title: A CHANGE IN CHARACTER OF THE ANTI-A ISOANTIBODY FOLLOWING IMMUNIZATION WITH BLOOD GROUP A SUBSTANCE.
mesh_terms: D000017:ABO Blood-Group System; D000818:Animals; D000906:Antibodies; D001789:Blood Group Antigens; D006385:Hemagglutination Inhibition Tests; D006801:Humans; D007114:Immunization; D007518:Isoantibodies; D013552:Swine
chemical_list: D000017:ABO Blood-Group System; D000906:Antibodies; D001789:Blood Group Antigens; D007518:Isoantibodies
keywords: ABO FACTORS; ANTIBODIES; HEMAGGLUTINATION INHIBITION TESTS; IMMUNIZATION; ISOANTIBODIES; SWINE