The FARR assay identifies high avidity dsDNA antibodies in suspected glomerulonephritis in SLE. The assay high sensitivity detects low antibody levels, which can damage kidneys through complement activation by dsDNA immune complexes bound to the GBM.
Serum should be obtained aseptically by venipuncture.
Reported (Analytical Time)
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Reject Criteria: Grossly Icteric, Hemolysis, Lipemia Transport Temperature: Room temperature Methodology: Radioimmunoassay (RIA)FARR TECHNIQUE