Serum separator tube or a red top tube.
Separate serum from cells immediately by centrifugation and aliquot into a polypropylene or similar plastic tube.
Preferred volume: 1 mL serum
Minimum Volume: 0.5mL serum
Plasma, specimens with added azide or other preservatives, microbially contaminated, heat treated, or specimens with visible particulates not accepted.
Frozen. Send serum Priority Overnight via FedEx and in a well insulated container on dry ice.
Up to 8 hours ambient or 48 hours refrigerated at 2-8°C. Freeze at or below -20°C for longer storage or shipping.
Immunology Lab - Diagnostic
ELISA (Beta 2 Glycoprotein 1 Ab IgG and IgM)
Negative <20 units, Positive >=20 units