title: Phosphodiesterase inhibition and vascular activity of papaverine metabolites.
mesh_terms: D000818:Animals; D001808:Blood Vessels / Q000187:drug effects*; D010208:Papaverine / Q000378:metabolism* / Q000494:pharmacology; D010726:Phosphodiesterase Inhibitors; D051381:Rats
chemical_list: D010726:Phosphodiesterase Inhibitors; D010208:Papaverine