radioactive tracer

(redirected from Radioactive labeling)
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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 ?
based in Boston, Massachusetts, is a provider of fluorescent, chemiluminescent and radioactive labeling and detection products for life science research and drug discovery.
Then biochemical studies and radioactive labeling of animal brain tissue revealed that serotonin -- known chemically as 5-hydroxytryptamine or 5-HT -- binds to three specific families of postsynaptic receptors.
of Oklahoma City, for the radioactive labeling of LYM-1 with radioactive iodine-131.

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