The many coronavirus particles inside an infected person likely include some mutated ones that may turn out to be early examples of important variants,...
Leading South African scientists are set to investigate Covid-19 and HIV in tandem, amid mounting evidence that the collision of the two pandemics could...
The reason the coronavirus variant first identified in the UK is more transmissible than earlier versions of the virus may be that it spends more time inside infected people
The U.S. drugs regulator said on Friday genetic variants of COVID-19, including the one found in the UK, could lead to false negative results from some molecular COVID-19 tests.