title: Effects of theophylline on myocardial mechanics.
mesh_terms: D000818:Animals; D001696:Biomechanical Phenomena / Q000187:drug effects*; D002415:Cats; D000242:Cyclic AMP / Q000378:metabolism; D004548:Elasticity; D006321:Heart / Q000187:drug effects* / Q000502:physiology; D066298:In Vitro Techniques; D009119:Muscle Contraction / Q000187:drug effects; D009206:Myocardium; D010210:Papillary Muscles; D013806:Theophylline / Q000494:pharmacology*; D014159:Transducers
chemical_list: D013806:Theophylline; D000242:Cyclic AMP