heterogeneous fluorescence immunoassay

heterogeneous fluorescence immunoassay
a fluorescence immunoassay that has more than one phase, requiring separation of the bound label (antigen-antibody complex) from the free labeled immunoreactant by physiochemical methods.

Medical dictionary. 2011.

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Look at other dictionaries:

  • fluorescence immunoassay — fluorescent immunoassay (FIA) any immunoassay using fluorochrome labeled antibody or antigen; classified as either heterogeneous or homogeneous. Called also fluoroimmunoassay, and immunofluorescence assay …   Medical dictionary

  • Immunoassay — An immunoassay is a biochemical test that measures the concentration of a substance in a biological liquid, typically serum or urine, using the reaction of an antibody or antibodies to its antigen. The assay takes advantage of the specific… …   Wikipedia

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