SAN FRANCISCO -- There has been a lot of talk about testing for the coronavirus, but you may not entirely understand what the different tests are for. The coronavirus makes some people sick, some ...

Coronavirus antibody tests can determine if someone was previously infected, but many available tests are not fully reliable, according to the head of a Los Angeles clinic. Tuesday, April 21, 2020 LOS ...

As the new coronavirus burns its way across the world, scientists are rushing to find ways to identify those who have been infected — including those who have recovered from COVID-19. Those people, ...

Editor's note: Find the latest COVID-19 news and guidance in Medscape's Coronavirus Resource Center. The U.S. Food and Drug Administration has granted Cellex an emergency use authorization to market a ...

WASHINGTON -- Reported coronavirus cases vastly underestimate the true number of infections, U.S. government data published Tuesday suggest, echoing results from a smaller study last month. The ...

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At a laboratory in Sentara Norfolk General Hospital, scientists are analyzing blood samples to determine whether some people have previously had an infection caused by the coronavirus. They have been ...

Lawmakers worry about the reliability of the tests as states reopen. Democratic lawmakers are questioning the accuracy of a number of coronavirus antibody tests seen as crucial to reopening the ...

NEW YORK (Reuters) - U.S. health insurers may balk at covering tests that look for coronavirus antibodies in some cases, arguing that employers or the government should foot a bill expected to run ...

All blood donations to the American Red Cross over the next four months will be tested for COVID-19 antibodies according to a statement from the organization. The organization tests donations for ...

Some COVID-19 patients are testing positive after recovering in Asia, but experts say the presence of antibodies should guarantee short-term immunity ...