| 释义 |
reˈnature, v.|riː-|
[re- 5 a.]
a. trans. To restore the nature or properties of (what has been denatured).
1946Nature 30 Nov. 768/2 Some fairly close system of supervision by the international authority will be essential to ensure that the denatured material..is not being ‘renatured’ so as to make it suitable for use in a bomb. 1977Sci. Amer. Apr. 44/2 Stewart found that after cooling and the removal of the detergent the interferon recovered its original biological activity: it was renatured.
b. intr. To undergo renaturation.
1965Peacocke & Drysdale Molecular Basis Heredity iv. 38 Such a close correlation clearly has great potentialities in the assessment of the relationship between micro-organisms but cannot be used for higher plants and animals since their DNA are more heterogeneous and do not ‘renature’. 1973Nature 11 May 55/2 They demonstrated that the centromeric regions..renature the most rapidly after denaturation.
Hence reˈnatured ppl. a., reˈnaturing vbl. n.; also reˈnaturable a.
1955Bull. Atomic Sci. Jan. 12/1 If reconversion of the denatured nuclear explosives is not a protracted process, the threat of seizure, renaturing, and atomic rearmament would remain indefinitely. 1964G. H. Haggis et al. Introd. Molecular Biol. xii. 315 Such a renatured DNA regains its biological activity and can be used to transform bacteria. 1970Nature 26 Sept. 1310/1 Renaturable DNA is defined as DNA that after denaturation..rapidly reverts to a duplex when the denaturing conditions are removed. |