| 单词 | ti plasmid |
| 释义 | > as lemmasTi plasmid TI adj. (also Ti) (Biology), tumour-inducing; spec. in Ti plasmid, a plasmid (originally referred to as a ‘tumour-inducing principle’ or TIP, this being still occasionally used to denote ‘tumour-inducing plasmid’), found in some strains of Agrobacterium tumefaciens, whose presence is necessary to induce the formation of crown galls in plant tissue infected by the bacterium. ΘΚΠ the world > life > biology > biological processes > genetic activity > genetic components > [noun] > plasmid plasmid1952 Ti plasmid1976 1954 Ann. Rev. Plant Physiol. 5 141 The affected cells acquire as a result of the action of TIP [sc. tumour-inducing principle] only the potentiality for autonomous growth but not the capacity for rapid duplication. 1974 Nature 8 Nov. 169/2 The correlation between the loss of the plasmid and the loss of the tumour-inducing plasmid (TIP) being 100%. 1976 Molecular & Gen. Genetics 145 180/2 Both the specificity and the activity of the enzyme-systems for octopine or nopaline utilization in A. tumefaciens strains are coded for by the TI plasmid. 1984 National Geographic Dec. 834/2 A French-bean gene was inserted into a Ti plasmid..from a microbe. < as lemmas |
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