Regulation of the immune response by the major histocompatibility system.
D000328:Adult; D000483:Alleles; D000818:Animals; D002874:Chromosome Mapping; D004198:Disease Susceptibility; D005796:Genes; D005802:Genes, MHC Class II; D006680:HLA Antigens / Q000235:genetics*; D000949:Histocompatibility Antigens Class II; D006801:Humans; D007694:Killer Cells, Natural / Q000276:immunology; D008285:Major Histocompatibility Complex; D013601:T-Lymphocytes / Q000276:immunology
D006680:HLA Antigens; D000949:Histocompatibility Antigens Class II