Polymerase chain reaction, or PCR, is a laboratory technique used to make multiple copies of a segment of DNA. PCR is very precise and can be used to amplify, or copy, a specific DNA target from a ...

在诊断方面，有两种方法比较常用，其中RT PCR（逆转录聚合酶链反应）是首选，也是现在最常用的新冠病毒病检测方法。 但实际上，RT PCR需要几小时 ...

In most cases, the polymerase chain reaction, or PCR, is their method of choice for quickly generating a sufficient amount of identical genetic material for study and analysis. Prior to the ...

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 ...

But what is real time RT–PCR? How does it work? How is it different from PCR? And what does this have to do with nuclear technology? Here’s a handy overview of the technique, how it works and a few ...