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 ...

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

Paxlovid significantly shortened the time to symptom relief (median, 13 vs 15 days; hazard ratio [HR], 1.27) and resolution ...

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 ...

Fact checked by Nick Blackmer The COVID-19 variant XEC, which has been spreading across Europe, now accounts for 17% of cases ...

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 ...

Since 2020, COVID-19 has surged across the nation and the world. With variants like Omicron, Delta, Alpha and more, this ...

Check out royalpurplenews.com and visit local distribution stands for newspapers. News sections include news, opinions, arts ...