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Fluorescent Antibody Tests

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Topic updated on 03/21/15 7:21pm

Overview
  • Types 
    • direct fluorescent antibody test (DFA)
      • can determine specific position of an antigen
      • antibody labeled with fluorescent dye
    • indirect fluorescent antibody test (IFA)
      • can determine prescence of specific antibodies
      • patient serum is added to laboratory sample (contains antigen of interest)
      • fluorescent labeled anti-Ig antibody is added
      • if patient has specific antibodies fluorescence will be detected


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