title: Letter: Stability of catecholamines immobilized on glass beads.
mesh_terms: D000818:Animals; D001681:Biological Assay; D002250:Carbon Radioisotopes; D002395:Catecholamines / Q000494:pharmacology; D002415:Cats; D046508:Culture Techniques; D004355:Drug Stability; D004837:Epinephrine / Q000494:pharmacology; D005898:Glass; D006207:Half-Life; D007545:Isoproterenol / Q000494:pharmacology; D010210:Papillary Muscles / Q000187:drug effects; D012995:Solubility; D014316:Tritium
chemical_list: D002250:Carbon Radioisotopes; D002395:Catecholamines; D014316:Tritium; D007545:Isoproterenol; D004837:Epinephrine