COVID-19 antibody tests have been around since the beginning of the pandemic. Remember talk about immunity “passports” that would verify that you’d been infected and were purportedly immune to COVID?

An Israeli medic shows a positive coronavirus antibody test of a child during a testing drive in the coastal city of Netanya on Aug. 22. (JACK GUEZ/AFP via Getty Images) The Oct. 19 Health & Science ...

SAN DIEGO COUNTY, Calif. — There are at-home self tests to determine if you have COVID but what about antibody tests that show if your immune system can fight the virus? Doctors warn against using a ...

Peter is a writer and editor for the CNET How-To team. He has been covering technology, software, finance, sports and video games since working for @Home Network and Excite in the 1990s. Peter managed ...

Each week, we answer frequently asked questions about life during the coronavirus crisis. If you have a question you'd like us to consider for a future post, email us at [email protected] with the ...

A type of COVID-19 test rushed out in the early days of the pandemic, before vaccines became widely available, isn’t much use any more for most people, doctors say. So-called antibody blood tests can ...

The Red Cross will resume testing blood donations for COVID-19 antibodies. A spokesman for the Red Cross said they plan to use plasma with high levels of antibodies to help people with a weaker immune ...

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, ...

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 ...

Testing yourself for coronavirus infection can be more convenient than getting a clinic or lab test, but from a public health standpoint, experts say there’s at least one key downside. In the US, ...

SAN FRANCISCO (KRON) — Phase 3 trial results by biotech company Regeneron showed its new drug provides long-term protection against COVID-19. A single dose of the antibody cocktail reduced the risk of ...