title: A cell population study of IgM affinity maturation.
mesh_terms: D000818:Animals; D000937:Antigen-Antibody Reactions; D001152:Arsenicals; D004912:Erythrocytes / Q000276:immunology; D006241:Haptens; D006462:Hemolytic Plaque Technique; D007075:Immunoglobulin M; D008198:Lymph Nodes / Q000166:cytology; D008214:Lymphocytes / Q000276:immunology; D011817:Rabbits; D012756:Sheep / Q000276:immunology; D014443:Tyrosine
chemical_list: D001152:Arsenicals; D006241:Haptens; D007075:Immunoglobulin M; D014443:Tyrosine