title: The role of soluble factors in T-B cell collaboration.
mesh_terms: D000818:Animals; D000961:Antilymphocyte Serum; D001402:B-Lymphocytes / Q000276:immunology*; D001666:Binding Sites, Antibody; D002478:Cells, Cultured; D004140:Dinitrophenols; D000939:Epitopes; D004912:Erythrocytes / Q000276:immunology; D005407:Flagella; D008264:Macrophages / Q000276:immunology; D008567:Membranes, Artificial; D051379:Mice; D008808:Mice, Inbred CBA; D010527:Perissodactyla / Q000276:immunology; D012995:Solubility; D013154:Spleen / Q000166:cytology; D013601:T-Lymphocytes / Q000276:immunology*
chemical_list: D000961:Antilymphocyte Serum; D004140:Dinitrophenols; D000939:Epitopes; D008567:Membranes, Artificial