@@ Antiphospholipid antibodies (APA)rnAPA is a big category for all kinds of negative charge phospholipid or lecithin - a protein complex autoantibodies or the same antibody, through its recognition of antigen (target protein) different, and phospholipids or lecithin - protein complex combination of various rely on the interference Phospholipid clotting and anti-coagulation factor, and promote endothelial cells, platelets, complement activation and play a role. APA including lupus anticoagulant(LA) and anticardiolipin antibody (ACA), In addition, there are anti-β2 glycoprotein-I (β2-GPI) antibody, anti-prothrombin (a- PT) antibody, anti-lysophosphatidic acid antibody and anti-phosphatidylserine antibody, and so on. APA as the main target of phospholipid-binding protein, including β2-GPI, prothrombin, annexin, protein C (PC) and protein S (PS), plasminogen, and so on.
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