title: Symbiotic relationships between macrophages and lymphocytes.
mesh_terms: D000818:Animals; D000941:Antigens / Q000276:immunology; D007111:Immunity, Cellular; D008089:Listeria monocytogenes / Q000276:immunology; D008264:Macrophages / Q000276:immunology*; D011961:Receptors, Fc / Q000276:immunology; D013601:T-Lymphocytes / Q000276:immunology*
chemical_list: D000941:Antigens; D011961:Receptors, Fc