The FDA has issued emergency authorizations to 12 antibody tests for the virus. As federal officials gradually begin reopening the country, expanded testing is central to the conversation. Until now, ...

Health experts say the country is days away from widespread coronavirus antibody testing. Instead of detecting the virus itself, the tests detect proteins called antibodies that the immune system ...

If you are looking for a single magical number to tell whether you can be more lax on Covid-19 precautions, sorry, but the level of antibodies in your blood is not going to provide it. Antibodies aren ...

MECHANICSVILLE, Va. -- A Mechanicsville resident reached out to the CBS 6 Problem's Solvers after he said an antibody test he received after his COVID-19 vaccination showed no antibodies in his system ...

Find the latest COVID-19 news and guidance in Medscape's Coronavirus Resource Center. The US Food and Drug Administration (FDA) is against antibody testing for SARS-CoV-2 testing to determine immunity ...

Antibody tests for the coronavirus have just one scientifically sanctioned job in the clinic. Designed to detect a delayed immune response to the virus, they can help patients determine whether they ...

Experts can't agree on whether to use COVID-19 antibody tests to check whether people need a booster shot. The FDA said on May 19 that antibody tests shouldn't be used to test for COVID-19 immunity.

People would like to know whether their COVID-19 vaccine is protective enough or a previous infection will keep them safe. Experts warned that taking an antibody test isn’t a good way to find out. The ...

SAN FRANCISCO (KGO) -- It's the next frontier of COVID-19 testing - looking for antibodies to the virus. ABC7 news got an inside look at the San Francisco lab that is validating a coronavirus antibody ...