recombinant DNA

American  

noun

Genetics.

1. DNA in which one or more segments or genes have been inserted, either naturally or by laboratory manipulation, from a different molecule or from another part of the same molecule, resulting in a new genetic combination.

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recombinant DNA British  

noun

1. DNA molecules that are extracted from different sources and chemically joined together; for example DNA comprising an animal gene may be recombined with DNA from a bacterium

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recombinant DNA Scientific  

/ rē-kŏm′bə-nənt /

1. A form of DNA produced by combining genetic material from two or more different sources by means of genetic engineering. Recombinant DNA can be used to change the genetic makeup of a cell, as in adding a gene to make a bacterial cell produce insulin.

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Etymology

Origin of recombinant DNA

First recorded in 1970–75

Example Sentences

Just as in the recombinant DNA letter, the researchers called for a moratorium on certain AI projects, warning of a possible “AI extinction event.”

From Los Angeles Times • Jun. 25, 2023

The process became popularly known as recombinant DNA.

From Los Angeles Times • Feb. 22, 2023

In 1971, he was already a well-known researcher at Stanford University when he oversaw the artificial introduction of DNA from one virus into another, creating the first recombinant DNA, or rDNA.

From New York Times • Feb. 21, 2023

The letter called for an international meeting of the scientific community to “deal with the potential biohazards of recombinant DNA molecules.”

From Washington Post • Feb. 18, 2023

Addition of foreign DNA in the form of recombinant DNA vectors that are generated by molecular cloning is the most common method of genetic engineering.

From Textbooks • Apr. 25, 2013