Anti-IFNg autoantibody
Test Code
IFNGE
Description
Collect
Collect in a plain red top or SST
Specimen Preparation
Allow sample to clot at room temperature for 20 to 60 minutes. Centrifuge ASAP to separate serum from cells and aliquot cell-free serum into a labeled polypropylene or similar plastic tube.
Preferred volume: 1 mL serum
Pediatric Collection
Minimum volume: 0.5 mL serum
Unacceptable Conditions
Clotted or hemolyzed samples, plasma
Storage Transport Temp
Send serum Priority Overnight via FedEx and in a well insulated container with an ice pack or frozen on dry ice.
Stability
2-8°C for 48 hours, >1 month at -70°C
Performed
Mon-Fri
Methodology
ELISA followed by confirmation by flow cytometry
Reported
14 days
Department
Immunology Lab - Phenotyping AssaysSynonyms
Anti-Interferon Gamma antibody;STAT1 phosphorylation;Functional Autoantibodies to cytokines;Interferon Gamma Autoantibodies;Autoantibody to interferon-gamma
Related Tests
State License Approval
MDReference Interval
Negative
CPT Code
83516 – ELISA
86353, 88184, 88185 – flow cytometry reflex