COVID-19 testing is becoming more common in the UK as, along with mass vaccinations, it helps to open up society at a time when restrictions are easing. A university is trialling the use of saliva ...

Ducharme is a contributor to TIME. A nurse practitioner administers COVID-19 tests in the parking lot at Brockton High School in Brockton, Mass., on Aug. 13, 2020. A nurse practitioner administers ...

PCR has revolutionized the world of molecular biology and beyond. From its use as a standalone technique to its role in cloning and sequencing, PCR is indispensable – yet it is important to choose the ...

Medically reviewed by Jordana Haber Hazan, MD Key Takeaways PCR tests are very accurate and can find the virus even in people without symptoms.Rapid tests can be done at home and show results in ...

With laboratory methods and diagnostics advancing apace, Francesca Lake considers whether PCR is likely to retain its crown as an essential lab method, or whether it could be replaced and consigned to ...

In 1983, American biochemist Kary Mullis was driving home late at night when a flash of inspiration struck him. He wrote on the back of a receipt the idea that would eventually grant him the Nobel ...