title: The red cell phenotype En(a-) and anti-Ena: serological and physicochemical aspects.
mesh_terms: D000368:Aged; D000941:Antigens / Q000032:analysis; D001665:Binding Sites; D001789:Blood Group Antigens; D001803:Blood Transfusion; D002918:Chymotrypsin; D003241:Consanguinity; D004586:Electrophoresis; D004912:Erythrocytes / Q000032:analysis / Q000276:immunology*; D005808:Genes, Recessive; D005826:Genetics, Medical; D006385:Hemagglutination Inhibition Tests; D006386:Hemagglutination Tests; D006801:Humans; D007106:Immune Sera; D007114:Immunization; D037102:Lectins; D008297:Male; D008967:Molecular Biology; D009438:Neuraminic Acids / Q000032:analysis; D009439:Neuraminidase; D010375:Pedigree; D010641:Phenotype; D012204:Rh-Hr Blood-Group System; D014357:Trypsin; D014470:Umbilical Cord / Q000276:immunology
chemical_list: D000941:Antigens; D001789:Blood Group Antigens; D007106:Immune Sera; D037102:Lectins; D009438:Neuraminic Acids; D012204:Rh-Hr Blood-Group System; D009439:Neuraminidase; D002918:Chymotrypsin; D014357:Trypsin