Two types of COVID-19 tests, the rapid antigen test and the polymerase chain reaction (PCR) test, are available in the United States. The PCR typically relies on lab testing and is still considered ...

Anyone in South Australia who has symptoms of COVID, however mild, should get a test. People who have been at an exposure location must also seek testing, according to SA Health. Rapid antigen tests ...

At the start of the SARS-CoV-2 pandemic people who felt unwell had to join long queues for lab-based PCR tests and then wait for two days to learn if they were infected with the COVID-19 virus or not.

Digital PCR, or dPCR, is a molecular biology technique that detects and quantifies nucleic acid targets. By partitioning a sample into many individual reactions, scientists can measure whether a ...

Ducharme is a contributor to TIME. A medical worker performs a COVID-19 test at a screening center in Saint-Denis, France, on Nov. 4, 2020. Ducharme is a contributor to TIME. If you had COVID-19 ...

PCR processes are the diagnostic gold standard when it comes to identifying coronavirus infections. Unlike rapid antigen tests, they function even in the case of a low viral load and detect the ...

Researchers often call the polymerase chain reaction test – known as the PCR test – "the gold standard" for detecting the COVID-19 virus. The test is considered highly reliable and effective, and it ...

Although the COVID-19 pandemic is not yet officially over, it appears to be tapering off worldwide. Earlier this month, the Director General of the World Health Organization (WHO) stated that he ...