radioactive tracer

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Related to Radioactive label: Radioactive tracer, radiotracer

radioactive tracer

[¦rād·ē·ō′ak·tiv ′trā·sər]
(nucleonics)
A radioactive isotope which, when attached to a chemically similar substance or injected into a biological or physical system, can be traced by radiation detection devices, permitting determination of the distribution or location of the substance to which it is attached. Also known as radiotracer.
References in periodicals archive ?
A very efficient linking methodology has been completed to attach a radioactive label to the in vivo imaging agent monoclonal antibody.
This patent is important because it covers a technology which provides a simple way to accomplish our objective of attaching a safe radioactive label to our targeting peptides," said Richard T.
Simultaneously, the company is developing an in vivo (inside the body) imaging agent designed to identify both tumors and metastases with a radioactive label so its location can be plotted by scintographic imaging.
Simultaneously, Epigen is developing an in vivo (inside the body) imaging agent designed to identify the tumor site with a radioactive label so its location can be plotted by scintographic imaging.
Because of the specificity of the antibody to HCA, the radioactive label is designed to be carried directly to the tumor site upon injection and to mark the tumor so the tumor's location can be plotted by scintographic imaging.
When linked to a radioactive label through a proprietary process developed by Merck Frosst, it enables the imaging and detection of clots.

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