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The time course of changes in cyclic nucleotide levels during cholinergic inhibition of positive inotropic actions of isoprenaline and theophylline in the isolated canine ventricular myocardium.
Naunyn Schmiedebergs Arch Pharmacol. 1980 Jun;312(2):175-82
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Comments on "cardiotonic activity of amrinone-win 40680 [5-amino-3-4'-bypyridin-6(1H)-one]".
Circ Res. 1980 Jun;46(6):887-8
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A simple ultrasensitive method for the assay of cyclic AMP and cyclic GMP in tissues.
Life Sci. 1976 Mar 1;18(5):529-41
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Role of calcium ions in transient inward currents and aftercontractions induced by strophanthidin in cardiac Purkinje fibres.
J Physiol. 1978 Aug;281:187-208
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Field stimulation as a means of effecting the graded release of autonomic transmitters in isolated heart muscle.
J Pharmacol Exp Ther. 1966 Feb;151(2):221-35
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Properties of two inward membrane currents in the heart.
Annu Rev Physiol. 1979;41:413-24
PMID: 373598
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Effects of several phosphodiesterase-inhibitors on guinea-pig myocardium.
Naunyn Schmiedebergs Arch Pharmacol. 1978 Mar;302(1):77-86
PMID: 206845
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Cyclic AMP and contractile activity in heart.
Adv Cyclic Nucleotide Res. 1977;8:363-420
PMID: 21550
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Calcium-dependent slow action potentials in potassium-depolarized guinea-pig ventricular myocardium enhanced by barium ions.
Naunyn Schmiedebergs Arch Pharmacol. 1980;315(1):47-54
PMID: 7242693
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GTP-dependent inhibition of cardiac adenylate cyclase by muscarinic cholinergic agonists.
Naunyn Schmiedebergs Arch Pharmacol. 1979 Dec;310(2):113-9
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BIPHASIC ACTION OF ACETYLCHOLINE ON VENTRICULAR MYOCARDIUM.
Circ Res. 1965 Jun;16:527-36
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Interaction of four methylxanthine compounds and norepinephrine on cardiac phosphorylase activation and cardiac contractility.
Recent Adv Stud Cardiac Struct Metab. 1973;3:261-73
PMID: 4377599
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The effects of adrenaline and theophylline on action potential and contraction of mammalian ventricular muscle under "rested-state" and "steady-state" stimulation.
Naunyn Schmiedebergs Arch Pharmacol. 1977 Dec;301(2):99-107
PMID: 600328
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Correlation of cyclic AMP and cyclic GMP levels with changes in contractile force of dog ventricular myocardium during cholinergic antagonism of positive inotropic actions of histamine, glucagon, theophylline and papaverine.
Jpn J Pharmacol. 1979 Dec;29(6):855-64
PMID: 232199
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Effects of amrinone, a cardiotonic drug, on calcium movements in dog erythrocytes.
J Clin Invest. 1980 Aug;66(2):254-9
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Is potassium conductance of cardiac Purkinje fibres controlled by (Ca2+)?
Nature. 1975 Jan 24;253(5489):273-4
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Muscarinic antagonism of the effects of phosphodiesterase inhibitor (methylisobutylxanthine) in embryonic chick ventricle.
J Pharmacol Exp Ther. 1980 Nov;215(2):348-56
PMID: 6160237
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Cardiotonic activity of amrinone--Win 40680 [5-amino-3,4'-bipyridine-6(1H)-one].
Circ Res. 1979 Nov;45(5):666-77
PMID: 39684
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Cardiac actions of glucagon.
Circ Res. 1968 Jun;22(6):777-87
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An improved assay of cyclic 3',5'-nucleotide phosphodiesterases with QAE-Sephadex columns.
Naunyn Schmiedebergs Arch Pharmacol. 1980 Mar;311(2):193-8
PMID: 6247661
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Influence of caffeine and other methylxanthines on mechanical properties of isolated mammalian heart muscle. Evidence for a dual mechanism of action.
Circ Res. 1972 Apr;30(4):367-92
PMID: 4401230
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Amrinone: a new non-glycosidic, non-adrenergic cardiotonic agent effective in the treatment of intractable myocardial failure in man.
Circulation. 1979 Jun;59(6):1098-104
PMID: 436202
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New cardiotonic agents: a search for digitalis substitute.
Life Sci. 1978 Apr 3-17;22(13-15):1139-47
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[Evaluation of inotropically active drugs on isolated papillary muscle].
Arzneimittelforschung. 1967 Oct;17(10):1249-53
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The effects of amrinone on contractility, Ca2+ uptake and cAMP in smooth muscle.
Eur J Pharmacol. 1980 Jan 25;61(2):159-65
PMID: 6243565
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Blockade of the positive inotropic actions of epinephrine and theophylline by acetylcholine.
J Pharmacol Exp Ther. 1967 Nov;158(2):241-7
PMID: 6065146
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Interaction between cyclic adenosine monophosphate and cyclic gunaosine monophosphate in guinea pig ventricular myocardium.
Circ Res. 1975 Sep;37(3):309-17
PMID: 168986
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Protein measurement with the Folin phenol reagent.
J Biol Chem. 1951 Nov;193(1):265-75
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Effects of amrinone on myocardial energy metabolism and hemodynamics in patients with severe congestive heart failure due to coronary artery disease.
Circulation. 1980 Jul;62(1):28-34
PMID: 7379283
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Hemodynamic assessment of amrinone. A new inotropic agent.
N Engl J Med. 1978 Dec 21;299(25):1373-7
PMID: 714115
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The effects of amrinone on transport and cyclic AMP metabolism in toad urinary bladder.
J Pharmacol Exp Ther. 1981 Feb;216(2):220-4
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Effect of noradrenaline on an early and a late component of the myocardial contraction.
Naunyn Schmiedebergs Arch Pharmacol. 1978 Oct;305(1):65-74
PMID: 214720
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Direct vasodilator and positive inotropic actions of amrinone.
J Mol Cell Cardiol. 1980 Jun;12(6):647-52
PMID: 7452740
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The dependence on contraction frequency of the positive inotropic effect of dihydro-ouabain.
Naunyn Schmiedebergs Arch Pharmacol. 1977 Oct;300(1):1-9
PMID: 593426
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Relationship between internal calcium and outward current in mammalian ventricular muscle; a mechanism for the control of the action potential duration?
J Physiol. 1976 Oct;262(1):15-37
PMID: 994035
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Excitation-contraction coupling in cardiac muscle.
Prog Biophys Mol Biol. 1979;35(1):1-52
PMID: 384460
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Slow inward current and its role mediating the chronotropic effect of epinephrine in the rabbit sinoatrial node.
Pflugers Arch. 1980 Oct;388(1):1-9
PMID: 7192383
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The role of cyclic adenosine 3', 5'-monophosphate and calcium in the regulation of contractility and glycogen phosphorylase activity in guinea pig papillary muscle.
Circ Res. 1976 Sep;39(3):388-95
PMID: 182412