direct fluorescent antibody


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Related to direct fluorescent antibody: FA test

direct fluorescent antibody

Abbreviation: DFA
A fluorescent antibody test performed on sputum to detect microorganisms that invade the respiratory tract, e.g., Legionella, Mycoplasma, or Bacillus anthracis.
Synonym: direct fluorescein-conjugated antibody; direct immunofluorescence test
See also: antibody
References in periodicals archive ?
87271: Infectious agent antigen detection by immunofluorescent technique; cytomegalovirus, direct fluorescent antibody (DFA)
A recent study evaluated the 3M Rapid Detection Flu A+B Test against the leading hospital brand and two conventional methods of diagnosing influenza A and B, direct fluorescent antibody staining (DFA) (1.
Brains of animals that died during MIT were subjected to the direct fluorescent antibody test (DFAT) with polyclonal antirabies fluorescein (FITC)-labeled immune globulins (Scientific-Research Veterinary Institute, Kazan, Russia) or FITC-labeled antirabies diagnostic conjugate (Centocor Inc.
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