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 ...

Tokyo — Researchers in Japan announced "game changing" research this week that found simple saliva tests for COVID-19 are just as reliable as the widely used, but more complicated and uncomfortable, ...

The importance of testing for SARS-CoV-2 has been emphasized since the beginning of the outbreak. Institutions all around the world have been rapidly developing PCR tests with the aim of fast, ...

At-home PCR tests are just as accurate as those done in a lab. At-home antigen tests are more budget-friendly and give results quicker, but there is a greater chance of a false negative. As of ...

A dried 5′-phosphorylated synthetic oligonucleotide for Caenorrhabditis elegans-miR-39 (C.elegans-miR-39) (Integrated DNA Technologies) (5′-phos--3′), with a known starting concentration of 7.6 nmol ...

In a bombshell alert ignored so far by major media, the US Center for Disease Control (CDC) alerted health professionals that the PCR test cannot differentiate between COVID and the Flu. Therefore it ...