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 ?
Radioactive labeling with amino acids of these two pools is separated by a time interval that is the result of the lag in radiolabeled nascent peptides becoming fully labeled, ribosome-dissociated peptides.
Radioactive labeling is only effective for PAM tagged with a radioactive isotope.
When associated with radioactive labeling techniques, they also can pose safety hazards.

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