The genetic control of the fourth component of human complement C4.
D001789:Blood Group Antigens / Q000235:genetics / Q000276:immunology; D003181:Complement C4 / Q000172:deficiency / Q000235:genetics*; D000939:Epitopes; D005796:Genes; D005815:Genetic Code; D006801:Humans; D009439:Neuraminidase / Q000494:pharmacology; D014176:Protein Biosynthesis
D001789:Blood Group Antigens; D003181:Complement C4; D000939:Epitopes; D009439:Neuraminidase