Cell-mediated immunity and the major histocompatibility complex.
D000818:Animals; D001666:Binding Sites, Antibody; D005075:Biological Evolution; D005802:Genes, MHC Class II; D006183:H-2 Antigens; D006649:Histocompatibility Antigens; D006801:Humans; D007109:Immunity; D007111:Immunity, Cellular; D007694:Killer Cells, Natural / Q000276:immunology; D008264:Macrophages / Q000276:immunology; D008954:Models, Biological
D006183:H-2 Antigens; D006649:Histocompatibility Antigens