Tracer (nuclear medicine)
A tracer ( Engl. Trace = Trace) is an artificial, often radioactively labeled native or foreign substance, which after insertion into the living body in the metabolism participates and about diverse studies made possible or facilitated. Because of the minimal amount of substance, the body functions are not disturbed. The inventor of the method was the Hungarian George de Hevesy .
Today, the tracer method is used not only in nuclear medicine diagnostics but also in research in chemistry , biology and biochemistry .
See also: radiopharmaceutical
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- Roche Lexicon Medicine (Electronic Resource) 5th Edition; Elsevier GmbH, Urban & Fischer Verlag; Munich / Jena 2003; ISBN 3-437-15072-3 ; Keyword tracer