ELISA Definition

ĭ-līzə, -sə
noun
A sensitive immunoassay that uses an enzyme linked to an antibody or antigen as a marker for the detection of a specific protein, especially an antigen or antibody. It is often used as a diagnostic test to determine exposure to a particular infectious agent, such as the AIDS virus, by identifying antibodies present in a blood sample.
American Heritage Medicine
Synonyms:
  • enzyme-linked-immunosorbent serologic assay

Origin of ELISA

  • e(nzyme)-l(inked) i(mmunoad)s(orbent) a(ssay)

    From American Heritage Dictionary of the English Language, 5th Edition

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