Positive inotropic effect of DPI 201-106 in spontaneously hypertensive rats: lack of inhibition by adenosine and cholinergic agents.

abstract：:The autonomic nervous system exerts broad control over the involuntary functions of the human body through complex equilibrium between sympathetic and parasympathetic tone. Imbalance in this equilibrium is associated with a multitude of cardiovascular outcomes, including mortality. The cardiovascular static state of t...

journal_title：Journal of cardiovascular pharmacology

authors： Sigurdsson MI,Waldron NH,Bortsov AV,Smith SB,Maixner W

更新日期：2018-03-01 00:00:00

abstract：:Using selective endothelin (ET) receptor antagonists, we investigated which ET receptor subtypes mediate the changes in blood pressure and hematocrit produced by intraarterial injection of ET-1 in the anesthetized rabbit. In addition, the receptor through which ET-1 stimulates the release of prostacyclin (PGI2) and, h...

journal_title：Journal of cardiovascular pharmacology

authors： McMurdo L,Lidbury PS,Corder R,Thiemermann C,Vane JR

更新日期：1993-01-01 00:00:00

abstract：:Atherosclerosis is an inflammatory response to accumulation of cholesterol in the artery wall. Low-density lipoproteins (LDL) accumulate and are oxidized to proinflammatory compounds in the arterial intima during hypercholesterolemia, leading to activation of endothelial cells, macrophages, and T cells. We sought to d...

journal_title：Journal of cardiovascular pharmacology

authors： Johnston TP,Zhou X

更新日期：2007-04-01 00:00:00

abstract：:The aim of this study was to assess whether arterial chemoreceptors are activated in chronic heart failure and to appreciate whether this activation is related to the degree of cardiac dysfunction. We examined whether administration of pure oxygen for 30 min to 35 patients with chronic heart failure was followed by he...

journal_title：Journal of cardiovascular pharmacology

authors： Saadjian A,Paganelli F,Levy S

更新日期：1999-01-01 00:00:00

abstract：:Inflammation plays a central role in the pathogenesis of atherosclerosis. This study investigated whether the proteasome inhibitor has the same preventive effect on the formation of accelerated atherosclerosis in rabbits with uremia compared with a NF-kappaB inhibitor. New Zealand white rabbits were subjected to five-...

journal_title：Journal of cardiovascular pharmacology

authors： Feng B,Zhang Y,Mu J,Ye Z,Zeng W,Qi W,Luo Z,Guo Y,Yang X,Yuan F

更新日期：2010-02-01 00:00:00

abstract：:The effects of reactive oxygen species (ROS) on different cellular types are variable. In some conditions they can be harmful metabolites, but they can also act as intracellular messengers that are able to activate different transcription factors. Based on previous reports in which ROS were shown to stimulate the prol...

journal_title：Journal of cardiovascular pharmacology

authors： Ruiz-Ginés JA,López-Ongil S,González-Rubio M,González-Santiago L,Rodríguez-Puyol M,Rodríguez-Puyol D

更新日期：2000-01-01 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：:Forskolin exerts concentration-dependent positive inotropic effects in guinea pig isolated papillary muscles; resting potential, overshoot, and upstroke velocity remain unchanged. It markedly potentiates Ca2+-mediated action potentials elicited in partially depolarized myocardial fibers (increases in upstroke velocity...

journal_title：Journal of cardiovascular pharmacology

authors： Späh F

更新日期：1984-01-01 00:00:00

abstract：:Before the withdrawal of 2 COX-2 selective agents (COX-2s) from the market, many rheumatoid arthritis patients were using these products regularly, with disease-modifying antirheumatic agents. Clinical trials have shown benefit of COX-2s equivalent to nonselective nonsteroidal anti-inflammatory drugs (NS-NSAIDs) in rh...

journal_title：Journal of cardiovascular pharmacology

authors： Strand V

更新日期：2006-01-01 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：:Myocardial infarction (MI) is one of cardiovascular diseases with high incidence and mortality. MicroRNAs, as posttranscriptional regulators of genes, are involved in many diseases, including cardiovascular diseases. The aim of the present study was to determine whether miR-203 was functional in MI therapy and how it ...

journal_title：Journal of cardiovascular pharmacology

authors： Zhang J,Pan J,Yang M,Jin X,Feng J,Wang A,Chen Z

更新日期：2019-11-01 00:00:00

abstract：:Endogenous as well as synthetic cannabinoids have potent vasodilatory actions in a variety of vascular preparations. Their precise mechanism of action is as yet unclear, but several studies point to the activation of type 1 vanilloid (TRPV1) receptors on primary afferent perivascular nerves, stimulating the release of...

journal_title：Journal of cardiovascular pharmacology

authors： Breyne J,Vanheel B

更新日期：2006-02-01 00:00:00

abstract：:In anesthetized and ventilated guinea pigs, intravenous injection of ET-1, ET-2, or ET-3 induced similar rapid and dose-related increases in pulmonary inflation pressure (PIP) and mean arterial blood pressure (MABP). Indomethacin inhibited the increase in PIP evoked by ET-1, ET-2, or ET-3, whereas the changes in MABP ...

journal_title：Journal of cardiovascular pharmacology

authors： Pons F,Touvay C,Lagente V,Mencia-Huerta JM,Braquet P

更新日期：1991-01-01 00:00:00

abstract：:Endothelium-derived relaxing factors (EDRFs) and prostacyclin (PGI2) released from endothelial cells are potent vasodilators; endothelin-1 and thromboxane A2 may be their physiological antagonists. Interactions between these vasodilators and vasoconstrictors were studied in isolated intramyocardial porcine coronary ar...

journal_title：Journal of cardiovascular pharmacology

authors： Noll G,Bühler FR,Yang Z,Lüscher TF

更新日期：1991-07-01 00:00:00

abstract：:The depressor and renal responses to the neutral endopeptidase (NEP) inhibitor, SQ 29,072, were characterized in both the conscious spontaneously hypertensive rat (SHR) and the conscious deoxycorticosterone acetate (DOCA)/salt hypertensive rat. Inhibition of tissue NEP activity by pharmacologically active doses was al...

journal_title：Journal of cardiovascular pharmacology

authors： Seymour AA,Norman JA,Asaad MM,Fennell SA,Swerdel JN,Little DK,Dorso CR

更新日期：1990-07-01 00:00:00

abstract：:Three sets of monoclonal antibodies against bradykinin (MBK1, MBK2, and MBK3) were generated by somatic cell fusion, characterized by their peptide specificity, and compared with the known ligand specificity of the kinin receptor subtypes. By these criteria, the paratope of MBK3 resembled the B2 receptor binding site,...

journal_title：Journal of cardiovascular pharmacology

authors： Haasemann M,Buschko J,Faussner A,Roscher AA,Hoebeke J,Burch R,Müller-Esterl W

更新日期：1992-01-01 00:00:00

abstract：:Nitric oxide (NO) plays a protective role in myocardial ischemia-reperfusion (I/R) injury. However, the concomitant production of superoxide and other reactive oxygen species (ROS) during I/R may diminish the bioavailability of NO and hence compromise the beneficial effects. The objective of this study was to investig...

journal_title：Journal of cardiovascular pharmacology

authors： Kutala VK,Khan M,Mandal R,Potaraju V,Colantuono G,Kumbala D,Kuppusamy P

更新日期：2006-09-01 00:00:00

abstract：:[3H]lacidipine binding to its receptor was characterized to explain its slow onset and long duration of antihypertensive activity. Binding parameters were studied in guinea pig myocardial and cerebral membrane preparations and compared with another dihydropyridine (DHP) calcium antagonist, isradipine. Lacidipine binds...

journal_title：Journal of cardiovascular pharmacology

authors： Graziani F,Ratti E,van Amsterdam FT

更新日期：1996-02-01 00:00:00

abstract：:Fourteen patients with mild to moderate essential hypertension were randomized, after a baseline placebo period of 4 weeks, to receive the angiotensin converting enzyme (ACE) inhibitor quinapril or a placebo. During a 12 week, double-blind phase, the dosage of quinapril was increased from 10 to 40 mg twice daily being...

journal_title：Journal of cardiovascular pharmacology

authors： Säynävälammi P,Pörsti I,Pörsti P,Nurmi AK,Seppälä E,Manninen V,Vapaatalo H

更新日期：1988-07-01 00:00:00

abstract：:This study evaluated the 24-h antihypertensive effect of single daily doses of celiprolol, a beta-1 adrenoceptor antagonist. Patients with supine diastolic BP between 95 and 114 mm Hg started on placebo or celiprolol 200 mg daily for 2 weeks; non-responders received 400 mg daily for 2 weeks and then 600 mg daily for a...

journal_title：Journal of cardiovascular pharmacology

authors： Capone P,Mayol R

更新日期：1986-01-01 00:00:00

abstract：:Endothelin-1 (ET-1) influences vascular function by modulating intracellular free Ca2+ concentration ([Ca2+]i) in smooth muscle. This study investigated the effects of ET-1 on [Ca2+]i and contractile responses in resistance vessels of young prehypertensive (5 week) and adult hypertensive (17 week) spontaneously hypert...

journal_title：Journal of cardiovascular pharmacology

authors： Touyz RM,Deng LY,Schiffrin EL

更新日期：1995-01-01 00:00:00

abstract：:21-Aminosteroids are a group of new synthetic compounds developed as antiperoxidants. Although several studies have demonstrated their cardioprotective properties in acute ischemic models, none has assessed their long-term benefits after chronic myocardial infarction. In this investigation, we examined the cardioprote...

journal_title：Journal of cardiovascular pharmacology

authors： Ngo PL,Chen H,Qi S,Paquette F,Dumont L

更新日期：1999-12-01 00:00:00

abstract：:Evidence for the hypothesis that the rise in peripheral resistance that occurs in inherited hypertension is due largely to the observed rise in the circulating level of a sodium transport inhibitor is reviewed. A sequence of events is proposed linking a postulated genetic defect in the kidney's ability to excrete sodi...

journal_title：Journal of cardiovascular pharmacology

authors： MacGregor GA,de Wardener HE

更新日期：1984-01-01 00:00:00

abstract：:The effects of a newly synthesized antiarrhythmic agent, TYB-3823 on the transmembrane action potential were examined in isolated papillary muscles of guinea pig. TYB-3823 (3 x 10(-6)-3 x 10(-5)M) caused a dose-dependent decrease in the maximum upstroke velocity (Vmax) and a shortening of action potential duration (AP...

journal_title：Journal of cardiovascular pharmacology

authors： Kodama I,Morimoto M,Toyama J,Shibata S

更新日期：1989-04-01 00:00:00

abstract：:The serotonin (5-HT2A) antagonistic activities and the protective effect on laurate-induced peripheral vascular lesions of AT-1015, a novel 5-HT2 receptor antagonist, were investigated. In platelet aggregation, AT-1015 selectively inhibited in vitro 5-HT2A receptor-mediated aggregation, and the activity was almost equ...

journal_title：Journal of cardiovascular pharmacology

authors： Kihara H,Hirose K,Koganei H,Sasaki N,Yamamoto H,Kimura A,Nishimori T,Shoji M,Yoshimoto R

更新日期：2000-04-01 00:00:00

abstract：:This article presents selected aspects of the presynaptic modulation of noradrenaline release from the heart. Several presynaptic effector systems that mediate either inhibition or facilitation of noradrenaline release are discussed. In particular, the potencies of muscarinic agonists and antimuscarinic drugs in musca...

journal_title：Journal of cardiovascular pharmacology

authors： Fuder H

更新日期：1985-01-01 00:00:00

abstract：:The superoxide radical scavenging effects of the SH group in the captopril molecule has been proposed to be the basis of the "cadioprotective" effect of this angiotensin converting enzyme (ACE) inhibitor in animal models of myocardial injury. We determined the effects of captopril, another ACE inhibitor with an SH gro...

journal_title：Journal of cardiovascular pharmacology

authors： Mehta JL,Nicolini FA,Lawson DL

更新日期：1990-11-01 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：:The degree of cardiac and vascular beta-adrenoceptor blockade of bisoprolol and atenolol was determined by the chronotropic dose 25 (CD25) of isoproterenol (the dose of an intravenous isoproterenol bolus required to increase resting heart rate by 25 beats/min) and by the increase in forearm blood flow (venous occlusio...

journal_title：Journal of cardiovascular pharmacology

authors： Bolli P,Müller FB,Linder L,Ji BH,Bühler FR

更新日期：1986-01-01 00:00:00

abstract：BACKGROUND:There is increasing evidence that endogenous sex hormones regulate vascular reactivity, and testosterone may contribute to the worse prognosis for renal disease in men. Male Zucker diabetic rats exhibit improved renal hemodynamic responses after castration. It is, however, unclear whether endogenous testoste...

journal_title：Journal of cardiovascular pharmacology

authors： Ajayi AA,Fidelis P

更新日期：2006-11-01 00:00:00