The United States and Brazil have seen a spike in new coronavirus cases, according to reports on Sunday. Reuters quoted health researchers as saying that the drop in COVID-19 deaths in Manaus, Brazil, meant the city had achieved herd immunity. But with a spike in new infections, they now believe antibodies don’t last more than a few months.
“Something that is evident in our study – and it has also been demonstrated by other groups – is that antibodies to SARS-CoV-2 decay rapidly, months after infection. This is clearly the case in Manaus,” said Leis Buss. saying. Buss is co-author of a study by the University of Sao Paulo’s Institute of Tropical Medicine.
Cases surged in NY, Wisconsin
In the US, Wisconsin and New York have reported record spikes in cases. With 2,817 new cases, Wisconsin on Saturday hit a record one-day infection rate. During the pandemic, 1,13,645 people tested positive in Wisconsin.
In Oklahoma, the death toll has reached 1,000. In New York, more than 1,000 people tested positive in one day for the first time since June 5. Governor Andrew Cuomo said on Saturday there were 1,005 positive cases counted on Friday out of 99,953 tests, for a positive rate of 1 percent. Florida reported 107 new deaths on Saturday, a day after Republican Governor Ron DeSantis announced he was lifting restrictions on restaurant capacity.
Students are quarantined
All California State University, Long Beach students living on campus have been placed in quarantine after five students tested positive for COVID-19 and all direct instruction will be suspended for two weeks.
Melbourne reopens schools, works
Australia’s second-largest city, Melbourne, has further eased the lockdown restrictions imposed after a spike in COVID-19 cases, allowing most children to return to school starting next month and sending more than 1.25,000 people back to work. Those restrictions are scheduled to be relaxed on Sunday.
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