Difference between the effects of atrial natriuretic peptide and calcium antagonist on cytosolic free calcium in cultured vascular smooth muscle cells.

abstract：:To evaluate the role of the sympathetic nervous system in essential hypertension and the influence of clonidine, 28 male subjects with mild to moderate hypertension were either treated with low-dose clonidine (n = 14, mean age: 42.4 +/- 2.1 years) or were randomized to a nontreated control group (n = 14, mean age: 40....

journal_title：Journal of cardiovascular pharmacology

authors： Schulte W,Rüddel H,Schmieder R,von Eiff AW

更新日期：1987-01-01 00:00:00

abstract：:Protein kinase C (PKC) isoforms improve endothelial nitric oxide synthase activity and contractile Ca sensitivity in blood vessels. These actions may have opposite effects on propofol-induced vasodilation. This study examines the hypothesis that propofol induces relaxation by enhancing the PKC-mediated nitric oxide sy...

journal_title：Journal of cardiovascular pharmacology

authors： Wang Y,Zhou H,Wu B,Zhou Q,Cui D,Wang L

更新日期：2015-09-01 00:00:00

abstract：:Ambulatory blood pressure monitoring (ABPM) is increasingly used in the clinical evaluation of hypertension. However, a number of limitations restrict its routine use. One of the limitations is a lack of definite conclusions about ambulatory blood pressure normality, because of the shortcomings of previous studies on ...

journal_title：Journal of cardiovascular pharmacology

authors： Sega G,Bravi C,Cesana G,Valagussa F,Mancia G,Zanchetti A

更新日期：1994-01-01 00:00:00

abstract：:Previous studies in which an isolated heart or in situ constant pressure preparation was used suggested a minimal role for adenosine in autoregulatory control of coronary circulation. These results, however, are controversial, and the role of adenosine in autoregulation of flow in heart is uncertain. To test the hypot...

journal_title：Journal of cardiovascular pharmacology

authors： Komaru T,Lamping KG,Dellsperger KC

更新日期：1994-09-01 00:00:00

abstract：:By using red wine (RW), dealcoholized red wine (DARW), polyphenols-stripped red wine (PSRW), ethanol-water solution (ET), and water (W), the role of wine polyphenols, ethanol, and urate on vascular function was examined in humans (n = 9 per beverage) and on isolated rat aortic rings (n = 9). Healthy males randomly con...

journal_title：Journal of cardiovascular pharmacology

authors： Boban M,Modun D,Music I,Vukovic J,Brizic I,Salamunic I,Obad A,Palada I,Dujic Z

更新日期：2006-05-01 00:00:00

abstract：:Heart failure (HF) is characterized by activation of both neurohumoral and sympathetic nervous systems. Specifically, HF is associated with increases in vasopressin (VP) and endothelin (ET) and in arterial baroreflex dysfunction. Hypothesis was that central ET-1 potentiates VP secretion in HF due to impaired pressor r...

journal_title：Journal of cardiovascular pharmacology

authors： Rossi NF,Chen H,Musch TI

更新日期：2002-07-01 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：:Both in the periphery and in the central nervous system, alpha-adrenoceptors can be subdivided into alpha 1-types. alpha 1-Receptors are sensitive to low concentrations of the agonists phenylephrine and methoxamine, and of the antagonists corynanthine and prazosin. alpha 1-Receptors are sensitive to low concentrations...

journal_title：Journal of cardiovascular pharmacology

authors： Starke K,Docherty JR

更新日期：1982-01-01 00:00:00

abstract：:Although myocardial ischemia is associated with regional cardiac sympathetic nerve deterioration, it remains unknown whether acute hindlimb ischemia impairs muscle sympathetic nerve function. In the study presented here we implanted dialysis probes in the adductor muscle of anesthetized rabbits and measured dialysate ...

journal_title：Journal of cardiovascular pharmacology

authors： Tokunaga N,Yamazaki T,Akiyama T,Sano S,Mori H

更新日期：2003-12-01 00:00:00

abstract：:To establish a model of hypertension in marmosets, increasing doses of the immune-modulator cyclosporin (from 3 to 30 mg/kg/day) were given orally to marmosets for 31 days. Cyclosporin consistently induced hypertension with doses greater than or equal to 10 mg/kg/day. Time course and level of hypertension reached were...

journal_title：Journal of cardiovascular pharmacology

authors： Clozel JP,Fischli W

更新日期：1989-07-01 00:00:00

abstract：:Endothelium-dependent relaxations can be evoked by a variety of stimuli, among them substance P (SP), which is found in sensory nerve fibers supplying the adventitia-media junction of most muscular arteries. This study determined the role of endothelium-derived nitric oxide as a mediator of endothelium-dependent relax...

journal_title：Journal of cardiovascular pharmacology

authors： Fiscus RR,Gross DR,Hao H,Wang X,Arden WA,Maley RH,Salley RK

更新日期：1992-01-01 00:00:00

abstract：:The increased production of nitric oxide (NO) has been implicated as the basis for myocardial dysfunction and the lack of response to vasoconstrictors during endotoxin shock induced by lipopolysaccharide (LPS). Our objective was to evaluate and compare NO production in major organs of rats treated with LPS, 1 or 14 mg...

journal_title：Journal of cardiovascular pharmacology

authors： Lecour S,Maupoil V,Siri O,Tabard A,Rochette L

更新日期：1999-01-01 00:00:00

abstract：:Kinins locally synthesized in the cardiovascular tissue are believed to contribute to the regulation of cardiovascular homeostasis by stimulating the endothelial cells to release nitric oxide, prostacyclin, or a hyperpolarizing factor via autocrine-paracrine mechanisms. This study was designed to investigate the actio...

journal_title：Journal of cardiovascular pharmacology

authors： Kanna T,Akata T,Izumi K,Nakashima M,Yonemitsu Y,Hashizume M,Takahashi S

更新日期：2002-11-01 00:00:00

abstract：:Metformin has been used for the treatment of some metabolic diseases during gestation and the beneficial effects of metformin to the vascular system have been described in diabetic and obese animal models. Nevertheless, the long-term consequences to the vascular system of offsprings maternally exposed to metformin hav...

journal_title：Journal of cardiovascular pharmacology

authors： Novi DRBS,Forcato S,Vidigal CB,Loiola GH,Gerardin DCC,Ceravolo GS

更新日期：2017-11-01 00:00:00

abstract：:Accelerated atherosclerosis and its long-term sequelae are a major cause of late mortality among patients with systemic lupus erythematosus (SLE). Traditional Framingham risk factors such as hypertension, hypercholesterolemia, diabetes, and smoking do not account in entirety for this risk. SLE specific factors like di...

journal_title：Journal of cardiovascular pharmacology

authors： Stojan G,Petri M

更新日期：2013-09-01 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：:Torsades de pointes ventricular tachycardia (VT) has been reported in patients taking the nonsedating antihistamine, terfenadine. We performed electrophysiologic studies of 14 isolated guinea pig hearts using the Langendorff technique to assess whether terfenadine exerted actions that could be responsible for inducing...

journal_title：Journal of cardiovascular pharmacology

authors： Pinney SP,Koller BS,Franz MR,Woosley RL

更新日期：1995-01-01 00:00:00

abstract：:To investigate the effects of ramipril, a new angiotensin converting enzyme inhibitor, on autonomic function, autonomic function tests were performed in eight healthy male subjects, aged 22-26 years, after single oral administration of 5 mg of ramipril or placebo, in a randomized, double-blind, crossover design. Measu...

journal_title：Journal of cardiovascular pharmacology

authors： Sugimoto K,Kumagai Y,Tateishi T,Seguchi H,Ebihara A

更新日期：1989-01-01 00:00:00

abstract：:Platelet-derived growth factor (PDGF) is a potent stimulator of growth of vascular smooth muscle cells (VSMCs). VSMCs from spontaneously hypertensive rats (SHRs) show exaggerated growth and increasingly express PDGF A-chain messenger RNA (mRNA). To examine adenovirus-mediated transfer of a ribozyme targeting the PDGF ...

journal_title：Journal of cardiovascular pharmacology

authors： Hu WY,Fukuda N,Kotani M,Kanmatsuse K

更新日期：2002-06-01 00:00:00

abstract：:Neuropeptide Y (NPY) and ATP are considered cotransmitters with norepinephrine (NE) in sympathetic neurons innervating some blood vessels, including those of the mesentery. A prominent action of NPY is to potentiate the postjunctional contractile effect of NE as well as that of other vasoactive agents. We wished to in...

journal_title：Journal of cardiovascular pharmacology

authors： Westfall TC,Yang CL,Curfman-Falvey M

更新日期：1995-11-01 00:00:00

abstract：BACKGROUND:Some patients with atrial fibrillation (AF) received underdoses of non-vitamin K antagonist oral anticoagulants (NOACs) in the real world. Underdosing is defined as administration of a dose lower than the manufacturer recommended dose. OBJECTIVES:To identify the efficacy and safety of underdosing NOACs as p...

journal_title：Journal of cardiovascular pharmacology

authors： Yamaji H,Murakami T,Hina K,Higashiya S,Kawamura H,Murakami M,Kamikawa S,Komatsubara I,Kusachi S

更新日期：2017-02-01 00:00:00

abstract：:We studied the acute intravenous (i.v.) effects of the antiarrhythmic agents ibutilide, sematilide, lidocaine, and encainide in a canine Y-shaped right atrial incision model of atrial flutter. After baseline determination of atrial effective refractory period (AERP), sustained atrial flutter (AFL) was initiated by atr...

journal_title：Journal of cardiovascular pharmacology

authors： Buchanan LV,Kabell G,Gibson JK

更新日期：1995-04-01 00:00:00

abstract：:Congestive heart failure is a leading cause of morbidity and mortality. Congestive heart failure is marked by atrial and ventricular enlargements and reduced cardiac contractility and an association with an increased incidence of atrial and ventricular arrhythmias and sudden cardiac death. Dysfunctional ion channel fu...

journal_title：Journal of cardiovascular pharmacology

authors： Doshi D,Marx SO

更新日期：2009-10-01 00:00:00

abstract：:The mechanism of natriuresis with calcium entry blockers such as felodipine is largely unexplained. As these drugs prevent sodium retention following exogenous angiotensin II, the natriuretic effect of felodipine might be due to a similar interaction with endogenous angiotensin II. In such a case, angiotensin converti...

journal_title：Journal of cardiovascular pharmacology

authors： van Hamersvelt HW,Wetzels JF,Kloke HJ,Koene RA,Huysmans FT

更新日期：1993-03-01 00:00:00

abstract：ABSTRACT:The NLRP3 inflammasome has been implicated in the development and progression of heart failure. The aim of this study was to determine the safety of an oral inhibitor of the NLRP3 inflammasome, dapansutrile (OLT1177), in patients with heart failure and reduced ejection fraction (HFrEF). This was a phase 1B, ra...

journal_title：Journal of cardiovascular pharmacology

authors： Wohlford GF,Van Tassell BW,Billingsley HE,Kadariya D,Canada JM,Carbone S,Mihalick VL,Bonaventura A,Vecchié A,Chiabrando JG,Bressi E,Thomas G,Ho AC,Marawan AA,Dell M,Trankle CR,Turlington J,Markley R,Abbate A

更新日期：2020-10-24 00:00:00

abstract：:This investigation demonstrates an increase in endothelin (ET)-mediated vascular tone in peri-ischemic areas after experimental focal cerebral ischemia (middle cerebral artery occlusion) in the cat. Adventitial application of the butenolide antagonist PD155080 (30 microM), after MCA occlusions resulted in marked incre...

journal_title：Journal of cardiovascular pharmacology

authors： Patel TR,Galbraith SL,McAuley MA,Doherty AM,Graham DI,McCulloch J

更新日期：1995-01-01 00:00:00

abstract：:In isolated rat tail arteries perfused with Krebs-Henseleit solution, ouabain, in concentrations of less than 10(-5) M, caused a concentration-dependent, noncompetitive inhibition of the vasoconstrictor response to phenylephrine. Concentrations of 10(-8) and 10(-6) M caused 30 and 61% inhibition, respectively. The inh...

journal_title：Journal of cardiovascular pharmacology

authors： Armsworth SJ,Marwood JF,Stokes GS

更新日期：1985-07-01 00:00:00

abstract：:During recent years, small conductance Ca-activated K (SK) channels have been reported to play a role in cardiac electrophysiology. SK channels seem to be expressed in atria and ventricles, but from a functional perspective, atrial activity is predominant. A general notion seems to be that cardiac SK channels are pred...

journal_title：Journal of cardiovascular pharmacology

authors： Diness JG,Kirchhoff JE,Sheykhzade M,Jespersen T,Grunnet M

更新日期：2015-09-01 00:00:00

abstract：:Acute bromocriptine administration reduced sitting and standing blood pressure and produced severe orthostatic hypotension in 12 normal subjects. Concomitantly, there was an increase in venous distensibility and basal blood flow, and a decrease in peripheral vascular resistance, as determined by forearm plethysmograph...

journal_title：Journal of cardiovascular pharmacology

authors： Johns DW,Ayers CR,Carey RM

更新日期：1984-07-01 00:00:00

abstract：:We assessed whether local inhibition of myocardial converting enzyme by captopril and zofenopril reduces the functional and metabolic damage caused by ischemia and reperfusion. First we investigated the effects of zofenopril and captopril on the mechanical function, cellular redox state, and norepinephrine (NE) conten...

journal_title：Journal of cardiovascular pharmacology

authors： Ferrari R,Cargnoni A,Curello S,Ceconi C,Boraso A,Visioli O

更新日期：1992-01-01 00:00:00