Quantitative PCR with no gel? Impossible! Now with the ABI PRISM 7700 Sequence Detection System, real time PCR has become a reality. Combining a novel chemistry with a fully integrated PCR ...

or real-time RT–PCR. Fast and accurate, real-time RT–PCR has been critical in detecting, tracking and studying COVID-19. But what is it, and how does it work? Let us explain.