PCR-based diagnostic tests are becoming increasingly common in clinical settings because they are much more sensitive and accurate than older tests, and provide results within hours, not days. Yet a ...

New guidelines from the U.S. Centers for Disease Control and Prevention (CDC) withdrawing their request for Emergency Use Authorization for a coronavirus test introduced in February 2020 do not mean ...

New COVID-19 restrictions for international travel and other activities are fueling consumer demand for highly accurate polymerase chain reaction, or PCR, tests with rapid turnaround times. Some ...

Testing for the coronavirus has been very much in the news. The first and most urgent focus is on increasing access to tests to diagnose people with current infections. But now other tests are ...

The Omicron BA.2 sub-type continues to attract attention as it spreads in various parts of the world including the U.S. In several news reports and even by some healthcare experts, BA.2 has sometimes ...

The claim: PCR creator Kary Mullis said the tests can detect 'anything in anybody' and can't tell you if you're sick Biochemist and PCR test creator Kary Mullis died in 2019, months before the ...

A friend texted me recently because her daughter’s class had a coronavirus outbreak and my friend had some questions about COVID-19 testing. Testing has been on lots of other people’s minds and in the ...

Go to a testing center, get your nose swabbed, know if you're positive for COVID or not in under 15 minutes. Sounds amazing, right? Rapid tests have proved hugely popular for sussing out COVID-19 ...