title: Is cholinergic histamine release a mechanism of allergy or pseudo-allergy?
mesh_terms: D000109:Acetylcholine / Q000008:administration & dosage; D000818:Animals; D002217:Carbachol / Q000008:administration & dosage; D006168:Guinea Pigs; D006636:Histamine Release / Q000187:drug effects*; D006801:Humans; D006967:Hypersensitivity / Q000175:diagnosis / Q000276:immunology*; D007428:Intradermal Tests; D010277:Parasympathomimetics / Q000008:administration & dosage*
chemical_list: D010277:Parasympathomimetics; D002217:Carbachol; D000109:Acetylcholine