Polymerase chain reaction (PCR) and rapid (antigen) tests for COVID-19 both involve taking a swab. Results for a PCR test take longer, as it needs to go to a laboratory. It is more costly but tends to ...

Countries straining to contain a second wave of COVID-19 are turning to faster, cheaper but less accurate tests to avoid the delays and shortages that have plagued efforts to diagnose and trace those ...

Johns Hopkins researchers developed microdevices known as "theragrippers" that were designed to "latch onto intestinal mucosa and release drugs into the body" over an extended period of time. But they ...

Experts explain why you shouldn't do a throat swab for at-home COVID testing, and they break down what to do instead. Given the wave of COVID-19 cases due to the Omicron variant, more people than ever ...

EVANSTON, Ill.--(BUSINESS WIRE)--Minute Molecular Diagnostics today announced that the U.S. Food and Drug Administration (FDA) granted an Emergency Use Authorization (EUA) for its rapid DASH ...

ATLANTA - The Georgia Department of Public Health is debuting kiosks that provide free COVID-19 PCR tests and results in roughly two days. The health department said Wednesday kiosks offer tests 24/7 ...

With funding stalled in Congress, providers must absorb costs or start charging. Americans who don't have health insurance will now start to see some of the free COVID-19 testing options disappear, ...

To quickly confirm an asymptomatic case of COVID-19, a second rapid test within an hour of a positive result can boost the accuracy of the result from 38 percent to 92 percent, according to a new ...

COLUMBUS, Ohio — You've heard a lot of talk about genomic sequencing: It's the process used in labs to detect variants of COVID-19 from PCR test samples. Some social media users falsely claim it's ...

Last spring, a rapid polymerase chain reaction (PCR) test for COVID-19 — developed by Northwestern University spinoff company Minute Molecular Diagnostics — received emergency use authorization (EUA) ...