COVID-19 tests are in greater demand than ever, and new data about the Omicron variant can make picking and using different types of tests confusing. Molecular tests for COVID-19, like the "RT-PCR" ...

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 ...

In a Sept. 9 speech, U.S. President Joe Biden pledged to increase production of rapid tests amid a raft of measures designed to combat the COVID-19 pandemic ( bit.ly/3D8eXac). “From the start, America ...

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 ...

COLLINSVILLE, Ill. — When you take a COVID-19 test, the studying actually happens at labs like Biovision Diagnostics in Collinsville. The process starts when the specimens are collected offsite and ...

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 ...

Standard PCR tests that just target one specific gene may not detect these variants if the gene has even slightly altered. ‘London Medical Laboratory’s PCR test targets two Covid-19 genes: ...

Though PCR testing has been established as the gold standard for COVID-19 detection, it remains less accessible than rapid antigen testing, since most PCR tests typically take longer to return results ...