title: A study of the number and arrangement of A sites on A 1  and A 2  human erythrocytes using a ferritin-conjugated plant lectin.
mesh_terms: D000017:ABO Blood-Group System; D004912:Erythrocytes / Q000276:immunology*; D005293:Ferritins; D006801:Humans; D037102:Lectins; D013194:Staining and Labeling
chemical_list: D000017:ABO Blood-Group System; D037102:Lectins; D005293:Ferritins