title: Specific and nonspecific suppressor T-cell factors derived from thymic lymphocytes.
mesh_terms: D000818:Animals; D000939:Epitopes; D007111:Immunity, Cellular; D007166:Immunosuppressive Agents; D051379:Mice; D013601:T-Lymphocytes / Q000276:immunology*
chemical_list: D000939:Epitopes; D007166:Immunosuppressive Agents