‘Widespread availability of a fingerprick test that produces results in 10 to 15 minutes would be a game-changer. NHS doctors and nurses with symptoms would know immediately whether they have had Covid-19, enabling them to get back to work sooner.
‘NHS workers or anyone else would be able to know if they have had the virus and are therefore immune, which means they could resume their normal lives, no longer having to work from home or keep their distance from other people. It is widely thought that having had Covid-19 makes people immune to the disease. There have been cases of apparent reinfection, though they are rare.
‘The test detects the presence of IGM, an antibody that arises very early on in the infection, and IGG, which is increased in the body’s response to the virus. The results of some of the tests on order can be read by anyone, but others would need to be interpreted by healthcare professionals.
‘The UK is not the only country ordering the antibody tests. “Tests are being ordered across Europe and elsewhere and purchased in south-east Asia. This is widespread practice. We are not alone in doing this,” said Peacock [Prof Sharon Peacock, the director of the national infection service at PHE].’
Read
here (The Guardian, March 25, 2020)