title: A comparison of the models of immunological tolerance and enhancement.
mesh_terms: D000818:Animals; D000906:Antibodies; D000921:Antibody-Producing Cells; D000937:Antigen-Antibody Reactions; D004285:Dogs; D005260:Female; D006084:Graft Rejection; D007108:Immune Tolerance; D007111:Immunity, Cellular; D009369:Neoplasms / Q000276:immunology; D011247:Pregnancy; D011270:Pregnancy, Animal; D011828:Radiation Chimera
chemical_list: D000906:Antibodies