the effect of pertussis toxin ( ptx ) and the cyclic gmp-lowering agent ly83583 on the relaxatory response induced by glyceryl trinitrate ( gtn ) , isosorbide dinitrate ( isdn ) and isosorbide-5-mononitrate ( ismn ) in bovine mesenteric artery was investigated .
C0022252
isosorbide
C0064079
isosorbide-5-mononitrate