The first test which can tell people if they've already had the coronavirus but are no longer infected has been approved by Public Health England (PHE).
Swiss health care company Roche's antibody test has been given the green light by scientists at the health body's Porton Down facility.
The Department of Health is in negotiations with the company to buy millions of units, The Telegraph reported. "We want to get our hands on as many of these as possible," a Government source told the paper.
The production of an antibody test which reliably works is seen as crucial in the struggle against the coronavirus outbreak. Do you have a coronavirus story to share?