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 ...

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 ...

The addition of a simple processing step to saliva samples before testing may improve COVID-19 detection rate, eliminate the challenges of nasopharyngeal testing, and facilitate mass surveillance, ...

PLEASANTON, Calif.--(BUSINESS WIRE)--GenTegra, LLC, a Pleasanton, California-based company, announced today a study on the development and characterization of two ...