ELISA

(redirected from Antibody test)
Also found in: Thesaurus, Medical, Encyclopedia.

ELISA

 (ĭ-lī′zə, -sə)
n.
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.

[e(nzyme)-l(inked) i(mmunoad)s(orbent) a(ssay).]

ELISA

(ɪˈlaɪzə)
n acronym for
(Biochemistry) enzyme-linked immunosorbent assay: an immunological technique for accurately measuring the amount of a substance, for example in a blood sample

ELISA

(ɪˈlaɪ zə, -sə)

n.
a diagnostic test for detecting exposure to an infectious agent, as the AIDS virus, by combining a blood sample with antigen of the agent and probing with an enzyme that causes a color change when antibody to the infection is present in the sample.
[1985–90; e(nzyme-)l(inked) i(mmuno)s(orbent) a(ssay)]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.ELISA - an assay that relies on an enzymatic conversion reaction and is used to detect the presence of specific substances (such as enzymes or viruses or antibodies or bacteria)
assay - a quantitative or qualitative test of a substance (especially an ore or a drug) to determine its components; frequently used to test for the presence or concentration of infectious agents or antibodies etc.
References in periodicals archive ?
The agency also noted that antibody test results received before pregnancy should not be used to determine whether it is safe to become pregnant.
Because anti-Zika antibodies appear in the body soon after infection and are present in the body for longer periods than the virus, the Company believes there is a significant need and utility for a rapid Zika antibody test.
M2 PHARMA-July 1, 2014-USDA gives go-ahead to Abaxis' VetScan Canine Ehrlichia Antibody Test Kit
CDC is issuing this update in guidance because of 1) changes in the availability of certain commercial HCV antibody tests, 2) evidence that many persons who are identified as reactive by an HCV antibody test might not subsequently be evaluated to determine if they have current HCV infection (5), and
Almost 1 in 40 of those who tested HIV negative in a large clinic cohort in Lilongwe, Malawi, turned out to have acute HIV infection that was too recent to be detected by single or dual rapid antibody test used as the standard method of HIV diagnosis, researchers from the University of North Carolina report in a recent edition of the Journal of Infectious Diseases.
The polymerase chain reaction (PCR) assay for Epstein-Barr virus DNA is more sensitive than the heterophile antibody test in children, is highly specific, but is also expensive (SOR: C, based on validating cohort study).
It is cost effective and good clinical care to screen all pregnant women with a type-specific antibody test for herpes.
Among the laboratory tests recommended by the World Health Organization (WHO), the fluorescent antibody test (FAT) is the accepted standard for rabies diagnosis (1).
But even if you don't believe in putting patients on suppression therapy, knowing that your patient has a positive type-specific antibody test (glycoprotein G-specific anti-body) is still very helpful because you'll look more carefully at the woman's genitals at the time of delivery and can offer her a cesarean delivery if you see a lesion.
The commonly used HIV antibody test does not catch a very recent HIV infection, because it takes a few weeks for the body to create enough antibodies to show in the test.
All women diagnosed with premature ovarian failure should have an adrenal antibody test to screen for adrenal insufficiency," Dr.
3-5] Second, the heterophile antibody test used in this study had a sensitivity of only 78% for IM.