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Medical Term:


Pronunciation: im'yu-no-as'a, im-yu'no


Detection and assay of substances by serologic (immunologic) methods; in most applications the substance in question serves as antigen, both in antibody production and in measurement of antibody by the test substance.

Synonym(s): immunochemical assay

See Also: enzyme-linked immunosorbent assay, radioimmunoassay, radioimmunoelectrophoresis, immunologic pregnancy test

© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.