A test for the presence of a substance using the reaction of an antibody to its antigen, making use of the high selectivity of components of biological immune systems.

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  • Immunoassay — vgl. Immunassay …   Das Wörterbuch medizinischer Fachausdrücke

  • immunoassay — [im΄yə nō as′ā, i myo͞o΄nōas′ā] n. [ IMMUNO + ASSAY] a technique for analyzing, and measuring the concentration of, antibodies, hormones, etc. in the body, used in diagnosing disease, detecting the presence of a tumor or drug, etc …   English World dictionary

  • Immunoassay — Mikrotiterplatte zur Durchführung eines Immunoassays Als Immunoassays werden zusammenfassend eine Reihe von Methoden in der Bioanalytik bezeichnet, deren gemeinsames Grundprinzip die Erkennung und damit der Nachweis eines Analyten in einer… …   Deutsch Wikipedia

  • Immunoassay — An immunoassay is a biochemical test that measures the concentration of a substance in a biological liquid, typically serum or urine, using the reaction of an antibody or antibodies to its antigen. The assay takes advantage of the specific… …   Wikipedia

  • immunoassay — Detection and assay of substances by serological (immunological) methods; in most applications the substance in question serves as antigen, both in antibody production and in measurement of antibody by the test substance. SEE ALSO: enzyme linked… …   Medical dictionary

  • immunoassay — noun Date: 1959 a technique or test used to detect the presence or quantity of a substance (as a protein) based on its capacity to act as an antigen • immunoassayable adjective …   New Collegiate Dictionary

  • immunoassay — immunoassayable, adj. /im yeuh noh euh say , as ay, i myooh /, n. any laboratory method for detecting a substance by using an antibody reactive with it. [1955 60; IMMUNO + ASSAY] * * * …   Universalium

  • Immunoassay — Im|mu|no|as|say [ ə seɪ; ↑ immun engl. assay = Analyse, Prüfung, Versuch], der; s, s; S: Immunassay: Sammelbez. für sehr empfindliche immunchem. Analysenmethoden zu Nachweis u. Bestimmung solcher biol. aktiven Stoffe (z. B. Proteine, Hormone,… …   Universal-Lexikon

  • Immunoassay — Im|mu|no|as|say vgl. ↑Immunassay …   Das große Fremdwörterbuch

  • immunoassay —    A fluorescent antibody technique, used for detection of antigens and antibodies in blood and serum …   Forensic science glossary

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