Beta-2-Glycoprotein 1 Antibodies IgG & IgM, Serum


Evidence suggests that the true antigens in anti-phospholipid syndrome are plasma proteins bound to anionic surfaces of which, β2-Glycoprotein 1 (β2-GP1), a plasma protein with in vitro anticoagulant properties, is a major target. See Also Phospholipid Antibodies, Cardiolipin Antibodies and Lupus Anticoagulant (LAC), Plasma


The test is useful in the diagnosis of anti-phospholipid syndrome.

Sample Type, Quantity & Conditions

2 ml Serum Stability: 5 Days at 2-8 °C

Special Precautions

Normal Range

Negative: <5.0 U/mL Borederline:5-8 U/mL Positive:>8.0 U/mL

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