
Polymerase chain reaction - Wikipedia
PCR is fundamental to many of the procedures used in genetic testing, research, including analysis of ancient samples of DNA and identification of infectious agents. Using PCR, copies of very small …
Molecular Pathology Core Laboratory | Brown University Health
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PCR Test: What It Is, How It Works & Results - Cleveland Clinic
A PCR (polymerase chain reaction) test is a lab technique that amplifies (creates more copies) of genetic material (DNA). Healthcare providers can use PCR to test for infectious diseases, to look for …
Polymerase chain reaction (PCR) | Definition, Steps, Applications ...
Nov 4, 2025 · The polymerase chain reaction (PCR) is used to make numerous copies of a specific segment of DNA quickly and accurately, enabling experiments in molecular biology, forensic …
Polymerase Chain Reaction (PCR) Fact Sheet
Aug 17, 2020 · Sometimes called "molecular photocopying," the polymerase chain reaction (PCR) is a fast and inexpensive technique used to "amplify" - copy - small segments of DNA.
Polymerase Chain Reaction (PCR): Principle, Enzymes, Steps, Types, …
Aug 11, 2025 · Polymerase chain reaction (PCR) is a nucleic acid amplification technique used to amplify the DNA or RNA in vitro enzymatically.
Polymerase Chain Reaction – Principle, Steps, Types, & Purpose
Jun 10, 2025 · Polymerase chain reaction, known as PCR, is an experimental technique used to produce millions and millions of copies of DNA or RNA (nucleic acid) samples. It was developed by …
PCR Tests: MedlinePlus Medical Test
PCR (polymerase chain reaction) tests are a reliable and accurate way to diagnose certain infectious diseases, some types of cancer, and certain genetic changes. The tests check for small amounts of …
Polymerase chain reaction (PCR) (article) | Khan Academy
Polymerase chain reaction, or PCR, is a technique to make many copies of a specific DNA region in vitro (in a test tube rather than an organism). PCR relies on a thermostable DNA polymerase, Taq …
Polymerase Chain Reaction (PCR): Steps in This DNA Test
PCR (polymerase chain reaction) is a method to analyze a short sequence of DNA (or RNA) even in samples containing only minute quantities of DNA or RNA. PCR is used to reproduce (amplify) …