title: Cells involved in the immune response. XX. The "all or none" nature of the primary immune response (19S antibody) by individual antibody-forming cells in the rabbit.
mesh_terms: D000818:Animals; D000917:Antibody Formation; D000921:Antibody-Producing Cells; D002455:Cell Division; D004912:Erythrocytes / Q000276:immunology; D006461:Hemolysis; D006462:Hemolytic Plaque Technique; D007075:Immunoglobulin M; D011817:Rabbits; D012756:Sheep; D013154:Spleen / Q000276:immunology*
chemical_list: D007075:Immunoglobulin M