The HLA system and inherited deficiencies of the complement system.
D002874:Chromosome Mapping; D003172:Complement C1 / Q000172:deficiency; D003175:Complement C2 / Q000172:deficiency; D003176:Complement C3 / Q000172:deficiency; D003181:Complement C4 / Q000172:deficiency; D003183:Complement C6 / Q000172:deficiency; D003185:Complement C8 / Q000172:deficiency; D003165:Complement System Proteins / Q000172:deficiency*; D005787:Gene Frequency; D008040:Genetic Linkage; D006680:HLA Antigens; D006238:Haploidy; D006649:Histocompatibility Antigens; D006801:Humans; D008214:Lymphocytes / Q000276:immunology; D010375:Pedigree; D011110:Polymorphism, Genetic
D003172:Complement C1; D003175:Complement C2; D003176:Complement C3; D003181:Complement C4; D003183:Complement C6; D003185:Complement C8; D006680:HLA Antigens; D006649:Histocompatibility Antigens; D003165:Complement System Proteins