title: Generation of T helper cells in vitro. V. Antigen-specific Ly1+ T cells mediate the helper effect and induce feedback suppression.
mesh_terms: D000818:Animals; D000941:Antigens; D001428:Bacterial Vaccines / Q000494:pharmacology; D002469:Cell Separation; D003348:Cortisone / Q000494:pharmacology; D000939:Epitopes; D005260:Female; D006462:Hemolytic Plaque Technique; D007165:Immunosuppression Therapy; D008264:Macrophages / Q000276:immunology; D051379:Mice; D008807:Mice, Inbred BALB C; D010641:Phenotype; D013154:Spleen / Q000276:immunology; D013601:T-Lymphocytes / Q000276:immunology*
chemical_list: D000941:Antigens; D001428:Bacterial Vaccines; D000939:Epitopes; D003348:Cortisone