PCR-Machines are based on Polymerase Chain Reaction (PCR) and produce copies of genes exponentially. The PCR cycling reactions are carried out in an automated thermocycler, which is capable of heating ...

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 ...

The COVID-19 pandemic led to many changes. Among them is universal familiarity with a molecular diagnostic technique that was largely unknown outside clinical use. The polymerase chain reaction — or ...