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  1. 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 …

  2. 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 …

  3. Polymerase Chain Reaction (PCR) Fact Sheet

    Aug 17, 2020 · Polymerase chain reaction (PCR) is a technique used to "amplify" small segments of DNA.

  4. Polymerase chain reaction (PCR) | Definition, Steps, Applications ...

    Dec 11, 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, …

  5. 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.

  6. 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 …

  7. Polymerase Chain Reaction (PCR) - PubMed

    Jul 7, 2025 · The polymerase chain reaction (PCR) is a frequently utilized laboratory nucleic acid amplification technique that uses Taq polymerase, a thermostable DNA polymerase isolated …

  8. polymerase chain reaction / PCR | Learn Science at Scitable

    An automated method for synthesizing many copies of a specific fragment of DNA by repeated rounds of DNA replication; abbreviated as PCR.

  9. What is PCR - OpenPCR

    What is PCR? PCR is a method of copying DNA molecules. DNA replication is common in life; for example it takes place inside your own cells every time they divide. An enzyme known as …

  10. 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 …