ELISA (redirected from Antigen test)

ELISA (e-li´sah) Enzyme-Linked Immuno-Sorbent Assay; any enzyme immunoassay using an enzyme-labeled immunoreactant and an immunosorbent.

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ELISA (-lz)

n.

Enzyme-linked immunosorbent assay; 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.

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ELISA

Enzyme-linked immunosorbent assay. This test has been used a screening test for AIDS for many years and has also been used to detect gonorrhea bacteria.

Mentioned in: Gonorrhea

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ELISA

[əlī′zə]

abbreviation for enzyme-linked immunosorbent assay. A primary test used in screening for HIV antibodies.

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ELISA,

n.pr See enzyme-linked immunosorbent assay.

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ELISA,

n the abbreviation for enzyme-linked immunosorbent assay used to detect the presence of HIV antibody to HIV in the blood. See also EIA.

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ELISA

enzyme-linked immunosorbent assay. A type of primary binding test used to detect and measure either antigen or antibody. Either antigen or antibody is bound to a solid substrate (polystyrene surface), and a second antibody to which enzyme is conjugated is added, followed by a substrate for the enzyme.

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ELISA

Enzyme-linked immunosorbent assay Lab medicine A heterogeneous immunoenzymatic assay that approaches the sensitivity of RIA Pros Lower cost, simpler equipment, faster 'turn-around time', and none of the problems inherent in handling radioactive substances; ELISA may be used to measure any antigen and antibody. See Avidin-biotin method, EMIT, RIA, Sandwich method.