PCR

British  

abbreviation

1. polymerase chain reaction: a technique for rapidly producing many copies of a fragment of DNA for diagnostic or research purposes

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PCR Cultural  

1. A laboratory technique that can amplify the amount of DNA from a tiny sample to a large amount within just a few hours. Theoretically, PCR can take one molecule and produce measurable amounts of identical DNA in a short period of time. It is used in DNA fingerprinting and DNA sequencing.

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An enzyme used in this process was originally found in bacteria in hot springs.

Example Sentences

If that test is positive, a follow-up PCR test checks for viral RNA to confirm an active infection.

From Science Daily

In most clinical settings, the PCR sample must be sent to an outside laboratory, leading to delays that can stretch from several days to weeks.

From Science Daily

"The TGA is aware that many companies responsible for sunscreens manufactured using this base formulation relied on testing by PCR Corp to support their SPF claims."

From BBC

Mr Curnow said Wild Child had ceased working with PCR laboratories and had submitted its formulas for testing with other accredited, independent laboratories.

From BBC

All companies using the problematic base formula and the PCR lab have also been contacted by the TGA, it said.

From BBC