N omega-nitro-L-arginine blocks the second phase but not the first phase of the endothelium-dependent relaxations induced by substance P in isolated rings of pig carotid artery.

abstract：:We conducted pharmacodynamic studies with a new vasodilator, MDL-899. Following initial dose-ranging studies we studied eight male normotensive volunteers, each of whom received, orally, 10 mg MDL-899 or placebo in double-blind random order. MDL-899 significantly lowered standing blood pressure, the maximal effect occ...

journal_title：Journal of cardiovascular pharmacology

authors： Howden CW,Elliott HL,Lawrie CB,Reid JL

更新日期：1983-07-01 00:00:00

abstract：:It has been suggested that endothelin (ET) induces the release of endothelium-derived relaxing factor (EDRF). To explore the possible modification of ET-induced renal vasoconstriction by EDRF, we examined the effects of ET on renal vascular resistance (RVR) and urinary Na excretion (UNaV) in the rat isolated perfused ...

journal_title：Journal of cardiovascular pharmacology

authors： Hirata Y,Matsuoka H,Kimura K,Sugimoto T,Hayakawa H,Suzuki E,Sugimoto T

更新日期：1991-01-01 00:00:00

abstract：:Conscious dogs were given diltiazem hydrochloride (DTZ) orally for 5 successive days at doses of 1, 3, and 10 mg/kg/day. During the 5th day, cardiovascular responses were monitored at various timed intervals after dosing. Arterial blood was sampled concomitantly for drug analysis. DTZ produced a dose-related decrease ...

journal_title：Journal of cardiovascular pharmacology

authors： Browne RK,Dimmitt DC,Miller LD,Korol B

更新日期：1983-05-01 00:00:00

abstract：:Nicorandil, a potent coronary vasorelaxant used in the treatment of angina, has differential effects on arteries and veins in vivo. To explain this phenomenon, experiments were designed to characterize the relaxant and inhibitory actions of this compound on canine isolated arteries and veins. Paired rings of canine co...

journal_title：Journal of cardiovascular pharmacology

authors： Morrison KJ,Flavahan NA,Vanhoutte PM

更新日期：1990-05-01 00:00:00

abstract：:We have evaluated the effects of indoramin, an alpha-adrenoreceptor blocking drug, used as sole therapy in a group of 27 patients with essential hypertension. Blood pressure and heart rate were measured continuously over prolonged ambulatory periods using an established invasive technique before and after six weeks of...

journal_title：Journal of cardiovascular pharmacology

authors： Gould BA,Mann S,Davies AB,Altman DG,Raftery EB

更新日期：1983-05-01 00:00:00

abstract：:We investigated the effect of fenofibrate on lipoprotein(a)levels in hypertriglyceridemic patients and the parameters relating to its effect. Patients with a triglyceride level >/=300 mg/dL or with a triglyceride level >/=200 mg/dL and a high density lipoprotein cholesterol level

journal_title：Journal of cardiovascular pharmacology

authors： Ko HS,Kim CJ,Ryu WS

更新日期：2005-10-01 00:00:00

abstract：:Radioligand binding studies have detected alpha1A- and alpha1B-adrenergic receptors (AR) in rat heart, but the ligands available for these studies lack the sensitivity and specificity needed to map possible differences in alpha1-AR subtype expression. We therefore used competitive reverse transcriptase-polymerase chai...

journal_title：Journal of cardiovascular pharmacology

authors： Wolff DW,Dang HK,Liu MF,Jeffries WB,Scofield MA

更新日期：1998-07-01 00:00:00

abstract：:Using constant infusion technique and a water-loading procedure, we investigated renal hemodynamic and excretional variables in 15 essential hypertensive patients [diastolic blood pressure (DBP) 102 +/- 10 mm Hg] after 3 weeks of placebo and after 16 weeks of treatment with a postjunctional alpha 1-adrenoceptor-antago...

journal_title：Journal of cardiovascular pharmacology

authors： Krusell LR,Christensen CK,Pedersen OL

更新日期：1992-09-01 00:00:00

abstract：:The possible relevance of intrinsic sympathomimetic activity (ISA) for beta-blocker-induced changes in plasma lipids was investigated by reviewing the literature and analyzing the results separately for nonselective beta-blockers, beta 1-selective beta-blockers, and those possessing ISA. It was confirmed that with the...

journal_title：Journal of cardiovascular pharmacology

authors： van Brummelen P

更新日期：1983-01-01 00:00:00

abstract：:Beta-adrenergic-blocking drugs (BABs) have a firm place in the therapy of cardiovascular conditions including angina and hypertension. Although all BABs are competitive inhibitors of beta-receptors, they may differ in their additional pharmacodynamics, i.e., beta1-(cardio)selectivity, partial agonistic activity (PAA),...

journal_title：Journal of cardiovascular pharmacology

authors： Tamargo J,Delpón E

更新日期：1990-01-01 00:00:00

abstract：:The benefit of thrombolytic agents to reduce myocardial infarct size, improve left ventricular (LV) function, and prolong survival in human subjects is generally recognized, although the precise mechanism is poorly defined. This study was designed to evaluate the cardioprotective effects of streptokinase (SK) in rats,...

journal_title：Journal of cardiovascular pharmacology

authors： Smith EF 3rd,Nichols AJ,Sellers TS,O'Brien SR,Griswold DE,Egan JW,Hillegass LM,Vasko JA,Slivjak MJ,Davis PA

更新日期：1991-11-01 00:00:00

abstract：:Cultured vascular smooth muscle cells derived by enzymatic dissociation of rabbit aortic media were used for study of alpha 1-adrenergic receptors (AAR) and receptor-coupled calcium flux. AAR were characterized by binding of the alpha 1-selective radioligand [3H]prazosin, and norepinephrine-stimulated 45calcium efflux...

journal_title：Journal of cardiovascular pharmacology

authors： Colucci WS,Brock TA,Atkinson WJ,Alexander RW,Gimbrone MA Jr

更新日期：1985-01-01 00:00:00

abstract：:We have previously reported that production of endothelin (ET)-1 is markedly increased in failing hearts of rats with chronic heart failure (CHF). It was also reported that the production of angiotensin II (Ang II) is increased in the failing heart. In this study we investigated both converting enzymes of the ET-1 sys...

journal_title：Journal of cardiovascular pharmacology

authors： Kobayashi T,Miyauchi T,Sakai S,Yamaguchi I,Goto K,Sugishita Y

更新日期：1998-01-01 00:00:00

abstract：:Celiprolol is reported to be a new cardioselective beta blocker with novel ancillary properties including vasodilator effects. The purpose of this study was to investigate whether celiprolol possesses a direct vasodilatory effect on human vasculature in vivo and in vitro. We studied the in vivo effects of intra-arteri...

journal_title：Journal of cardiovascular pharmacology

authors： Hughes A,Martin G,Goldberg P,Thom S,Sever P

更新日期：1987-11-01 00:00:00

abstract：:Hypertension is associated with dyslipidemia, which is a significant risk factor for cardiovascular complications. This study was undertaken to investigate the effects of veratric acid (VA) on blood pressure, plasma, and tissue lipid profile in N-nitro-L-arginine methyl ester (L-NAME)-induced hypertensive rats. Hypert...

journal_title：Journal of cardiovascular pharmacology

authors： Saravanakumar M,Raja B

更新日期：2012-06-01 00:00:00

abstract：:PPARgamma agonists ameliorate insulin resistance and lower blood pressure. Volume expansion/edema has been observed in susceptible patients treated with these agents. Alterations of renal hemodynamics affect renal tubular reabsorption, and thus may contribute to volume expansion. This study seeks to determine whether ...

journal_title：Journal of cardiovascular pharmacology

authors： Yang B,Clifton LG,McNulty JA,Chen L,Brown KK,Baer PG

更新日期：2003-09-01 00:00:00

abstract：:The preproendothelin-1 (preproET-1) gene is induced by thrombin after phosphorylation of nonreceptor protein tyrosine kinase pathways. This study investigated the contribution of Ca2+/calmodulin-dependent intracellular signaling cascades to this pathway and measured ET-1 mRNA levels by Northern blot analysis in human ...

journal_title：Journal of cardiovascular pharmacology

authors： Marsen TA,Simonson MS,Dunn MJ

更新日期：1995-01-01 00:00:00

abstract：:Experiments were carried out on isolated canine right atria to investigate the effects of N-(2-hydroxyethyl)nicotinamide nitrate (nicorandil, SG-75) and its interaction with beta-adrenoceptor stimulation on the cyclic nucleotide levels accompanying inotropic changes. The results were compared with those during muscari...

journal_title：Journal of cardiovascular pharmacology

authors： Endoh M,Iijima T

更新日期：1983-09-01 00:00:00

abstract：:Efficacy of flecainide was investigated in 50 patients with sustained ventricular tachycardia (n = 38) or ventricular fibrillation (n = 12) during a 4-week in-hospital and 1-year follow-up period. Furthermore, the predictive value of programmed electrical stimulation, Holter monitoring, and exercise testing on outcome...

journal_title：Journal of cardiovascular pharmacology

authors： van Wijk LM,Crijns HJ,Kingma HJ,van Gilst WH,van Gelder IC,Wesseling H,Lie KI

更新日期：1990-06-01 00:00:00

abstract：:The effects of a new nitrate ester derivative, ITF 296, on large conductance and small resistance coronary arteries were investigated and compared with those of nitroglycerin and isosorbide dinitrate in chronically instrumented conscious dogs with an intact or with a deendothelialized large coronary artery. In a wide ...

journal_title：Journal of cardiovascular pharmacology

authors： Ghaleh B,Dubois-Randé JL,Hittinger L,Berdeaux A,Giudicelli JF

更新日期：1995-01-01 00:00:00

abstract：:The acute effects of doxorubicin on coronary perfusion and left ventricular pressures and intracellular phosphate metabolite levels, the latter obtained by 31P nuclear magnetic resonance, were measured simultaneously in isolated, isovolumic rat hearts (Langendorf preparation) perfused at constant flow. Nineteen experi...

journal_title：Journal of cardiovascular pharmacology

authors： Pelikan PC,Weisfeldt ML,Jacobus WE,Miceli MV,Bulkley BH,Gerstenblith G

更新日期：1986-09-01 00:00:00

abstract：:Isolated perfused rat kidney was used to examine the possible mechanisms involved in the hypotensive/vasodilator actions of cryptolepine. In kidneys preconstricted by phenylephrine (PE 5-7.5 x 10(-7) M), cryptolepine at bolus doses of 2.5, 5, and 10 micrograms elicited dose-dependent reductions in perfusion pressure b...

journal_title：Journal of cardiovascular pharmacology

authors： Oyekan AO

更新日期：1994-04-01 00:00:00

abstract：:This article reviews the relation of cardiac cellular Na+ load and increased force of contraction. Digitalis glycosides and naturally occurring Na+ channel activators are considered. DPI201-106 was described as the first synthetic organic molecule with cardioselective Na+ channel-activating properties and investigated...

journal_title：Journal of cardiovascular pharmacology

authors： Scholtysik G

更新日期：1989-01-01 00:00:00

abstract：BACKGROUND:Telmisartan is an angiotensin II receptor blocker, which acts as a partial agonist of peroxisome proliferator activator receptor-γ (PPAR-γ). Because PPAR-γ initiates a variety of antiinflammatory responses, the effect on myocardial ischemia is to be elucidated. METHODS AND RESULTS:The left anterior descendi...

journal_title：Journal of cardiovascular pharmacology

authors： Nagashima A,Watanabe R,Ogawa M,Suzuki J,Masumura M,Hishikari K,Shimizu T,Takayama K,Hirata Y,Nagai R,Isobe M

更新日期：2012-08-01 00:00:00

abstract：:NADPH oxidases have recently been shown to contribute to the pathogenesis of hypertension. The development of specific inhibitors of these enzymes has focused attention on their potential therapeutic use in hypertensive disease. Two of the most specific inhibitors, gp91ds-tat and apocynin, have been shown to decrease ...

journal_title：Journal of cardiovascular pharmacology

authors： Williams HC,Griendling KK

更新日期：2007-07-01 00:00:00

abstract：:Alterations in the function and structure of the blood vessel wall account for most clinical events in the coronary and cerebrovascular circulation such as myocardial infarction and stroke. Cardiovascular drugs may exert beneficial effects on the vascular wall both at the level of the endothelium and vascular smooth m...

journal_title：Journal of cardiovascular pharmacology

authors： Lüscher TF,Spieker LE,Noll G,Cosentino F

更新日期：2001-12-01 00:00:00

abstract：:The sympathetic drive to the cardiovascular system depends on the integrity of neurons in the medulla oblongata. The adrenergic neurons of the C1-area of the cortical ventrolateral medulla are tonically active and provide the background excitation of the spinal preganglionic neurons, which relay to the postganglionic ...

journal_title：Journal of cardiovascular pharmacology

authors： Reis DJ

更新日期：1985-01-01 00:00:00

abstract：:Coronary hemodynamics (blood flow, coronary reserve, myocardial oxygen consumption) were analyzed in both experimental and clinical hypertension. Significantly reduced coronary reserve was found in hypertensive patients with left ventricular hypertrophy. Medial hypertrophy of small coronary vessels associated with a m...

journal_title：Journal of cardiovascular pharmacology

authors： Strauer BE,Schwartzkopff B,Motz W,Vogt M

更新日期：1991-01-01 00:00:00

abstract：:The purpose of this study was to investigate the renal effects of aranidipine, a novel calcium channel blocker of the dihydropyridine type, and its active metabolite in anesthetized dogs and conscious spontaneously hypertensive rats (SHRs). When infused into the renal artery in anesthetized dogs, aranidipine (0.03 mic...

journal_title：Journal of cardiovascular pharmacology

authors： Ichihara K,Okumura K,Kamei H,Nagasaka M,Kanda A,Kanno T,Miyoshi K,Miyake H

更新日期：1998-02-01 00:00:00

abstract：:Transgenic mice are often used to study the physiologic role of a known gene. The design of experiments with transgenic mice usually does not take into account strain and sex differences, at least in isolated vessels. Therefore, we have compared the contractile response of isolated aortae and isolated pulmonary arteri...

journal_title：Journal of cardiovascular pharmacology

authors： Knapp J,Aleth S,Balzer F,Gergs U,Schmitz W,Neumann J

更新日期：2006-07-01 00:00:00