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 ...

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 ...

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 ...

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 recent study published in Lancet Microbe, researchers compare the potential of real-time reverse transcriptase-polymerase chain reaction (RT-PCR) genotyping assays with whole-genome sequencing ...

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 ...

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 ...

Singapore-based biotech start-up MiRXES announced that it has received Provisional Authorization from the Health Sciences Authority (HSA) Singapore, to supply the Fortitude Kit SARS-CoV-2 real-time RT ...

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 ...