complement fixation

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Related to CF test: cystic fibrosis

complement fixation

[′käm·plə·mənt ‚fik′sā·shən]
(immunology)
The binding of complement to an antigen-antibody complex so that the complement is unavailable for subsequent reaction.
References in periodicals archive ?
Thus, none of the members of the compound sample stimuli used in the analogue CF test were part of an explicitly trained class nor did any explicit training establish relations between any members of the compound sample stimuli and the comparison stimuli used in the analogue CF test.
On the 12 diseased horses for which blood was available for testing, CF test results were positive for all, with titers ranging from 1:4 to 1:128.
Of 21,197 human sera tested, 655 (3%) reacted with phase II-antigen in the CF test (until 1992) or (later on) in enzyme-linked immunosorbent (ELISA).
SeqWright was selected for the sequencing-based validation of Third Wave's InPlex(TM) CF test after the exemplary work it performed with Third Wave's UGT1A1 Molecular Assay.
It is estimated that over 2 million CF tests are conducted annually in the US.
These state-of-the-art controls will have a major impact on the way that CF test results are interpreted.
Effective today, we have enhanced our menu to offer an extremely competitive genetic CF test, addressing the recommendation from the American College of Medical Geneticists and the American College of Obstetrics and Gynecology to cover a much broader segment of the U.
Tm has already secured one customer for the CF test, who completed its validation process in the third quarter and began purchasing tests.
The Tag-It(TM) CF test will be available in the third quarter of 2003.
The xTAG Cystic Fibrosis 60 Kit v2 is one of a suite of CF tests developed by Luminex.
Immunodiffusion tests are simpler to perform and more specific than CF tests, but their lower sensitivity limits their usefulness as screening tests (Davies and Sarosi 1987).