TY - GEN AU - Polson,J B AU - Krzanowski,J J AU - Anderson,W H AU - Fitzpatrick,D F AU - Hwang,D P AU - Szentivanyi,A TI - Analysis of the relationship between pharmacological inhibition of cyclic nucleotide phosphodiesterase and relaxation of canine tracheal smooth muscle SN - 0006-2952 PY - 1979///0725 KW - 1-Methyl-3-isobutylxanthine KW - pharmacology KW - 3',5'-Cyclic-AMP Phosphodiesterases KW - antagonists & inhibitors KW - 3',5'-Cyclic-GMP Phosphodiesterases KW - Airway Resistance KW - drug effects KW - Animals KW - Caffeine KW - Dogs KW - Etazolate KW - Female KW - In Vitro Techniques KW - Muscle Contraction KW - Muscle Relaxation KW - Muscle, Smooth KW - Phosphodiesterase Inhibitors KW - Pyrazines KW - Theophylline KW - Trachea KW - Triazoles N1 - Publication Type: Journal Article; Research Support, U.S. Gov't, Non-P.H.S.; Research Support, U.S. Gov't, P.H.S UR - https://doi.org/10.1016/0006-2952(79)90442-8 ER -