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PCR
abbreviation for
- polymerase chain reaction: a technique for rapidly producing many copies of a fragment of DNA for diagnostic or research purposes
PCR
- 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 .
Example Sentences
For viruses, the most common diagnostic tool is a PCR test.
"The trouble with PCR is that you have to think of the viruses that might be causing an infection and do a separate test for each and every one," she says.
This part of the inquiry will also look at the purchase of ventilators to help patients breathe, as well as millions of lateral flow and PCR tests.
According to UKHSA, some of the higher numbers may be attributable to the use of PCR multiplex technology, which can detect multiple gastrointestinal pathogens in one test.
鈥淚f a person has a laboratory-based PCR test done for influenza and an influenza A virus is detected, the virus is subtyped to determine if it is an H1 or H3 or untypeable.鈥
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