immunoassay

American  

[im-yuh-noh-uh-sey, -as-ey, ih-myoo-] / ˌɪm yə noʊ əˈseɪ, -ˈæs eɪ, ɪˌmyu- /

noun

1. any laboratory method for detecting a substance by using an antibody reactive with it.

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immunoassay British  

/ ˌɪmjʊnəʊˈæseɪ /

noun

1. immunol a technique of identifying a substance by its ability to bind to an antibody

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immunoassay Scientific  

/ ĭm′yə-nō-ăs′ā,ĭ-myo̅o̅′- /

1. A laboratory technique that identifies and quantifies (usually in minute amounts) a protein such as a hormone or an enzyme, based on its ability to act as an antigen or antibody in a chemical reaction.

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Other Word Forms

• immunoassayable adjective
• immunoassayist noun

Etymology

Origin of immunoassay

First recorded in 1955–60; immuno- + assay

Example Sentences

One is that the blood test used - an immunoassay - is inaccurate and should have been verified.

From BBC

Some experts have also questioned the accuracy of the simple test used to measure insulin in all three of the cases, known as the immunoassay method.

From BBC

It is called an immunoassay test, and works by using antibodies to detect and measure substances.

From BBC

Quanterix, a company in Billerica, Mass., has developed an immunoassay that detects amyloid and tau in conjunction with other neurological markers and inflammatory proteins.

From Scientific American

Abbott Labs’ Architect immunoassay provided a less precise reading of neutralizing antibody activity in each sample, they found.

From Los Angeles Times