COVID-19’s danger lay in its invisibility. The SARS-CoV-2 virus is highly contagious and can be passed on by people with light or no symptoms, making it extremely difficult to track and contain. But ...

In its formative years PCR and its intellectual possessors had to go through some legal wrangling over the originality of the technique. In point of fact, a 13-year earlier paper by Nobelist Gobind ...

Since its invention in the 1980s, polymerase chain reaction (PCR) opened the door for applications such as genetic engineering, genotyping, and sequencing, and has become a fundamental part of ...

Ducharme is a contributor to TIME. Ducharme is a contributor to TIME. If you had COVID-19 symptoms in 2020, you probably would have masked up and braved a visit to a laboratory, doctor’s office, or ...

In the summer of 1984, Henry Erlich, Glenn Horn, Randy Saiki, and myself were working on developing a DNA test for sickle cell anemia (SCA) at Cetus Corp. SCA is an autosomal dominant disease caused ...

LONDON--(BUSINESS WIRE)--Medical and consumer genetics testing innovator and Imperial College London spin-out, DnaNudge, today announces that it has received approval from Ghana’s Food and Drugs ...

The key to an optimal PCR experiment is primer design. In general, primers should be between 18 and 24 nucleotides long and have a GC content between 40 and 60 percent. Ideally primers should contain ...