Posts circulating on Facebook and Instagram claim the Centers for Disease Control and Prevention will stop using its covid-19 test because it cannot differentiate between the covid virus and flu ...

A polymerase chain reaction (PCR) test detects genetic material from a pathogen or abnormal cell sample. Ways of collecting samples include a nasal swab, a saliva swab, or taking a sample of blood.

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 ...

WILLIAMSBURG, Va. - It's been a struggle to find COVID-19 tests for so many Hampton Roads families. News 3 has covered for days how in demand rapid tests and PCR tests are right now. As the virus ...

July 25 (UPI) --Scientists at Columbia University unveiled research Monday they said is "a step closer" toward bringing polymerase chain reaction, known as PCR, testing for COVID-19 and other viruses ...

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 ...