title: Immunologic modification: a basic survival mechanism.
mesh_terms: D000220:Adaptation, Biological; D000818:Animals; D000917:Antibody Formation; D000941:Antigens; D002462:Cell Membrane / Q000276:immunology; D005333:Fetus / Q000276:immunology; D005838:Genotype; D006087:Graft vs Host Reaction; D006801:Humans; D007108:Immune Tolerance; D007109:Immunity; D007111:Immunity, Cellular; D051379:Mice; D008807:Mice, Inbred BALB C; D008809:Mice, Inbred C3H; D008810:Mice, Inbred C57BL; D008811:Mice, Inbred DBA; D009368:Neoplasm Transplantation; D010641:Phenotype; D051381:Rats; D013045:Species Specificity; D014019:Tissue Donors; D014181:Transplantation Immunology
chemical_list: D000941:Antigens