Angiotensin converting enzyme inhibition: discrepancy between antihypertensive effect and suppression of enzyme activity.

abstract：:The antiarrhythmic effects of R56865 were characterized both in vivo and in vitro. Four groups (n = 12 per group) of anesthetized rats, subjected to 5- or 30-min coronary artery ligation and reperfusion, were studied: saline, dimethyl sulfoxide (DMSO) carrier, and R56865 (0.5 or 2 mg/kg) were administered as an intrav...

journal_title：Journal of cardiovascular pharmacology

authors： Garner JA,Hearse DJ,Bernier M

更新日期：1990-09-01 00:00:00

abstract：:Nebivolol, a chemically novel beta 1-adrenoceptor antagonist, acutely lowers blood pressure in spontaneously hypertensive rats, anaesthetised normotensive dogs, and hypertensive patients. We have investigated the actions of dl-nebivolol in five conscious normotensive rabbits (sham, mean blood pressure (BP) of 82.2 +/-...

journal_title：Journal of cardiovascular pharmacology

authors： Ward JE,Coles P,Cox H,Eisenhofer G,Angus JA

更新日期：1992-07-01 00:00:00

abstract：BACKGROUND:The purpose of this study was to determine the effect of a combination of bone marrow mononuclear cell (BM-MNC) implantation and sarpogrelate, a selective 5-HT(2A) antagonist, on endothelial function in patients with critical limb ischemia (CLI). METHODS:We evaluated the leg blood flow (LBF) responses to ac...

journal_title：Journal of cardiovascular pharmacology

authors： Higashi Y,Miyazaki M,Goto C,Sanada H,Sueda T,Chayama K

更新日期：2010-01-01 00:00:00

abstract：:Cardiovascular effects of Nifekalant were examined using halothane-anesthetized dogs, and its proarrhythmic potential was estimated with chronic complete atrioventricular block dogs. Nifekalant was intravenously administered to the halothane-anesthetized dogs in three doses of 0.03, 0.3, and 3 mg/kg/10 minutes with a ...

journal_title：Journal of cardiovascular pharmacology

authors： Satoh Y,Sugiyama A,Takahara A,Chiba K,Hashimoto K

更新日期：2004-05-01 00:00:00

abstract：:The cardiovascular profile of a novel calcium antagonist, MPC-1304 and its active metabolites were investigated in experimental animals in vitro and in vivo, and were compared with those of other calcium antagonists or nitroglycerin (NTG). The ratio of negative chronotropic/negative inotropic effect of MPC-1304 was 23...

journal_title：Journal of cardiovascular pharmacology

authors： Kanda A,Haruno A,Miyoshi K,Tanahashi Y,Miyake H,Ichihara K,Okumura K,Nagasaka M

更新日期：1993-07-01 00:00:00

abstract：:The safety of concomitant use of angiotensin-converting enzyme (ACE) inhibitors and potassium-sparing diuretics (PSD) in severe heart failure remains a controversial issue. The database of the recently reported double-blind international trial, "Xamoterol in Severe Heart Failure," was investigated to elucidate this qu...

journal_title：Journal of cardiovascular pharmacology

authors： Bergler-Klein J,Sochor H,Pouleur H,Pacher R,Porenta G,Glogar D

更新日期：1994-08-01 00:00:00

abstract：:Vasoconstrictor responses to intraluminal and extraluminal 5-hydroxytryptamine (5-HT) were studied in isolated mesenteric resistance arteries of Wistar-Kyoto (WKY) rats and spontaneously hypertensive rats (SHRs). Third-order branches of mesenteric arteries were dissected free and mounted on glass cannulae in organ cha...

journal_title：Journal of cardiovascular pharmacology

authors： Dohi Y,Lüscher TF

更新日期：1991-08-01 00:00:00

abstract：BACKGROUND:The sympathetic nervous system (SNS) of the whole body, including cardiac sympathetic nerves, is activated in patients with severe congestive systolic heart failure (CHF). Carvedilol can improve clinical status in such patients. This study aimed to determine how carvedilol acts on the SNS to improve CHF. ME...

journal_title：Journal of cardiovascular pharmacology

authors： Machida M,Takechi S,Fujimoto T,Kakinoki S,Nomura A

更新日期：2012-02-01 00:00:00

abstract：:The different intervention trials in elderly hypertensive subjects are compatible with the hypothesis that antihypertensive drug treatment decreases cardiovascular mortality, mainly by a reduction of cerebrovascular mortality. Antihypertensive drug treatment in elderly hypertensive subjects also leads to a decrease in...

journal_title：Journal of cardiovascular pharmacology

authors： Staessen J,Fagard R,Van Hoof R,Amery A

更新日期：1988-01-01 00:00:00

abstract：:The bronchopulmonary and pressor effects of endothelin-1 (ET-1), a newly described vasoconstrictor peptide produced by endothelial cells, were investigated in the guinea pig. Intravenous injection of ET-1 (1 nmol/kg) induced an increase in pulmonary inflation pressure (PIP) as well as an important and sustained increa...

journal_title：Journal of cardiovascular pharmacology

authors： Braquet P,Touvay C,Lagente V,Vilain B,Pons F,Hosford D,Chabrier PE,Mencia-Huerta JM

更新日期：1989-01-01 00:00:00

abstract：:The pharmacological characterization of a nonpeptide endothelin (ET)-receptor antagonist, PABSA [(R)-(--)-2-(benzo[1,3]dioxol-5-yl)-N-(4-isopropyl-phenylsulfon yl)-2-(6-methyl-2-propylpyridin-3-yloxy)-acetamide hydrochloride] was studied. PABSA competitively inhibited the binding of [125I]-ET-1 to A7r5 cells expressin...

journal_title：Journal of cardiovascular pharmacology

authors： Iwasaki T,Mihara S,Shimamura T,Kawakami M,Hayasaki-Kajiwara Y,Naya N,Fujimoto M,Nakajima M

更新日期：1999-07-01 00:00:00

abstract：:Bucindolol is a nonselective beta-adrenergic receptor antagonist that has additional vasodilating properties. Because some beta-adrenergic receptor antagonists such as cyanopindolol are used as 5-HT1A/5-HT1B receptor antagonists, we tested the hypothesis that bucindolol can interact with 5-HT receptors. Both in vitro ...

journal_title：Journal of cardiovascular pharmacology

authors： Watts SW,Fink GD,Silver PJ,Cushing DJ

更新日期：2000-01-01 00:00:00

abstract：:Possible enhancement by free fatty acids (FFA) of the arrhythmogenic actions of ouabain was studied in rabbits. The mean dose of ouabain required for inducing ventricular tachycardia or fibrillation in conscious animals was significantly lowered by intravenous injection of 5 ml of a 20% fat emulsion (Lipofundin), whic...

journal_title：Journal of cardiovascular pharmacology

authors： Sánchez-Serrano D,Alvarez JL,García-Barreto D

更新日期：1980-01-01 00:00:00

abstract：:The present study has been designed to explore the beneficial effect of rosiglitazone, a peroxisome proliferator activated receptor-gamma agonist, in hyperhomocysteinemia-induced cardiac hypertrophy in rats. The hyperhomocysteinemia was induced in rats by feeding L-methionine (1.7 g/kg per day orally) for 8 weeks. The...

journal_title：Journal of cardiovascular pharmacology

authors： Pal Singh A,Kaur T,SinghDahiya R,Singh N,Singh Bedi PM

更新日期：2010-07-01 00:00:00

abstract：:The vasoconstrictor effects of endothelin-1 (ET-1) and norepinephrine (NE) were compared in the exteriorized rat mesentery in situ. ET-1 was 1,000 times more potent than NE in constricting both arterioles and venules. Vasoconstrictions induced by ET-1 lasted much longer than those caused by the catecholamine. At nonre...

journal_title：Journal of cardiovascular pharmacology

authors： Fortes ZB,de Nucci G,Garcia-Leme J

更新日期：1989-01-01 00:00:00

abstract：:The purpose of this study was to investigate the mechanisms involved in the angiotensin II-induced increase in the contractile response of the hypertensive wall after prolonged incubation in the organ-bath buffer. In 5-h incubated rings, the contractile response to angiotensin II in aortic rings with endothelium from ...

journal_title：Journal of cardiovascular pharmacology

authors： Zerrouk A,Auguet M,Chabrier PE

更新日期：1998-04-01 00:00:00

abstract：:LY53857, spiperone, ketanserin, and setoperone were potent and competitive 5-HT2-receptor antagonists in the rat jugular vein with equivalent affinities at 5-HT2 receptors. In the rat jugular vein, ritanserin blocked 5-HT2-mediated contractile responses with a depression of the maximum response in concentrations great...

journal_title：Journal of cardiovascular pharmacology

authors： Cohen ML,Schenck KW,Kurz KD

更新日期：1988-01-01 00:00:00

abstract：:The development of tolerance to the antihypertensive effect of clonidine and related imidazolines is clinically recognized. Here, we employed a restricted daytime (8:30 AM until 4:30 PM) clonidine regimen to establish a model of sustained hypotension in spontaneously hypertensive rats (SHRs). Blood pressure (BP), hear...

journal_title：Journal of cardiovascular pharmacology

authors： El-Mas MM,Abdel-Rahman AA

更新日期：2007-03-01 00:00:00

abstract：AIMS:To determine whether short-term treatment with trimetazidine (TMZ), an antiischemic agent that directly inhibits fatty acid oxidation and results in stimulation of glucose oxidation, may improve myocardial perfusion and left ventricular systolic function in diabetic patients with ischemic cardiomyopathy. METHODS ...

journal_title：Journal of cardiovascular pharmacology

authors： Belardinelli R,Cianci G,Gigli M,Mazzanti M,Lacalaprice F

更新日期：2008-06-01 00:00:00

abstract：:Vasopressin secretion is stimulated by hyperosmolality, hypovolemia, or hypotension and is inhibited by hypoosmolality, hypervolemia, or hypertension. These osmotic and hemodynamic influences are mediated by neuronal afferents that originate in separate osmoreceptors or baroreceptors but ultimately converge to act on ...

journal_title：Journal of cardiovascular pharmacology

authors： Robertson GL,Ganguly A

更新日期：1986-01-01 00:00:00

abstract：:The effects of nitrendipine, a new antihypertensive agent, have been examined using the isolated rabbit aortic strip stimulated with either noradrenaline (1.7 X 10(-8) - 1.7 X 10(-5) mol/L) or potassium (22.7-52.7 mmol/L). Nifedipine, verapamil, phentolamine, papaverine, and minoxidil were used as reference compounds....

journal_title：Journal of cardiovascular pharmacology

authors： Towart R

更新日期：1982-11-01 00:00:00

abstract：:To study the role of medullary alpha-adrenoceptors in hypertension, we compared specific binding of [3H]prazosin and [3H]clonidine in different brain regions of spontaneously hypertensive rats (SHR), stroke-prone SHR (SHRSP), and normotensive Wistar-Kyoto rats (WKY). As compared with age-matched WKY, Bmax values for s...

journal_title：Journal of cardiovascular pharmacology

authors： Yamada S,Ashizawa N,Nakayama K,Tomita T,Hayashi E

更新日期：1989-03-01 00:00:00

abstract：:The effects of olprinone (0.2 microg/kg per minute, i.v.) on cerebral blood flow were examined using technetium-99m-ethyl cysteinate dimer (99mTc-ECD) brain single-photon emission computed tomography in 14 stroke patients (69.0 +/- 5.6 years) and 12 normal subjects (68.1 +/- 6.2 years). The regional cerebral blood flo...

journal_title：Journal of cardiovascular pharmacology

authors： Yukiiri K,Mizushige K,Ueda T,Nishiyama Y,Aoyama T,Kohno M

更新日期：2001-04-01 00:00:00

abstract：:The acute phase of myocardial infarction promotes an inflammatory response that stimulates inducible nitric oxide synthase (iNOS). We investigated the iNOS role on the rat tail vascular bed reactivity 3 days after myocardial infarction. Vasodilator and vasoconstrictor responses were determined in isolated caudal vascu...

journal_title：Journal of cardiovascular pharmacology

authors： Sartório CL,Pinto VD,Cutini GJ,Vassallo DV,Stefanon I

更新日期：2005-04-01 00:00:00

abstract：:Cardiovascular disease is a major cause of morbidity and mortality worldwide. Epidemiological studies have clearly demonstrated that chronic psychosocial stress increases the risk of atherosclerotic cardiovascular disease and this may involve multiple mediators and regulating pathways, whereas the precise mechanisms u...

journal_title：Journal of cardiovascular pharmacology

authors： Lu XT,Zhao YX,Zhang Y,Jiang F

更新日期：2013-07-01 00:00:00

abstract：:The majority of patients with implanted cardioverter defibrillators (ICD) require antiarrhythmic (AR) drugs. ARs may increase defibrillation energy requirements. This study investigated the effects of lidocaine, ajmaline, and diltiazem on ventricular defibrillation energy needs. In 24 isolated rabbit hearts, the 50 an...

journal_title：Journal of cardiovascular pharmacology

authors： Anvari A,Mast F,Schmidinger H,Schuster E,Allessie M

更新日期：1997-04-01 00:00:00

abstract：:The signaling impact of a human beta1-adrenergic receptor (beta1 AR) polymorphism at residue 49 of the aminoterminus (Ser-to-Gly substitution) was studied by recombinantly expressing each receptor. The two receptors displayed identical agonist and antagonist binding affinities. Furthermore, basal and agonist-stimulate...

journal_title：Journal of cardiovascular pharmacology

authors： Rathz DA,Brown KM,Kramer LA,Liggett SB

更新日期：2002-02-01 00:00:00

abstract：:Several 3,5-pyridinedicarboxylic acid [4-(2,3-dichlorophenyl)-1,4-dihydro-2,6-dimethyl-] esters, which are analogs to felodipine, were synthesized and tested for peroral activity and vascular selectivity. Structure-activity relationships demonstrate that felodipine has biological properties (selectivity and oral activ...

journal_title：Journal of cardiovascular pharmacology

authors： Berntsson P,Johansson E,Westerlund C

更新日期：1987-01-01 00:00:00

abstract：:We investigated the potential role of atorvastatin, given at reperfusion, to improve survival of the ischemic/reperfused myocardium by activation of p44/42 MAPK and p38 MAPK with its downstream effector, HSP27. We have previously shown that atorvastatin attenuates lethal reperfusion-induced injury via activation of th...

journal_title：Journal of cardiovascular pharmacology

authors： Efthymiou CA,Mocanu MM,Yellon DM

更新日期：2005-03-01 00:00:00

abstract：:To study the effects of chronic in vivo inhibition of NO synthase on endothelium-dependent hyperpolarization, cell-membrane potential (in individual vascular smooth-muscle cells) and changes in tension (in isolated rings) were recorded from isolated canine coronary arteries and guinea-pig carotid arteries and aortas. ...

journal_title：Journal of cardiovascular pharmacology

authors： Corriu C,Félétou M,Puybasset L,Bea ML,Berdeaux A,Vanhoutte PM

更新日期：1998-12-01 00:00:00