title: Letter: Reagin-mediated histamine release from human leukocytes by human IgG4.
mesh_terms: D000485:Allergens; D000818:Animals; D000906:Antibodies; D006636:Histamine Release; D006801:Humans; D006969:Hypersensitivity, Immediate / Q000276:immunology*; D007074:Immunoglobulin G; D007962:Leukocytes / Q000276:immunology*; D010215:Papio; D011935:Reagins
chemical_list: D000485:Allergens; D000906:Antibodies; D007074:Immunoglobulin G; D011935:Reagins