title: Thymic factor in human sera demonstrable by a cyclic AMP assay.
mesh_terms: D000818:Animals; D000242:Cyclic AMP / Q000378:metabolism*; D006098:Granulocytes / Q000378:metabolism; D006801:Humans; D007545:Isoproterenol / Q000494:pharmacology; D051379:Mice; D011433:Propranolol / Q000494:pharmacology; D011956:Receptors, Cell Surface; D013601:T-Lymphocytes / Q000378:metabolism*; D013950:Thymus Gland / Q000502:physiology*
chemical_list: D011956:Receptors, Cell Surface; D011433:Propranolol; D000242:Cyclic AMP; D007545:Isoproterenol