title: The first example of autoanti-Kx.
abstract: An IgG autoantibody with Kx specificity was found in the blood of a 61-year-old white man. The antibody did not cause hemolysis of his own or transfused Kx-positive red cells. The patient is of common Kell blood type and does not exhibit any clinical or hematologic features of McLeod syndrome.
mesh_terms: D000918:Antibody Specificity; D001323:Autoantibodies / Q000032:analysis / Q000276:immunology; D001789:Blood Group Antigens / Q000276:immunology*; D000939:Epitopes; D005796:Genes; D006801:Humans; D007626:Kell Blood-Group System / Q000235:genetics / Q000276:immunology*; D008297:Male; D008875:Middle Aged; D010641:Phenotype
chemical_list: D001323:Autoantibodies; D001789:Blood Group Antigens; D000939:Epitopes; D007626:Kell Blood-Group System