recombinantadj.n.
/(ˌ)riːˈkɒmbᵻnənt/, /rᵻˈkɒmbɪnənt/, U.S. /riˈkɑmbənənt/ Genetics.
A. adj.
Of genetic material: assembled by genetic recombination or genetic engineering. Of an organism, cell, or protein: being or containing the expressed product of such genetic material.
ΘΚΠ
the world > life > biology > biological processes > genetic activity > [adjective] > changes or actions of genes or chromosomes > recombination
recombinational1931
recombinant1940
parasexual1954
recombinogenic1965
recombinationless1966
1940 Science 8 Nov. 418/2 A ‘recombinant’ female having all its major chromosomes from melanogaster and only minor chromosomes..from simulans was normal and fertile.
1960 New Biol. 31 71 A daughter chromosome might be formed by copying first the ab fragment and then the C portion of the original chromosome so that we now have a recombinant chromosome, abC.
1989 Jrnl. Heredity 80 55/2 Only half of the actual recombinant progeny can be distinguished from nonrecombinant types.
1992 M. Leyner Et Tu, Babe (1993) v. 124 I was ensconced in my basement ‘laboratory’, manipulating the size of my scrotum with a recombinant strain of filarial elephantiasis that I'd developed.
2002 P. Cunningham in K. Schellander et al. Genomics & Biotechnol. Livestock Breeding 6 The demand for specialty food proteins could create a market with a sufficient margin to justify the cost of recombinant dairy cows.
B. n.
A recombinant organism, cell, protein, or piece of genetic material.
ΘΚΠ
the world > life > biology > biological processes > genetic activity > genetic constitution > [noun] > genotype > formed by differing
recombinant1940
1940 Science 8 Nov. 418/1 Genetic analysis of such differences would require the obtaining of mixtures of various kinds—‘recombinants’—that would only arise in the later generations of crosses.
1976 Nature 1 July 2/3 Foreign genes are inserted into the bacterium by splicing them into a plasmid..and reintroducing the recombinant into the bacterium.
1983 J. R. S. Fincham Genetics x. 258 At least one of the strains had to be F+ in order for recombinants to be formed.
2000 P. Stanley in M. Fukuda & O. Hindsgaul Molecular & Cellular Glycobiol. v. 183 (caption) Non-homologous recombinants are selected against with gancyclovir.
Compounds
recombinant DNA n. DNA that contains sequences from different organisms, esp. as produced artificially.
ΚΠ
1961 Proc. National Acad. Sci. U.S.A. 47 510 (heading) Constancy of linkage of S and C at varying dilutions of newly formed recombinant DNA.
1993 New Yorker 19 July 33/1 This fall,..a new, genetically engineered tomato will appear in Midwestern supermarkets... It will be the first food created by the use of recombinant DNA ever to go on sale.
2000 L. McTaggart Being Catholic Today xxii. 185 Genetic engineering (also called genetic manipulation, or, for real cognoscenti, recombinant DNA technology) is very clever and very complex.
This entry has been updated (OED Third Edition, June 2009; most recently modified version published online March 2022).
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adj.n.1940