Collect in a plain red top or SST tube.
Onsite [NJH]: Transport to lab within 1 hour.
Offsite: Separate serum from cells within 2 hours by centrifuge and aliquot into a labeled polypropylene or similar plastic tube.
Preferred volume: 1 mL serum
Minimum Volume: 0.5mL serum
Plasma, lipemic, grossly hemolyzed, microbially contaminated specimens, or specimens with visible particulates should not be used.
Offsite: Send frozen serum Priority Overnight via FedEx and in a well insulated container on dry ice.
Stability after cell separation:
8 hours at room temperature
24 hours refrigerated at 2-8°C
>24 hours frozen at -20°C
Samples may be sent by the laboratory to University of Florida Alpha 1 Antitrypsin Laboratory for confirmation of unusual phenotypes.
Electrophoresis and Nephelometry
Immunology Lab - Diagnostic
Alpha 1 (Alpha-1-Antitrypsin Level);Alpha 1 (Alpha-1-Antitrypsin Phenotype)