precipitin


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Related to precipitin: precipitin test
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an antibody that causes precipitation when it unites with its antigen

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References in periodicals archive ?
CPS expression was undetectable by latex agglutination and capillary precipitin methods for 10 (9.
Mortalities of the larvae of Anopheles gambiae Giles complex and detection of predators by precipitin test.
Anti-egg precipitin in sera of human infected with Schistosoma mansoni".
Precipitin production in bursectomised chickens and chickens injected with 19-nortestosterone on the fifth day of incubation.
The authors performed precipitin tests on blood from the guts of wild-caught subject mosquitoes, and demonstrated that they fed extensively on cows, horses, and other domestic mammals.
After incubation, the diameters of precipitin rings were measured using a Hyland viewer with a micrometer eyepiece.
Quantitative precipitin assay (QPA) [8, 9, 10, 11] is based on the interaction of antibody and antigen to form a large protein complex that will result in precipitation.
An in gel diffusion assay was carried out against scolopendra venom and IgY, resulting in the development of prominent precipitin bands in the immunodiffusion experiments (FIG.
Toxin testing: The WHO Streptococcus and Diphtheria Reference Unit (SDRU) modified the Elek Test, which employs antitoxin-impregnated disks that create precipitin lines (a positive reaction) when toxin-producing C diphtheriae is present on an agar plate after 24 hours of incubation.
Precipitin and agglutination reactions are used as diagnostic tools for identifying and quantifying the antibodies of infectious organisms in blood samples and other body fluids.
Comparison between precipitin and ELISA tests in the bloodmeal detection of Aedes aegypti (Linnaeus) and Aedes fluviatilis (Lutz) mosquitoes experimentally fed on feline, canine and human hosts.
This is the first epitope of Sm B to be bound by autoantibody and defines the initiation of autoimmunity in all anti-SM precipitin positive patients with the appropriate samples tested to date.
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.