abstract：:Conventional antithrombotic treatments with antiplatelet, anticoagulant or fibrinolytic drugs are not uniformly successful and are associated with hemorrhagic side effects. Thus, new approaches to the prevention and treatment of arterial thrombosis are desirable. The gene transfer approach is particularly attractive b...

journal_title：Cardiovascular research

authors： Vassalli G,Dichek DA

更新日期：1997-09-01 00:00:00

abstract：OBJECTIVE:The development of collateral microvessels following therapeutic angiogenesis with vascular endothelial growth factor (VEGF) was investigated using a new system of microangiography that employs monochromatic synchrotron radiation (SR) and a high definition video system to visualize arteries with a spatial res...

journal_title：Cardiovascular research

authors： Takeshita S,Isshiki T,Mori H,Tanaka E,Tanaka A,Umetani K,Eto K,Miyazawa Y,Ochiai M,Sato T

更新日期：1997-09-01 00:00:00

abstract：:Primary cardiomyopathy is an important cause of mortality in children and adults. Apart from inherited disorders of myocardial contractile and structural proteins, several defects of energy metabolism may cause cardiomyopathy. Most of the energy required for myocardial contraction is derived from aerobic metabolism. F...

journal_title：Cardiovascular research

authors： Antozzi C,Zeviani M

更新日期：1997-08-01 00:00:00

abstract：OBJECTIVE:Exposure to anoxia has been reported to activate ATP-sensitive potassium (K+(ATP)) channels in isolated ventricular myocytes. We aimed to investigate the mechanisms underlying the anoxia-induced activation of K+(ATP) channels. METHODS:Guinea pig ventricular myocytes were isolated using collagenase digestion....

journal_title：Cardiovascular research

authors： Shigematsu S,Arita M

更新日期：1997-08-01 00:00:00

abstract：OBJECTIVE:This study tested the hypothesis that overproduction of endogenous nitric oxide (NO) during endotoxemia may modulate coronary autoregulation and myocardial reactive hyperemia. METHODS:Hearts of endotoxin-pretreated rats and controls were isolated and arranged for perfusion in a Langendorff preparation. Autor...

journal_title：Cardiovascular research

authors： Avontuur JA,Bruining HA,Ince C

更新日期：1997-08-01 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：OBJECTIVE:While natriuretic peptides can inhibit growth of vascular muscle cells (VSMC), controversy exists as to whether this effect is mediated via the guanylate cyclase-coupled receptors, NPR-A and NPR-B, or the clearance receptor, NPR-C. The original aim of this study was to examine the mechanism by which the NPR-C...

journal_title：Cardiovascular research

authors： Hutchinson HG,Trindade PT,Cunanan DB,Wu CF,Pratt RE

更新日期：1997-07-01 00:00:00

abstract：OBJECTIVE:Air bubbles entering the coronary artery may have harmful effects on cardiac function. From the physical point of view it is the relatively high surface tension of the blood-air interface which causes bubbles to trap in small vessels. The aim of the present study was to reduce depression of myocardial functio...

journal_title：Cardiovascular research

authors： van Blankenstein JH,Slager CJ,Soei LK,Boersma H,Stijnen T,Schuurbiers JC,Krams R,Lachmann B,Verdouw PD

更新日期：1997-06-01 00:00:00

abstract：OBJECTIVE:Impairment of endothelium-dependent relaxation is related to dyslipidemia and may be an early marker for atherosclerosis in angiographically smooth arteries. The aim of the present study was to relate preoperative serum lipids to endothelium-dependent relaxation in internal mammary arteries of patients underg...

journal_title：Cardiovascular research

authors： Voors AA,Oosterga M,Buikema H,May JF,Grandjean JG,van Buiten A,van Gilst WH

更新日期：1997-06-01 00:00:00

abstract：OBJECTIVE:To test the hypothesis that prolonged physical exercise induces long-lasting effects on blood pressure and heart rate we studied 17 endurance runners before and after the 1995 Sandia Wilderness Crossing Research Run (46 km of rocky trails, average altitude 2500 m). METHODS:We evaluated the response of the ca...

journal_title：Cardiovascular research

authors： Bernardi L,Passino C,Robergs R,Appenzeller O

更新日期：1997-05-01 00:00:00

abstract：OBJECTIVE:To study the intracellular pathways which mediate the inhibitory actions of adenosine on isoprenaline-stimulated calcium current (ICa) in atrioventricular (AV) nodal myocytes. METHODS:The whole-cell patch-clamp technique was used to record ICa from rabbit AV nodal cells, isolated by enzymatic and mechanical ...

journal_title：Cardiovascular research

authors： Martynyuk AE,Kane KA,Cobbe SM,Rankin AC

更新日期：1997-05-01 00:00:00

abstract：:Diabetes is one of the most prevalent chronic conditions that has a high association with death from cardiovascular disease(s). An impaired cardiac function independent of vascular disease suggests the existence of a primary myocardial defect in diabetes mellitus. We and others have documented that myocardial performa...

journal_title：Cardiovascular research

authors： Malhotra A,Sanghi V

更新日期：1997-04-01 00:00:00

abstract：:Controversy exists as to whether the diabetic heart is more or less sensitive to ischemic injury. Although a considerable number of experimental studies have directly determined the effects of ischemia on the diabetic heart, there is still no general agreement as to whether metabolic changes within the myocardium cont...

journal_title：Cardiovascular research

authors： Feuvray D,Lopaschuk GD

更新日期：1997-04-01 00:00:00

abstract：OBJECTIVE:Insulin seems to have vasodilator properties, but it is unclear if insulin in postprandial concentrations is a specific vasodilator of skeletal muscle resistance arterioles only or that various types of vessels are affected. The aim of the present study was to determine the direct effects and the time course ...

journal_title：Cardiovascular research

authors： de Haan CH,van Dielen FM,Houben AJ,de Leeuw PW,Huvers FC,De Mey JG,Wolffenbuttel BH,Schaper NC

更新日期：1997-04-01 00:00:00

abstract：OBJECTIVES:Plasma endothelin (ET) concentrations are increased in heart failure. The aims of the present study were to investigate to what extent cardiac ET mRNA expression is induced in ischemic heart failure and whether there may be compensatory downregulation of myocardial mRNA levels for the ETA and ETB receptor su...

journal_title：Cardiovascular research

authors： Tønnessen T,Christensen G,Oie E,Holt E,Kjekshus H,Smiseth OA,Sejersted OM,Attramadal H

更新日期：1997-03-01 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：OBJECTIVES:Injury stimulates smooth muscle cell (SMC) migration and proliferation by mechanisms that are incompletely understood. Surgical preparative injury is an important determinant of neointimal thickening in human saphenous vein bypass grafts. We investigate here whether basement-membrane-degrading metalloprotein...

journal_title：Cardiovascular research

authors： George SJ,Zaltsman AB,Newby AC

更新日期：1997-02-01 00:00:00

abstract：OBJECTIVES:Coronary collateral flow often mitigates the effects of coronary artery obstruction and has a significant impact on the prognosis of patients with coronary artery disease. In the presence of variable degrees of coronary collateral flow, digital radiographic assessment of myocardial blood flow has not been qu...

journal_title：Cardiovascular research

authors： Murata K,Bhargava V,Ricou F,Ono S,Kambayashi M,Oh BH,Peterson KL

更新日期：1997-02-01 00:00:00

abstract：OBJECTIVE:Angiotensin II (ANG II) has recently been reported to increase inotropy in adult rabbit myocytes by a mechanism of alkalinization and consequent increased myofilament sensitivity to calcium. Accordingly, we tested the hypothesis that ANG II would have a greater inotropic effect during ischemic conditions than...

journal_title：Cardiovascular research

authors： Libonati JR,Eberli FR,Sesselberg HW,Apstein CS

更新日期：1997-01-01 00:00:00

abstract：OBJECTIVES:We performed the following study to define the effects of acute cardiac lymphatic obstruction on left ventricular (LV) systolic and diastolic function. METHODS:Cardiac lymphatic obstruction was created in 8 pentobarbital-anesthetized dogs by identifying (Evans blue) and ligating the right and left epicardia...

journal_title：Cardiovascular research

authors： Ludwig LL,Schertel ER,Pratt JW,McClure DE,Ying AJ,Heck CF,Myerowitz PD

更新日期：1997-01-01 00:00:00

abstract：OBJECTIVES:To investigate the role of ventricular and atrial beta-adrenoceptor activation by isoprenaline in the genesis of rhythm disorders and risk of fibrillation in the healthy or ischaemic heart. METHODS:The study was performed in anaesthetized, open-chest pigs. Electrical fibrillation threshold (EFT) of the vent...

journal_title：Cardiovascular research

authors： Bui-Xuan B,Aupetit JF,Freysz M,Loufoua J,Faucon G,Timour Q

更新日期：1996-12-01 00:00:00

abstract：:Although it is generally believed that the beneficial effect of loop diuretics is the result of a rapid increase in diuresis, substantial evidence, from a large number of in vitro and in vivo experiments, has accumulated showing that administration of furosemide causes direct vascular effects, which probably contribut...

journal_title：Cardiovascular research

authors： Dormans TP,Pickkers P,Russel FG,Smits P

更新日期：1996-12-01 00:00:00

abstract：OBJECTIVE:The aim of this study was to examine the effect of ischaemia on vascular responses to endothelium-dependent and endothelium-independent vasodilators and on vasoconstrictor responses. Furthermore, the ability of preconditioning to prevent ischaemia-induced changes in vascular reactivity was examined in the rat...

journal_title：Cardiovascular research

authors： Loke KE,Woodman OL

更新日期：1996-12-01 00:00:00

abstract：OBJECTIVES:Gap junctions have been demonstrated ultrastructurally in cardiac regions where connexin40 (Cx40) and connexin43 (Cx43) protein could not be detected immunohistochemically. We investigated therefore the distribution of their mRNAs with more sensitive techniques. METHODS:In situ hybridizations with Cx40 and ...

journal_title：Cardiovascular research

authors： Van Kempen MJ,Vermeulen JL,Moorman AF,Gros D,Paul DL,Lamers WH

更新日期：1996-11-01 00:00:00

abstract：OBJECTIVES:Cardiovascular disease is rare in premenopausal women, but increases after the menopause when hormone replacement therapy reduces coronary events. Vascular smooth muscle cell (SMC) proliferation and migration occur in atherosclerosis, restenosis and venous graft disease. We studied the effects of 17 beta-est...

journal_title：Cardiovascular research

authors： Dai-Do D,Espinosa E,Liu G,Rabelink TJ,Julmy F,Yang Z,Mahler F,Lüscher TF

更新日期：1996-11-01 00:00:00

abstract：:Eicosanoids are important mediators of both physiological and pathophysiological responses of the microcirculation. These biologically active lipid mediators can be produced locally by the cellular elements within the microvasculature (endothelium, pericytes, smooth muscle cells) as well as interstitial cells (e.g. fi...

journal_title：Cardiovascular research

authors： Gerritsen ME

更新日期：1996-10-01 00:00:00

abstract：OBJECTIVES:Collagen synthesis is one of the major mechanisms of primary atherosclerotic plaque growth and is likely to be similarly important in restenosis. The patterns of collagen gene expression in human restenosis and associations with thrombosis/hemorrhage have not been described. METHODS:Using human coronary art...

journal_title：Cardiovascular research

authors： Rekhter MD,O'Brien E,Shah N,Schwartz SM,Simpson JB,Gordon D

更新日期：1996-09-01 00:00:00

abstract：OBJECTIVES:Myocardial ischemia results in an early phase of arrhythmias that primarily involves reentrant mechanisms. However, the trigger that initiates reentry remains unknown. We studied the initiation of reentry attending the development of electrical heterogeneity during simulated ischemia in isolated canine right...

journal_title：Cardiovascular research

authors： Lukas A,Antzelevitch C

更新日期：1996-09-01 00:00:00

abstract：OBJECTIVE:Determine if ischemic tolerance is reduced in the setting of experimental heart failure (HF). METHODS:Dogs were paced for 3 weeks at 240 BPM to induce heart failure which was confirmed with hemodynamic and echocardiographic measurements. The pacemaker was turned off 30 min prior to the ischemia study. Normal...

journal_title：Cardiovascular research

authors： Hoskins DE,Ignasiak DP,Saganek LJ,Gallagher KP,Peterson JT

更新日期：1996-08-01 00:00:00

abstract：OBJECTIVE:Adenosine inhibits neutrophil adhesion and injury to isolated cardiac myocytes. In the present study, the contribution of selectin and CD18 interactions to neutrophil-myocyte adhesion and their sensitivity to adenosine were assessed. METHODS:Activated human neutrophils and canine myocytes were incubated with...

journal_title：Cardiovascular research

authors： Bullough DA,Magill MJ,Mullane KM,Firestein GS

更新日期：1996-08-01 00:00:00

abstract：OBJECTIVE:The adhesive interaction of monocytes and endothelial cells has been implicated as a regulatory signal in the cell activation that is involved in the pathogenesis of atherosclerosis. We investigated the effect of monocyte-endothelial cell interaction on the expression of adhesion molecules, intercellular adhe...

journal_title：Cardiovascular research

authors： Takahashi M,Ikeda U,Masuyama J,Kitagawa S,Kasahara T,Shimpo M,Kano S,Shimada K

更新日期：1996-08-01 00:00:00

abstract：:The purpose of this review is to give an integrative view of the effect of stretch on the myocardium from ventricular function changes to cellular and molecular mechanisms. The general approach will be to discuss the cellular and molecular events which can explain the findings obtained in the whole ventricle. Followin...

journal_title：Cardiovascular research

authors： Crozatier B

更新日期：1996-07-01 00:00:00

abstract：OBJECTIVES:Prior studies have shown that the performance of the left ventricle on any one beat is influenced by the mechanical events of the previous beat, a phenomenon called "previous-beat contraction history". This previous-beat contraction history, which appears to be an interplay between the mechanical events of o...

journal_title：Cardiovascular research

authors： Slinker BK,Tobias AH

更新日期：1996-07-01 00:00:00

abstract：OBJECTIVE:To investigate the effect of the ATP-sensitive potassium (KATP) channel inhibitor sodium 5-hydroxydecanoate (5-HD) on the reduction in myocardial infarct size afforded by ischaemic preconditioning in the sodium pentobarbitone rabbit. METHODS:New Zealand white rabbits were anaesthetised with sodium pentobarbi...

journal_title：Cardiovascular research

authors： Hide EJ,Thiemermann C

更新日期：1996-06-01 00:00:00

abstract：OBJECTIVES:The concept of lethal reperfusion injury in ischemic myocardium has been the subject of controversy. Adenosine administered during reperfusion has been reported to limit lethal reperfusion injury in several studies. On the contrary, it has been reported that cardioprotection may not be achieved with adenosin...

journal_title：Cardiovascular research

authors： Vander Heide RS,Reimer KA

更新日期：1996-05-01 00:00:00

abstract：OBJECTIVES:5-Hydroxytryptamine (5-HT) has a wide range of vascular effects mediated via specific receptors and it has been suggested to be a mediator in ischemic heart disease. The aim of the present study was to localise the 5-HT receptors within the vessel wall. METHODS:Epicardial coronary arteries obtained from pat...

journal_title：Cardiovascular research

authors： Dahm PL,Bodelsson M,Törnebrandt K,Muddle JR,Sykes RM,Yacoub M,Dashwood MR

更新日期：1996-05-01 00:00:00

abstract：OBJECTIVE:Inflammatory cells invade the fibrotic myocardium of spontaneously hypertensive rats at the same sites as where fibroblasts are produced. The role of these inflammatory cells in myocardial fibrogenesis was studied in the present work. METHODS:The production and distribution of proteins that may be implicated...

journal_title：Cardiovascular research

authors： Nicoletti A,Mandet C,Challah M,Bariéty J,Michel JB

更新日期：1996-04-01 00:00:00

abstract：OBJECTIVE:The aim of the presented method was the characterization of different complex heart rate dynamics in conscious rabbits as well as during general anaesthesia and vagal blockade. This was done by non-linear prediction of original measured and special surrogate data in the phase space. METHOD:The development of...

journal_title：Cardiovascular research

authors： Hoyer D,Schmidt K,Zwiener U,Bauer R

更新日期：1996-03-01 00:00:00

abstract：OBJECTIVE:The purpose was to investigate the influence of the 38-amino-acid neuropeptide, pituitary adenylate cyclase activating polypeptide (PACAP38), on contractile function and coronary vascular tone in neonatal hearts. METHODS:Isolated, paced (150 bpm), isovolumically-beating, piglet hearts (n = 19) underwent retr...

journal_title：Cardiovascular research

authors： Ascuitto RJ,Ross-Ascuitto NT,Waddell AE,Kadowitz PJ

更新日期：1996-02-01 00:00:00

abstract：OBJECTIVES:Recombinant retroviral vectors have been shown to be useful tools for marking cells so as to follow their fates during development. The aim of this study was to determine the utility and advantages of an adenoviral vector as a tool to study the heart as it develops from a simple tube into a complex four-cham...

journal_title：Cardiovascular research

authors： Fisher SA,Watanabe M

更新日期：1996-02-01 00:00:00