title: Theophylline compounds and myasthenia gravis. I. In vitro studies.
mesh_terms: D000628:Aminophylline / Q000494:pharmacology* / Q000627:therapeutic use; D004491:Edrophonium / Q000494:pharmacology* / Q000627:therapeutic use; D004558:Electric Stimulation; D004809:Ephedrine / Q000494:pharmacology* / Q000627:therapeutic use; D006801:Humans; D066298:In Vitro Techniques; D007366:Intercostal Muscles / Q000187:drug effects*; D009119:Muscle Contraction / Q000187:drug effects; D009157:Myasthenia Gravis / Q000188:drug therapy*
chemical_list: D000628:Aminophylline; D004491:Edrophonium; D004809:Ephedrine