title: Thymic hormones as regulators of immune responses.
mesh_terms: D000818:Animals; D000917:Antibody Formation / Q000187:drug effects; D000937:Antigen-Antibody Reactions; D000941:Antigens; D000242:Cyclic AMP / Q000276:immunology; D004912:Erythrocytes / Q000276:immunology; D007109:Immunity / Q000187:drug effects*; D051379:Mice; D008810:Mice, Inbred C57BL; D013947:Thymosin / Q000494:pharmacology*; D013949:Thymus Extracts / Q000494:pharmacology*
chemical_list: D000941:Antigens; D013949:Thymus Extracts; D013947:Thymosin; D000242:Cyclic AMP