Structural polymorphism of the fourth component of human complement.
D000818:Animals; D000937:Antigen-Antibody Reactions; D001797:Blood Protein Electrophoresis; D003165:Complement System Proteins; D005260:Female; D005826:Genetics, Medical; D006801:Humans; D007122:Immunoelectrophoresis; D008297:Male; D011110:Polymorphism, Genetic; D011233:Precipitin Tests; D011817:Rabbits
D003165:Complement System Proteins