnant women, but less severe illness
Women who were pregnant during the recent Omicron surge were diagnosed with COVID-19 at a much higher rate than during previous phases of the pandemic,...
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mRNA booster vaccination found to protect aged mice against the Omicron variant of SARS-CoV-2
The Omicron variant of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), which harbors numerous mutations at the viral spike protein, evades host immunity by escaping...
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Nanobody effectively neutralizes pseudotyped ancestral SARS-CoV-2 and Omicron spike proteins
In a recent study posted to the bioRxiv* preprint server, researchers identified a nanobody that inhibits severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2) variants. Study: Peptide...
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Evidence of increased intrinsic cleavability of SARS-CoV-2 Omicron spike protein by host cell furin
In a recent study posted to the bioRxiv* preprint server, researchers conducted an in vitro analysis to assess the host cell furin-mediated cleavability of spike...
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Canine COVID-19 vaccine could prevent reverse transmission of SARS-CoV-2
Even as the Omicron variant of the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), the causative agent of the ongoing coronavirus disease 2019 (COVID-19) pandemic,...
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As vaccination coverage increases, SARS-CoV-2 genetic diversity decreases
In a recent letter to the editor published in the Journal of Infection, researchers from the Chinese PLA Center for Disease Control and Prevention observed...
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Vaccine effectiveness against COVID-19 infection and related hospitalization
In a recent study posted to the medRxiv* preprint server, researchers assessed the effectiveness of coronavirus disease 2019 (COVID-19) vaccines against COVID-19 infections and related...
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Vaccine effectiveness against symptomatic disease caused by the Omicron and Delta variants in England
The rapid and inexorable spread of the coronavirus disease 2019 (COVID-19) pandemic led to the intensive research effort to bring out safe and effective vaccines...
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The challenges of Omicron
The coronavirus disease 2019 (COVID-19) pandemic broke out early in 2020, following the reporting of several cases of pneumonia caused by the severe acute respiratory...