title: Structure, specificity, binding properties, and some biological activities of a blood group A-reactive hemagglutinin from the snail Helix pomatia.
mesh_terms: D000017:ABO Blood-Group System; D000818:Animals; D000906:Antibodies; D000937:Antigen-Antibody Reactions; D001666:Binding Sites, Antibody; D002942:Circular Dichroism; D006023:Glycoproteins / Q000276:immunology; D006385:Hemagglutination Inhibition Tests; D006388:Hemagglutinins / Q000032:analysis; D006801:Humans; D007457:Iodine Radioisotopes; D007700:Kinetics; D008213:Lymphocyte Activation; D008970:Molecular Weight; D009905:Optical Rotatory Dispersion; D011134:Polysaccharides / Q000276:immunology; D012908:Snails / Q000276:immunology*; D013329:Structure-Activity Relationship; D014461:Ultracentrifugation
chemical_list: D000017:ABO Blood-Group System; D000906:Antibodies; D006023:Glycoproteins; D006388:Hemagglutinins; D007457:Iodine Radioisotopes; D011134:Polysaccharides