precipitin test


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precipitin test

[prə′sip·ə·tən ‚test]
(immunology)
An immunologic test in which a specific reaction between antigen and antibody results in a visible precipitate.
References in periodicals archive ?
Preinoculation serum was collected from each bird to confirm they were serologically naive to influenza A viral antigens by agar gel precipitin test (AGP) and to H5 influenza by specific hemagglutination inhibition (HI) testing by using standard procedures (11).
Spider researchers have for a long time been much more likely to use indirect methods to detect prey proteins in the gut, such as precipitin test. Its first use was in mosquito research in 1947; later this knowledge was applied to spiders in the study of the spruce budworm in 1963.