Brain-stem mechanisms governing resting and reflex tone of precapillary vessels.

abstract：:In an 8-week, double-blind, randomized, active-controlled, multicenter study with three parallel treatment groups, we compared the efficacy and safety of once-daily 20 mg quinapril plus 12.5 mg hydrochlorothiazide (HCTZ) with each drug as monotherapy in patients with moderate to severe hypertension. Hypertensive out-p...

journal_title：Journal of cardiovascular pharmacology

authors： Romero R,Castellote E,Ocón J,Wagner B

更新日期：1995-07-01 00:00:00

abstract：:We compared platelet function results obtained with the VerifyNow P2Y12 (VN-P2Y12) point-of-care device and the light transmission aggregometry (5 and 20 microM adenosine diphosphate) method using an integrated database of eight clinical trials with a total of 591 subjects. The study was performed in healthy subjects,...

journal_title：Journal of cardiovascular pharmacology

authors： Jakubowski JA,Li YG,Small DS,Payne CD,Tomlin ME,Luo J,Winters KJ

更新日期：2010-07-01 00:00:00

abstract：:The distribution of 3H-digoxin has been measured in a large number of tissues from the central, autonomic, and peripheral nervous system after the induction of ventricular tachycardia by infusing digoxin into anesthetized dogs. In most parts of the nervous system the tissue digoxin concentration was close to that in t...

journal_title：Journal of cardiovascular pharmacology

authors： Frazer G,Binnion P

更新日期：1981-11-01 00:00:00

abstract：:The dependency of arteriolar tone on calcium influx was studied in 11 patients with essential hypertension (EHT) and compared to 11 age-matched normotensive (NT) subjects by measuring the forearm blood flow (FAF) response to intraarterial infusion of the calcium channel blocker verapamil (Verap) and the nonspecific va...

journal_title：Journal of cardiovascular pharmacology

authors： Hulthén UL,Bolli P,Amann FW,Kiowski W,Bühler FR

更新日期：1982-01-01 00:00:00

abstract：:In rats with deoxycorticosterone acetate (DOCA) salt hypertension, induction of diabetes with streptozotocin did not aggravate the elevation in blood pressure, but pressor and sympathetic nerve responses to electrical stimulation of the ventromedial hypothalamus were enhanced. Along with glycosuria and hyperglycemia, ...

journal_title：Journal of cardiovascular pharmacology

authors： Sasaki S,Buñag RD

更新日期：1982-11-01 00:00:00

abstract：:This study investigated whether intrarenal endothelin-1(ET-1) contributes to sodium excretion in aged rats. Metabolic function studies were performed in male Wistar rats (3 and 24 months) treated with placebo or the orally active ET(A) receptor antagonist darusentan (20 mg/kg/d) for 4 weeks. Mean arterial pressure was...

journal_title：Journal of cardiovascular pharmacology

authors： Traupe T,Ortmann J,Haas E,Münter K,Parekh N,Hofmann-Lehmann R,Baumann K,Barton M

更新日期：2006-03-01 00:00:00

abstract：:We studied the influence of prostacyclin (PGI2) on the contractile performance of isolated mammalian ventricular muscle. PGI2 had no direct influence on myocardial contractility, as evidenced by experiments on single cardiac cells and papillary muscle. Moreover, PGI2 did not interfere with the inotropic action of isop...

journal_title：Journal of cardiovascular pharmacology

authors： Couttenye MM,De Clerck NM,Herman AG,Brutsaert DL

更新日期：1985-09-01 00:00:00

abstract：:Trans-diclofurime has been shown to be a very potent class II calcium antagonist (see preceding report), and we have examined its molecular interactions with the different receptor sites at the Ca2+ channel. Trans-diclofurime did not affect [3H]nitrendipine binding to rat cortical membranes at 37 degrees C and showed ...

journal_title：Journal of cardiovascular pharmacology

authors： Mir AK,Spedding M

更新日期：1987-04-01 00:00:00

abstract：:The effects of bufuralol and its carbinol metabolite have been compared with those of propranolol in the anaesthetised and conscious cat and dog. Bufuralol and its carbinol metabolite are nonselective beta-adrenoceptor antagonists; the former has equivalent potency to propranolol, whereas the latter is six times more ...

journal_title：Journal of cardiovascular pharmacology

authors： Blaber LC,Burden DT,Eigenmann R,Gerold M

更新日期：1984-01-01 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：:During myocardial ischemia, the extracellular potassium concentration increases in a triphasic pattern, an initial early increase, a constant phase, and a late increasing phase. The aim of this study was to determine whether diltiazem inhibits the late increasing phase by maintaining glycolytic adenosine triphosphate ...

journal_title：Journal of cardiovascular pharmacology

authors： Sakamoto K,Yamazaki J,Nagao T

更新日期：1997-10-01 00:00:00

abstract：:The antiarrhythmic efficacy and proarrhythmic potential of the class IC antiarrhythmic agent encainide were assessed in subacute and chronic postinfarction canine models, respectively. In conscious dogs with spontaneous premature ventricular complexes (PVCs) at 48 h after anterior myocardial infarction (MI), cumulativ...

journal_title：Journal of cardiovascular pharmacology

authors： Wallace AA,Stupienski RF 3rd,Kothstein T,Gehret JR,Lynch JJ Jr

更新日期：1993-03-01 00:00:00

abstract：:The aim of the present study was to investigate the putative role of endothelin (ET) in mediating ischemia/hypoxia-induced ANP release utilizing exogenous ET-1 or ET receptor antagonists (BQ-123 or Bosentan). Isolated rat hearts with non-distended atria were perfused using a Langendorff apparatus and heart rate mainta...

journal_title：Journal of cardiovascular pharmacology

authors： Zhang Y,Oliver JR,Horowitz JD

更新日期：2004-02-01 00:00:00

abstract：:The effects of probucol, a lipophilic antioxidant, on the myocardial dysfunction (stunning) observed during reperfusion after 15-min ischemia in rabbit heart were studied. Rabbits received food with or without 1% probucol for 3 weeks. They were then anesthetized and prepared for recording of myocardial segment shorten...

journal_title：Journal of cardiovascular pharmacology

authors： Dage RC,Anderson BA,Mao SJ,Koerner JE

更新日期：1991-01-01 00:00:00

abstract：:This presentation has reviewed evidence from our laboratory that both structural and functional changes participate in the initiation and maintenance of hypertension in spontaneously hypertensive rats (SHR). Structural changes are present in the muscular arteries of the mesenteric and renal vasculature at 3- to 5-week...

journal_title：Journal of cardiovascular pharmacology

authors： Daniel EE,Kwan CY,Lee RM,Smeda J

更新日期：1984-01-01 00:00:00

abstract：:(+/-)-Dobutamine at concentrations < or =10(-5) M did not evoke contractions of rat gastric artery segments. However, when the tissues were contracted with methoxamine, (+/-)-dobutamine evoked concentration-dependent relaxation. The relaxant responses were not significantly affected by propranolol. In the same prepara...

journal_title：Journal of cardiovascular pharmacology

authors： Oriowo MA

更新日期：1999-11-01 00:00:00

abstract：:The adrenal medulla and pheochromocytomas are known to secrete various neuropeptides and vasoactive peptides. On the other hand, the production and secretion of peptides by adrenocortical tumors have not been studied in detail. The study reported here therefore set out to examine these two functions for two vasoactive...

journal_title：Journal of cardiovascular pharmacology

authors： Takahashi K,Yoshinoya A,Murakami O,Totsune K,Shibahara S

更新日期：2000-11-01 00:00:00

abstract：:Nitric oxide (NO) is a potent inhibitor of platelet aggregation. However, the benefits of NO-based therapies can be confounded by concomitant hypotension. Monophosphoryl lipid A (MLA) is a nontoxic derivative of endotoxin that purportedly increases nitric oxide synthase (NOS) activity and, presumably, NO production, y...

journal_title：Journal of cardiovascular pharmacology

authors： Przyklenk K,Hata K,Whittaker P,Elliott GT

更新日期：2000-03-01 00:00:00

abstract：:We investigated the effects of endothelin (ET) and thrombin on the production of interleukin 6 (IL-6) in human umbilical vein endothelial cells (HUVECs). ET-1 increased IL-6 production twofold in HUVECs incubated for 18 h with 10(-10) M ET-1. Thrombin also significantly increased IL-6 production. However, stimulation ...

journal_title：Journal of cardiovascular pharmacology

authors： Stanková J,Rola-Pleszczynski M,D'Orléans-Juste P

更新日期：1995-01-01 00:00:00

abstract：:To assess the role of angiotensin II (AII) in development of myocardial injury during ischemia and reperfusion, the effects of short-term treatment with the angiotensin-converting enzyme (ACE) inhibitor lisinopril were compared with the effects of short-term treatment with L-158,338, an AII antagonist, in isolated wor...

journal_title：Journal of cardiovascular pharmacology

authors： Werrmann JG,Cohen SM

更新日期：1994-10-01 00:00:00

abstract：:Several mechanisms have been suggested for the absence of reflex tachycardia in response to the hypotensive effect of the selective alpha 1-adrenoceptor antagonist indoramin, including, in animals, membrane-stabilising activity, prolongation of repolarisation time, and reduction in baroreflex sensitivity. The present ...

journal_title：Journal of cardiovascular pharmacology

authors： Deering AH,Riddell JG,Harron DW,Shanks RG

更新日期：1988-03-01 00:00:00

abstract：:The pharmacokinetics and dose proportionality of trandolapril, a new angiotensin-converting enzyme (ACE) inhibitor, were investigated in 12 healthy male volunteers in a four-way randomized crossover study over the therapeutic dose range, 0.5-4 mg. Trandolapril is rapidly absorbed, with a single elimination half-life (...

journal_title：Journal of cardiovascular pharmacology

authors： Lenfant B,Mouren M,Bryce T,De Lauture D,Strauch G

更新日期：1994-01-01 00:00:00

abstract：:The cardiovascular response to 8-hydroxy-2-(di-n-propylamino) tetralin (8-OH-DPAT), a selective putative 5-HT1A receptor agonist, has been investigated in the rat. Comparisons were made with clonidine, a centrally acting hypotensive agent with negligible affinity for 5-HT receptors. In conscious, spontaneously hyperte...

journal_title：Journal of cardiovascular pharmacology

authors： Fozard JR,Mir AK,Middlemiss DN

更新日期：1987-03-01 00:00:00

abstract：:We compared the vasodilator potencies of a number of Ca2+-entry blockers with glyceryl trinitrate (GTN) in isolated ring segments of dog coronary arteries contracted by a variety of substances. Rings were contracted to 80% of maximum by serotonin, phenylephrine (PE), noradrenaline (NA), K+ (KCl), or U46619 (stable thr...

journal_title：Journal of cardiovascular pharmacology

authors： Angus JA,Brazenor RM

更新日期：1983-03-01 00:00:00

abstract：:We have developed three radioimmunoassays (RIAs) of varying specificities toward the endothelin (ET) isoforms. The assays are called the endothelin-1,2[125I] assay system (RPA535), the endothelin 1-21 Specific [125I] assay system (RPA555), and the endothelin-1,2 high-sensitivity [125I] assay system (RPA545). We have f...

journal_title：Journal of cardiovascular pharmacology

authors： Capper SJ,Ella SJ,Kalinka S

更新日期：1991-01-01 00:00:00

abstract：:Epoxyeicosatrienoic acids, substrates for soluble epoxide hydrolase (sEH), exhibit vasodilatory and antihypertrophic activities. Inhibitors of sEH might therefore hold promise as heart failure therapeutics. We examined the ability of sEH inhibitors GSK2188931 and GSK2256294 to modulate cardiac hypertrophy, fibrosis, a...

journal_title：Journal of cardiovascular pharmacology

authors： Morgan LA,Olzinski AR,Upson JJ,Zhao S,Wang T,Eisennagel SH,Hoang B,Tunstead JR,Marino JP Jr,Willette RN,Jucker BM,Behm DJ

更新日期：2013-04-01 00:00:00

abstract：:The effects of dopamine on the force of contraction and on cylic adenosine monophosphate (AMP) levels were investigated in isolated electrically driven left atria (32 degrees C, 1 Hz) and papillary muscles (37 degrees C, 0.5 Hz) of the rabbit. In both preparations only the combined application of phentolamine (10(-6) ...

journal_title：Journal of cardiovascular pharmacology

authors： Brodde OE,Inui J,Motomura S,Schümann HJ

更新日期：1980-09-01 00:00:00

abstract：:The renin-angiotensin system (RAS) plays an important role in blood pressure control and in water and salt homeostasis. It is involved in the pathophysiology of hypertension and structural alterations of the vasculature, kidney, and heart, including neointima formation, nephrosclerosis, postinfarction remodeling, and ...

journal_title：Journal of cardiovascular pharmacology

authors： Stroth U,Unger T

更新日期：1999-01-01 00:00:00

abstract：ABSTRACT:Limited data are available on the transition from subcutaneous to intravenous prostacyclin in precapillary pulmonary hypertension. We performed a retrospective analysis of all patients who were switched from subcutaneous to intravenous treprostinil with an implantable infusion pump. We included 85 consecutive,...

journal_title：Journal of cardiovascular pharmacology

authors： Steringer-Mascherbauer R,Maria L,Reinhold F,Elisabeth S,Charlotte H,Dagmar E,Uwe F,Josef A

更新日期：2021-01-01 00:00:00

abstract：:A subset of essential hypertensives sensitive to salt and having normal or high renin levels are termed nonmodulators. These subjects fail to modulate their renal blood flow and aldosterone responsiveness when dietary sodium is changed. We have found that a positive family history of hypertension in a first degree rel...

journal_title：Journal of cardiovascular pharmacology

authors： Dluhy RG,Hopkins P,Hollenberg NK,Williams GH,Williams RR

更新日期：1988-01-01 00:00:00