4-(3-Cyclopentyloxy-4-methoxyphenyl)-2-pyrrolidone (ZK 62711): a potent inhibitor of adenosine cyclic 3',5'-monophosphate phosphodiesterases in homogenates and tissue slices from rat brain.

3',5'-Cyclic-AMP Phosphodiesterases/antagonists & inhibitors 4-(3-Butoxy-4-methoxybenzyl)-2-imidazolidinone/pharmacology Adenosine/pharmacology Animals Brain/enzymology Cerebellum/enzymology Cerebral Cortex/enzymology Cyclic AMP/metabolism Cyclic GMP/metabolism In Vitro Techniques Male Norepinephrine/pharmacology Phosphodiesterase Inhibitors Pyrrolidinones/pharmacology Rats Veratridine/pharmacology

Phosphodiesterase Inhibitors Pyrrolidinones 4-(3-Butoxy-4-methoxybenzyl)-2-imidazolidinone Veratridine Cyclic AMP 3',5'-Cyclic-AMP Phosphodiesterases Cyclic GMP Adenosine Norepinephrine