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.

PCR tests, also called molecular tests or nucleic acid tests, are considered the gold standard in detecting the presence of SARS-CoV-2, the virus that gives rise to COVID-19. However, they can take a ...

UNIVERSITY PARK, Pa. — PCR tests, also called molecular tests or nucleic acid tests, are considered the gold standard in detecting the presence of SARS-CoV-2, the virus that gives rise to COVID-19.

At-home COVID-19 tests have become an easy way to self-diagnose. But current tests have drawbacks, such as the length of time it takes to get an answer, or how accurately the test can identify a ...

A study conducted by RCSI has demonstrated that a PCR test using saliva to test for COVID-19 is almost as accurate as the standard nose and throat swab. The saliva screening represents a less invasive ...

BRANFORD, Conn., July 7, 2021 /PRNewswire/ -- As schools and offices prepare to come back safely this Fall, Wren Laboratories, an international genomics testing company, has received emergency use ...

PISCATAWAY, N.J.--(BUSINESS WIRE)--Infinity BiologiX, LLC (IBX). On December 14, 2021, New Jersey State Health Commissioner Judith Persichilli announced that the New Jersey Department of Health will ...

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 ...

MINNEAPOLIS — They're a little hard to find right now, but COVID-19 detection tests are out there. "There's the PCR test which detect the genetic material of the virus, and there's the rapid antigen ...

With COVID-19 case rates on the rise and the delta variant's highly contagious nature, doctors say people across California are increasingly curious about COVID tests. Doctor Nam Tran is the senior ...