| 单词 | cloning vector |
| 释义 | > as lemmascloning vector cloning vector n. Molecular Biology a DNA molecule (esp. a plasmid) capable of replicating, which is modified such that a fragment of foreign DNA can be inserted into it and which can hence be used for cloning. ΚΠ 1976 Molecular & Gen. Genetics 145 155/1 A DNA segment is prepared for cloning by joining in vitro with bacterial plasmid DNA (the ‘cloning vector’) to form a hybrid plasmid. 1988 Q. N. Myrvik & R. S. Weiser Fund. Med. Bacteriol. & Mycol. (ed. 2) iv. 71 The 4.4kb plasmid pBR322 (a popular cloning vector) has a copy number of about 50 per E. coli cell. 2006 C. Starr Biology (ed. 6) xv. 222/2 Cloning vectors usually have multiple cloning sites, which are several unique restriction enzyme sequences clustered in one part of the vector. < as lemmas |
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