. . . . . . "restriction endonuclease"^^ . . . . . . "114153531"@en-us . . "restriction nuclease"@en-us . "115005071"^^ . . . "any of the enzymes that cut nucleic acid at specific restriction sites and produce restriction fragments; obtained from bacteria (where they cripple viral invaders); used in recombinant DNA technology"@en-us . "15005071-n"^^ . "0"^^ . "restriction endonuclease"@en-us . "restriction enzyme"@en-us . "0"^^ .