
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 …
Polymerase chain reaction (PCR) | Definition, Steps ...
Dec 31, 2025 · Polymerase chain reaction is a technique used to make numerous copies of a specific segment of DNA quickly and accurately.
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) Fact Sheet
Aug 17, 2020 · Polymerase chain reaction (PCR) is a technique used to "amplify" small segments of DNA.
PCR Test: What It Is, How It Works & Results - Cleveland Clinic
Jan 16, 2025 · 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, …
Polymerase Chain Reaction (PCR): Principle, Enzymes, Steps ...
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: A Comprehensive Guide - BioPathogenix
Jan 13, 2025 · PCR has become an essential tool in laboratories worldwide, but to truly appreciate its impact, one must understand its foundational principles. This blog article explores the Polymerase …
PCR Basics - Thermo Fisher Scientific - US
The polymerase chain reaction, or PCR, is one of the most well-known techniques in molecular biology. PCR involves a series of temperature cycles that enable the replication of DNA segments, making it …
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 …