title: Synthetic polypeptide antigens of defined geometry.
mesh_terms: D000941:Antigens / Q000138:chemical synthesis*; D007120:Immunochemistry; D010446:Peptide Fragments; D010455:Peptides / Q000138:chemical synthesis*
chemical_list: D000941:Antigens; D010446:Peptide Fragments; D010455:Peptides