| 释义 |
ˈradio-label, v. and n. Biol. and Chem.
Also radiolabel.
[f. radio- 3 + label v.]
A. v. trans. To label with a radioactive isotope (see label v. 2). So ˈradio-labelled ppl. a., radio-ˈlabelling vbl. n.
1953Adv. Biol. & Med. Physics III. 149 It may be possible to demonstrate the existence of such autoantibodies by the use of radio-labeled sera. 1962Jrnl. Immunol. LXXXIX. 559/1 In the present study with poliovirus, this hindrance was overcome by radiolabeling the virus. 1970Nature 16 May 649/1 In radiolabelling experiments, synchronized cultures were incubated with radioactive aminoacids for the required time and radiolabelled γG2a was assayed. 1972Science 16 June 1226/3 The tube is then washed, radiolabeled HBAb is added, and the new mix incubated. 1976Chem. in Brit. XII. 375 (heading) Radiolabelling water's courses. Ibid. 379/1 Radiolabelling has become the preferred method for studying the metabolic fate of foreign compounds in biological systems.
B. n. A radioactive label (label n.1 7 d).
1972Science 16 June 1226/3 The use of a radiolabel makes the technique expensive. 1978Nature 12 Jan. 111/3 That these phenomena are not due to breakdown and reincorporation of the radiolabel is shown by the negligible label in juice if the radiolabelled protein presented is albumin. |