Tag: Wuhan

‘No evidence’ that asymptomatic Covid-19 cases were infectious, analysis of post-lockdown Wuhan concludes

A paper that analyzed the results of a massive post-lockdown Covid-19 testing drive that included nearly every eligible resident of Wuhan, China has found no evidence that positive cases without symptoms spread the disease. The analysis, published in the scientific journal Nature, looked at the results of a screening initiative held between May and June…

Neither ‘lab’ nor ‘wet market’? Covid-19 outbreak started months EARLIER and NOT in Wuhan, indicates ongoing Cambridge study

The novel coronavirus may have first passed to humans somewhere in southern China months before the outbreak in the city of Wuhan, a new study found, cutting against widely held theories about the origins of the pandemic. Mapping a “network” of coronavirus genomes and tracing mutations over time, a team of researchers led by Cambridge…