COVID-19: Top science stories of the week, from paused vaccine trial to immune profile of infected children

Sep 11, 2020

Image: REUTERS/Dado Ruvic

Greta Keenan

Lead, Strategic Impact and Communications, World Economic Forum

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New cases of COVID-19 worldwide from January 23 to September 10, 2020, by day Published by John Elflein, Sep 11, 2020 On September 10, 2020, there were 271,256 new cases of coronavirus (COVID-19) worldwide. The total number of cases has reached almost 28 million, with around 914 thousand deaths. Countries start to ease lockdowns Lockdowns around the world have helped to slow the spread of new infections – restrictions include working from home, limiting public gatherings, and banning all non-essential travel. However, the easing of some measures has led to concerns of a second wave of infections. Countries are being urged to continue widespread testing, and experts have warned that some measures, such as social distancing and the wearing of face masks in public, may stay in place for the foreseeable future. Plans to increase testing are stepped up For many countries, widespread testing is an essential part of any plan to reopen society. Rapid diagnostic tests (RDT) are increasingly being used to detect infection in patients. One type of RDT analyzes a sample to look for antigens – molecules found on the SARS-CoV-2 coronavirus – but the more common type of RDT tests for the presence of antibodies. The detection of antibodies in a blood sample means the body has been exposed to the virus, and immune system cells have reacted by producing antibodies to fight it. Mass testing is a strategy used to quickly identify areas with high cases, making it easier to isolate groups and prevent the spread. Read more Number of new cases of coronavirus (COVID-19) worldwide from January 23 to September 10, 2020, by day

New cases of COVID-19 worldwide from 23 January to 10 September Image: Statista

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