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

See Examples For:

recombinant DNA

The recombinant DNA letter focused on the risk of accidentally creating novel fatal diseases.

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

A 1974 letter Dr. Berg signed with 10 colleagues, published in the journal Science, noted “serious concern that some of these artificial recombinant DNA molecules could prove biologically hazardous.”

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