1957 Jrnl. Agric. & Food Chem. 5 923/1 A male white rat was treated intravenously with carbon-14-labeled DDT—radiolabel in tertiary carbon position.

1960 Science 18 Mar. 786 (advt.) Purines, pyrimidines, and a host of other basic biochemicals, with and without radiolabels.

1978 Nature 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.

1996 J. McCormick & S. Fisher-Hoch Level 4: Virus Hunters of CDC xx. 184 The virus had to be tagged with a radiolabel, a radioactive tracer.

1956 Proc. Royal Soc. A. 237 156 This matter..is settled by radio-labelling the initiating radical and conducting the reaction under conditions in which transfer is absent.

1962 Jrnl. Immunol. 89 559/1 In the present study with poliovirus, this hindrance was overcome by radiolabeling the virus.

1994 Sci. Amer. Oct. 59 (advt.) Céramide R was radiolabelled with 14C and the manner in which it became bound to hair after its application in various formulations was precisely assessed.

2007 Molecular Immunol. 44 1031/1 Purified protein A..was radiolabeled with ¹²⁵I.

1959 Jrnl. Mammalogy 40 242 The radiolabeling technique should satisfactorily serve the purpose for which it was devised.

1976 Chem. in Brit. 12 379/1 Radiolabelling has become the preferred method for studying the metabolic fate of foreign compounds.

1993 Brit. Jrnl. Surg. 80 14/1 Radiolabelling of neutrophils in both humans and animal models shows the cells to be quickly sequestered in the lung after the onset of sepsis.