Inhibition of adenosine-3',5'-cyclic monophosphate phosphodiesterase by potential antiallergic compounds.

3',5'-Cyclic-AMP Phosphodiesterases/antagonists & inhibitors Animals Cattle Cromolyn Sodium/pharmacology Dose-Response Relationship, Drug Guinea Pigs Histamine Release/drug effects Humans Hypersensitivity/drug therapy Kinetics Lung/enzymology Myocardium/enzymology Papaverine/pharmacology Phosphodiesterase Inhibitors Tetrazoles/pharmacology Theophylline/pharmacology Thioxanthenes/pharmacology,therapeutic use

Phosphodiesterase Inhibitors Tetrazoles Thioxanthenes Theophylline Papaverine 3',5'-Cyclic-AMP Phosphodiesterases Cromolyn Sodium