title: What do mast cells have to do with delayed hypersensitivity?
mesh_terms: D000818:Animals; D002455:Cell Division; D006968:Hypersensitivity, Delayed / Q000175:diagnosis* / Q000276:immunology / Q000473:pathology; D006969:Hypersensitivity, Immediate / Q000175:diagnosis; D007111:Immunity, Cellular; D007073:Immunoglobulin E / Q000502:physiology; D008407:Mast Cells / Q000166:cytology / Q000276:immunology* / Q000473:pathology; D051379:Mice; D008817:Mice, Mutant Strains; D010323:Passive Cutaneous Anaphylaxis; D013601:T-Lymphocytes / Q000276:immunology
chemical_list: D007073:Immunoglobulin E