radioimmunoassay

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English[edit]

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Etymology[edit]

radio- +‎ immunoassay

Noun[edit]

radioimmunoassay (plural radioimmunoassays) (abbreviated as RIA)

  1. A procedure that uses the binding of a radioactively labeled substance to an antibody in order to analyze minute amounts of biological compounds.

Verb[edit]

radioimmunoassay (third-person singular simple present radioimmunoassays, present participle radioimmunoassaying, simple past and past participle radioimmunoassayed)

  1. To assay by this process.