Changes in flow and pressure due to rotation of a saphenous vein segment.

abstract：STUDY OBJECTIVE:The aim was to study the interactions between pulmonary capillary wedge pressure (an estimate of left atrial pressure), left atrial dimension, and atrial natriuretic factor during evolving heart failure. DESIGN:Sequential simultaneous measurements of haemodynamic variables, left atrial dimension, and p...

journal_title：Cardiovascular research

authors： Moe GW,Angus C,Howard RJ,De Bold AJ,Armstrong PW

更新日期：1990-07-01 00:00:00

abstract：OBJECTIVE:In human heart failure beta-adrenergic-mediated protein kinase A (PKA) activity is down-regulated, while protein kinase C (PKC) activity is up-regulated. PKC-mediated myofilament protein phosphorylation might be detrimental for contractile function in cardiomyopathy. This study was designed to reveal the effe...

journal_title：Cardiovascular research

authors： van der Velden J,Narolska NA,Lamberts RR,Boontje NM,Borbély A,Zaremba R,Bronzwaer JG,Papp Z,Jaquet K,Paulus WJ,Stienen GJ

更新日期：2006-03-01 00:00:00

abstract：AIMS:Atrial fibrillation (AF) is a major risk factor for cardio-embolic stroke. Anticoagulant drugs are effective in preventing AF-related stroke. However, the high frequency of anticoagulant-associated major bleeding is a major concern. This study sought to identify new targets to develop safer antithrombotic therapie...

journal_title：Cardiovascular research

authors： Allende M,Molina E,Guruceaga E,Tamayo I,González-Porras JR,Gonzalez-López TJ,Toledo E,Rabal O,Ugarte A,Roldán V,Rivera J,Oyarzabal J,Montes R,Hermida J

更新日期：2016-06-01 00:00:00

abstract：:We studied the effects of intravenously administered autonomic agents, the calcium channel blocker diltiazem, and Class I and III anti-arrhythmic agents on a re-entry model for atrial tachycardia in seven conscious dogs. The model was created by a Y-shaped incision in the intercaval region and front free wall of the r...

journal_title：Cardiovascular research

authors： Wu KM,Hunter T,Proakis A

更新日期：1989-05-01 00:00:00

abstract：STUDY OBJECTIVE:The aim was to determine if the adaptational process of the cardiac calcium channel to pressure overload observed in rat heart also occurs in species characterised by a higher sensitivity to external calcium than in the rat. This adaptation occurs via a maintained density of dihydropyridine receptors an...

journal_title：Cardiovascular research

authors： Primot I,Mayoux E,Oliviero P,Charlemagne D

更新日期：1991-10-01 00:00:00

abstract：AIMS:Cardiac β-adrenergic receptors (β-AR) are key regulators of cardiac haemodynamics and size. The scaffolding protein A-kinase anchoring protein 79/150 (AKAP5) is a key regulator of myocardial signalling by β-ARs. We examined the function of AKAP5 in regulating cardiac haemodynamics and size, and the role of β-ARs a...

journal_title：Cardiovascular research

authors： Li X,Matta SM,Sullivan RD,Bahouth SW

更新日期：2014-11-01 00:00:00

abstract：:The signal transducer and activator of transcription 3 (STAT3) is fundamental for physiological homeostasis and stress-induced remodelling of the heart as deregulated STAT3 circuits are sufficient to induce dilated and peripartum cardiomyopathy and adverse remodelling after myocardial infarction. STAT3 activity depend...

journal_title：Cardiovascular research

authors： Haghikia A,Ricke-Hoch M,Stapel B,Gorst I,Hilfiker-Kleiner D

更新日期：2014-05-01 00:00:00

abstract：:Postextrasystolic potentiation was studied by means of a catheter-tip manometer in patients with and without cardiomyopathy. The results imply that the enhancement of the left ventricular contraction is increased in patients with cardiomyopathy. ...

journal_title：Cardiovascular research

authors： Kvasnicka J,Liander B,Broman H,Varnauskas E

更新日期：1975-05-01 00:00:00

abstract：OBJECTIVE:This study aimed to examine the effects of adenovirus-mediated expression of p35, a baculovirus gene, on apoptosis induced by hypoxia/reoxygenation (H/R) in cardiomyocytes. METHODS:Neonatal rat cardiomyocytes were infected with recombinant adenoviral vectors expressing p35 (Ad2/CMVp35) or no transgene (Ad2/C...

journal_title：Cardiovascular research

authors： Date T,Belanger AJ,Mochizuki S,Sullivan JA,Liu LX,Scaria A,Cheng SH,Gregory RJ,Jiang C

更新日期：2002-08-01 00:00:00

abstract：OBJECTIVE:We investigated the efficacy of nicaraven in reducing myocardial as well as coronary endothelial preservation-reperfusion (P/R) injury. METHODS:In experiment I, isolated rat hearts were mounted on a Langendorff (L) apparatus to estimate the baseline cardiac function. Group 1, 8- and 12-h storage in histidine...

journal_title：Cardiovascular research

authors： Alam MS,Ku K,Hashimoto M,Nosaka S,Saitoh Y,Yamauchi M,Masumura S,Nakayama K,Tamura K

更新日期：1997-03-01 00:00:00

abstract：OBJECTIVE:Cholinergic vasodilation has been thought to play little if any role in the regulation of blood pressure in humans. Autonomic denervation potentiates the vasoconstriction evoked by nitric oxide synthase inhibition in humans, but the mechanism is unclear. We hypothesized that this may be related to loss of neu...

journal_title：Cardiovascular research

authors： Lepori M,Sartori C,Duplain H,Nicod P,Scherrer U

更新日期：2001-09-01 00:00:00

abstract：AIMS:To define the molecular mechanisms of cardiotoxicity induced by Sunitinib and to identify the role of biological sex in modulating toxicity. METHODS AND RESULTS:Exposure of isolated cardiomyocytes to plasma-relevant concentrations of Sunitinib and other tyrosine kinase inhibitors produces a broad spectrum of abno...

journal_title：Cardiovascular research

authors： Harvey PA,Leinwand LA

更新日期：2015-07-01 00:00:00

abstract：STUDY OBJECTIVE:The aim was to evaluate the thrombolytic efficacy of recombinant double chain tissue plasminogen activator (Duteplase, t-PA) given as a single intravenous bolus versus an infusion in a canine model of coronary arterial occlusion/reperfusion. DESIGN:Coronary arterial thrombi were induced by a copper coi...

journal_title：Cardiovascular research

authors： Longridge DJ,Follenfant MJ,Ford AJ

更新日期：1991-03-01 00:00:00

abstract：:Inherited arrhythmias are disorders caused by one or more genetic mutations that increase the risk of arrhythmia, which result in life-long risk of sudden death. These mutations either primarily perturb electrophysiological homeostasis (e.g. long QT syndrome and catecholaminergic polymorphic ventricular tachycardia), ...

journal_title：Cardiovascular research

authors： Bezzerides VJ,Prondzynski M,Carrier L,Pu WT

更新日期：2020-07-15 00:00:00

abstract：OBJECTIVE:Important physiological and pathophysiological conditions are associated with changes in secretion and synthesis of atrial natriuretic factor (ANF) and brain natriuretic peptide (BNP). The aim of this study was to examine the effects of mechanical stretch and endothelin-1 on ANF and BNP secretion and gene exp...

journal_title：Cardiovascular research

authors： Bruneau BG,de Bold AJ

更新日期：1994-10-01 00:00:00

abstract：OBJECTIVES:Myostatin, a member of the transforming growth factor-beta (TGF-beta) family, plays a key role in skeletal muscle myogenesis by limiting hyperplastic and hypertrophic muscle growth. In cardiac muscle, myostatin has been shown to limit agonist-induced cardiac hypertrophic growth. However, its role in cardiac ...

journal_title：Cardiovascular research

authors： McKoy G,Bicknell KA,Patel K,Brooks G

更新日期：2007-05-01 00:00:00

abstract：OBJECTIVE:Stretch-activated cation channels (SAC) have been suggested to act as endothelial mechanosensors for hemodynamic forces. Ca(2+) influx through SAC could induce an intracellular Ca(2+) signal stimulating Ca(2+)-dependent synthesis of vasodilators like NO, prostacyclin, or EDHF. In the present study we tested w...

journal_title：Cardiovascular research

authors： Brakemeier S,Eichler I,Hopp H,Köhler R,Hoyer J

更新日期：2002-01-01 00:00:00

abstract：:Blood vessels are permanently exposed to stretch and shear stress due to blood pressure and blood flow. Significant variations in the mechanical environment, of physiological or pathophysiological nature, occur in vivo. These trigger acute changes in vessel diameter that tend to restore basal levels of tensile and she...

journal_title：Cardiovascular research

authors： Lehoux S

更新日期：2006-07-15 00:00:00

abstract：:The left ansa subclavia was stimulated at supramaximal intensity at a frequency of Hz in open-chest, anaesthetized dogs for periods of about 10 min. Arterial blood pressure, myocardial contractile force, and coronary sinus blood flow reached peak values after 1 or 2 min of stimulation, and then declined gradually thro...

journal_title：Cardiovascular research

authors： Levy MN,Blattberg B

更新日期：1976-09-01 00:00:00

abstract：:Ultrasound has become a useful high resolution imaging modality for examining the cardiac microcirculation. With the use of microbubbles as an ultrasound contrast agent, ultrasound can be utilized to image the microcirculation and detect capillary flow abnormalities in acute ischaemia. A wide range of ultrasound frequ...

journal_title：Cardiovascular research

authors： Porter TR

更新日期：2009-09-01 00:00:00

abstract：:Extracellular potassium activity before and after coronary occlusion was measured in the canine heart by means of potassium-selective surface electrodes. In the ischaemic myocardium potassium activity rapidly increased from a preocclusion value of 3.2 +/- 0.3 mmol.litre-1 to 10 +/- 0.6 mmol.litre-1 within the first 5 ...

journal_title：Cardiovascular research

authors： Wiegand V,Güggi M,Meesmann W,Kessler M,Greitschus F

更新日期：1979-05-01 00:00:00

abstract：:Segments of the canine ascending aorta, upper descending thoracic aorta, and middle descending thoracic aorta were instrumented with ultrasonic dimension gauges and a cathetertip manometer simultaneously to measure changes in segment diameter, length, and intravascular pressure. Volume distensibility (EV) was calculat...

journal_title：Cardiovascular research

authors： Gentile BJ,Gross DR,Chuong CJ,Hwang NH

更新日期：1988-06-01 00:00:00

abstract：OBJECTIVE:Preexposure of macrophages to oxidized low-density lipoprotein (oxLDL) attenuates formation of reactive oxygen species (ROS) upon stimulation with phorbol 12-myristate 13-acetate (PMA) or acute exposure to oxLDL. We examined whether attenuation of the oxidative burst is attributed to down-regulation of protei...

journal_title：Cardiovascular research

authors： Köhl R,Preiss S,von Knethen A,Brüne B

更新日期：2006-08-01 00:00:00

abstract：AIMS:In mammalian ventricles, electrical gradients establish electrical heterogeneities as essential tissue mechanisms to optimize mechanical efficiency and safeguard electrical stability. Electrical gradients shape mammalian electrocardiographic patterns; disturbance of electrical gradients is proarrhythmic. The zebra...

journal_title：Cardiovascular research

authors： Zhao Y,James NA,Beshay AR,Chang EE,Lin A,Bashar F,Wassily A,Nguyen B,Nguyen TP

更新日期：2020-07-31 00:00:00

abstract：:Mayer waves are oscillations of arterial pressure occurring spontaneously in conscious subjects at a frequency lower than respiration (approximately 0.1 Hz in humans). Mayer waves are tightly coupled with synchronous oscillations of efferent sympathetic nervous activity and are almost invariably enhanced during states...

journal_title：Cardiovascular research

authors： Julien C

更新日期：2006-04-01 00:00:00

abstract：OBJECTIVE:To determine the effect of Na(+)-H+ exchange blockade on ischemic rigor contracture and reperfusion-induced hypercontracture. METHODS:Thirty-six pigs were submitted to 55 min of coronary occlusion and 5 h reperfusion. Myocardial segment length analysis with ultrasonic microcrystals was used to detect ischemi...

journal_title：Cardiovascular research

authors： Garcia-Dorado D,González MA,Barrabés JA,Ruiz-Meana M,Solares J,Lidon RM,Blanco J,Puigfel Y,Piper HM,Soler-Soler J

更新日期：1997-07-01 00:00:00

abstract：:Segments of saphenous vein from patients undergoing coronary artery by-pass graft surgery were frozen in liquid nitrogen immediately on dissection (control), after stripping of the adventitia and side branch ligation (manipulation), after distention with blood (distention), or at completion of the last proximal anasto...

journal_title：Cardiovascular research

authors： Angelini GD,Breckenridge IM,Butchart EG,Armistead SH,Middleton KM,Henderson AH,Newby AC

更新日期：1985-06-01 00:00:00

abstract：AIMS:17β-Oestradiol (E2) and its receptors (ERα and ERβ) are important regulators of physiological and pathological processes in the cardiovascular system. ER act in concert with other regulatory factors mediating oestrogenic effects. However, the underlying mechanisms modulating ER transcriptional activity are not ful...

journal_title：Cardiovascular research

authors： Mahmoodzadeh S,Pham TH,Kuehne A,Fielitz B,Dworatzek E,Kararigas G,Petrov G,Davidson MM,Regitz-Zagrosek V

更新日期：2012-12-01 00:00:00

abstract：AIMS:Mobilization of stem cells/progenitors is regulated by the interaction between stromal cell-derived factor-1 (SDF-1) and its ligand, CXC chemokine receptor 4 (CXCR4). Statins have been suggested to ameliorate pulmonary arterial hypertension (PAH); however, the mechanisms involved, especially their effects on proge...

journal_title：Cardiovascular research

authors： Satoh K,Fukumoto Y,Nakano M,Sugimura K,Nawata J,Demachi J,Karibe A,Kagaya Y,Ishii N,Sugamura K,Shimokawa H

更新日期：2009-01-01 00:00:00

abstract：AIMS:Nonsense mutations in the SCN5A gene result in truncated, non-functional derivatives of the cardiac Na+ channel and thus cause arrhythmias. Studies of other genes suggest that pathogenic phenotypes of nonsense mutations may be alleviated by enhancing readthrough, which enables ribosomes to ignore premature termina...

journal_title：Cardiovascular research

authors： Teng S,Gao L,Paajanen V,Pu J,Fan Z

更新日期：2009-08-01 00:00:00