There are three different ways to test for COVID-19: PCR tests, antigen tests and antibody tests. Each method is best for a different stage of COVID-19 infection. Used in sequence, all three methods ...

Two types of COVID-19 tests, the rapid antigen test and the polymerase chain reaction (PCR) test, are available in the United States. The PCR typically relies on lab testing and is still considered ...

Polymerase chain reaction (PCR) test kits for COVID-19 use what’s known as gene cloning – not reproductive cloning – to detect the presence or absence of the SARS-CoV-2 virus, but social media posts ...

At present, the FDA lists over forty emergency-use approved at-home COVID tests on its website from over thirty different brands. Some tests are rapid at-home antigen tests that give results in as ...

In a large-scale study funded by Kings College London, researchers successfully implemented an automated PCR-based testing program for SARS-CoV-2 using saliva samples from asymptomatic students and ...

The authors do not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and have disclosed no relevant affiliations beyond their ...