Chief Executive Carrie Lam Cheng Yuet-ngor said on Tuesday said she would not impose a mainland China-style hard lockdown as ...

His back was (literally) against the wall. It was January 2022, and omicron, a new variant of COVID-19, was evading vaccines ...

自2019年12月SARS-CoV-2在全球迅速蔓延，引发COVID-19大流行。自疫情暴发以来，SARS-CoV-2基因组持续变异，不断引发新旧毒株的更替，推动SARS-CoV-2反复感染的浪潮。连续的感染和疫苗接种使得体液免疫反应变得更加复杂和多 ...

The world is being hit by a tsunami of Omicron. Scientists, politicians and indeed all of us are grappling with what it means for our lives. Restrictions are tightening in parts of the UK and ...

The following is a summary of “Can self-testing be enhanced to hasten safe return of healthcare workers in pandemics? Random ...

UK researchers have analysed the likely impact that a Covid booster shot will have on Omicron and say it could provide around ...

The Omicron coronavirus variant may result in milder illness than its predecessors, two studies conducted in the United Kingdom and released Wednesday suggest. Preliminary estimates suggest that ...

The saliva of patients infected with the Omicron variant of COVID-19 virus contains a larger number of novel coronavirus particles in a state that is more prone to transmission, a team of ...

The XBB.1.5 subvariant — nicknamed ‘Kraken’ — is arguably the most genetically rich and most transmissible SARS-CoV-2 omicron subvariant yet. News Wrap: Russia shells Bakhmut in eastern ...

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