title: Macrophage-lymphocyte clusters in the immune response to soluble protein antigen in vitro. VI. Roles of T and B lymphocytes in cluster formation.
mesh_terms: D000818:Animals; D000917:Antibody Formation; D000918:Antibody Specificity; D001402:B-Lymphocytes / Q000276:immunology*; D006168:Guinea Pigs; D007124:Immunoenzyme Techniques; D008213:Lymphocyte Activation; D008264:Macrophages / Q000276:immunology*; D011947:Receptors, Antigen, B-Cell; D013601:T-Lymphocytes / Q000276:immunology*
chemical_list: D011947:Receptors, Antigen, B-Cell