title: Veto cells.
mesh_terms: D000818:Animals; D000938:Antigen-Presenting Cells / Q000276:immunology; D006183:H-2 Antigens / Q000276:immunology; D007108:Immune Tolerance; D008211:Lymphocyte Cooperation; D051379:Mice; D008954:Models, Biological; D013601:T-Lymphocytes / Q000276:immunology; D013602:T-Lymphocytes, Cytotoxic / Q000276:immunology
chemical_list: D006183:H-2 Antigens