A person wears a protecting masks as he sits close to the Colosseum, because the unfold of the coronavirus illness (COVID-19) continues, in Rome, Italy November 12, 2020.
Guglielmo Mangiapane | Reuters
The brand new coronavirus was circulating in Italy since September 2019, a research by the Nationwide Most cancers Institute (INT) of the Italian metropolis of Milan reveals, signaling that Covid-19 may need unfold past China sooner than beforehand thought.
The World Well being Group has mentioned the brand new coronavirus and Covid-19, the respiratory illness it causes, had been unknown earlier than the outbreak was first reported in Wuhan, in central China, in December.
Italy’s first Covid-19 affected person was detected on Feb. 21 in slightly city close to Milan, within the northern area of Lombardy.
However the Italian researchers’ findings, printed by the INT’s scientific journal Tumori Journal, present that 11.6% of 959 wholesome volunteers enrolled in a lung most cancers screening trial between September 2019 and March 2020, had developed coronavirus antibodies nicely earlier than February.
An additional particular SARS-CoV-2 antibodies take a look at was carried out by the College of Siena for a similar analysis titled “Surprising detection of SARS-CoV-2 antibodies within the pre-pandemic interval in Italy”.
It confirmed that 4 circumstances dated again to the primary week of October had been additionally constructive for antibodies neutralizing the virus, which means that they had bought contaminated in September, Giovanni Apolone, a co-author of the research, informed Reuters.
“That is the principle discovering: folks with no signs not solely had been constructive after the serological checks however had additionally antibodies in a position to kill the virus,” Apolone mentioned.
“It signifies that the brand new coronavirus can flow into among the many inhabitants for lengthy and with a low price of lethality not as a result of it’s disappearing however solely to surge once more,” he added.
Italian researchers informed Reuters in March that they reported the next than regular variety of circumstances of extreme pneumonia and flu in Lombardy within the final quarter of 2019 in an indication that the brand new coronavirus may need circulated sooner than beforehand thought.