. . "Platelet Activating FactorPTNCI" . "Lipid"^^ . "A phospholipid derivative formed by platelets, basophils, neutrophils, monocytes, and macrophages. It is a potent platelet aggregating agent and inducer of systemic anaphylactic symptoms, including hypotension, thrombocytopenia, neutropenia, and bronchoconstriction.MSH2001" . . "C16998"^^ . . "Biologically Active Substance"^^ . "Platelet_Activating_Factor"^^ . "1-O-alkyl-2-acetyl-sn-glycero-3-phosphocholineSYNCI" . "CHEBI:52450"^^ . "PAFSYNCI" . "CHEBI:36707"^^ . "Platelet Activating Factor"^^ . "C0032172"^^ . "Platelet Activating Factor"^^ .