title: Phylogeny of immunoglobulin structure and function. IX. Intramolecular heterogeneity of shark 19S IgM antibodies to the dinitrophenyl hapten.
mesh_terms: D000818:Animals; D000915:Antibody Affinity; D001666:Binding Sites, Antibody; D055598:Chemical Phenomena; D002621:Chemistry; D003956:Dialysis; D004136:Dinitrobenzenes / Q000276:immunology; D007075:Immunoglobulin M / Q000276:immunology*; D007525:Isoelectric Focusing; D008024:Ligands / Q000494:pharmacology; D010802:Phylogeny; D012754:Sharks
chemical_list: D004136:Dinitrobenzenes; D007075:Immunoglobulin M; D008024:Ligands