Since the emergence of COVID-19 in late 2019, the gold standard in testing for the disease has been a nuclear-derived technique: real-time reverse transcription–polymerase chain reaction, or real-time ...

One of the best ways to figure out how far a virus like COVID-19 has spread in a community is to test for it. This step-by-step guide explains how coronavirus swab-the-nose-and-throat tests work, and ...

The accuracy of the RT-PCR test depends on timing; tests are best given within 10 days of COVID-19 symptom development. As the COVID-19 pandemic continues to spread across the country, many nurse ...

PCR, or Polymerase Chain Reaction, is a revolutionary molecular biology technique that allows for the rapid amplification of specific DNA sequences. It is an essential tool in various fields, ...

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 ...

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 ...

GenEx System Aids in the Selection of Reference Genes for Standardizing mRNA Measurements Quantitative real-time PCR (qPCR) is currently the prime technique to measure gene expression. When properly ...

Scientists have designed a rapid, portable COVID-19 test that can provide results on a smartphone. Its developers claim that it could broaden access to affordable testing in regions that lack ...