title: Regulatory roles of histamine in the immune system.
mesh_terms: D000311:Adrenal Glands / Q000276:immunology; D000707:Anaphylaxis / Q000503:physiopathology*; D000818:Animals; D004804:Eosinophils / Q000276:immunology; D006632:Histamine / Q000502:physiology*; D006801:Humans; D006967:Hypersensitivity / Q000503:physiopathology
chemical_list: D006632:Histamine