title: Discussion: the nature of the Le-a and Le-b antigens in human plasma.
mesh_terms: D000941:Antigens; D001665:Binding Sites; D001789:Blood Group Antigens; D002462:Cell Membrane / Q000276:immunology; D002855:Chromatography, Thin Layer; D004912:Erythrocytes / Q000276:immunology; D006017:Glycolipids / Q000378:metabolism; D006023:Glycoproteins / Q000378:metabolism; D006385:Hemagglutination Inhibition Tests; D006801:Humans; D007106:Immune Sera; D007519:Isoantigens / Q000302:isolation & purification; D007983:Lewis Blood Group Antigens; D008074:Lipoproteins / Q000032:analysis; D012822:Silicon Dioxide; D014461:Ultracentrifugation
chemical_list: D000941:Antigens; D001789:Blood Group Antigens; D006017:Glycolipids; D006023:Glycoproteins; D007106:Immune Sera; D007519:Isoantigens; D007983:Lewis Blood Group Antigens; D008074:Lipoproteins; D012822:Silicon Dioxide