abstract：OBJECTIVES:Thrombin induces endothelial barrier failure by activating the contractile machinery of endothelial cells. Contractile activation is due to an increase in myosin light chain (MLC) phosphorylation. Here, it was investigated whether stimulation of endothelial cells with ATP can interrupt this thrombin-induced ...

journal_title：Cardiovascular research

authors： Gündüz D,Hirche F,Härtel FV,Rodewald CW,Schäfer M,Pfitzer G,Piper HM,Noll T

更新日期：2003-08-01 00:00:00

abstract：:Ischemic preconditioning is a powerful biologic phenomenon that activates innate cell survival programs to protect the heart from ischemic injury. The preponderance of research into classical ischemic preconditioning has focused on signaling pathways orchestrating cardioprotection. Conceptually classified into trigger...

journal_title：Cardiovascular research

authors： Minners J,McLeod CJ,Sack MN

更新日期：2003-07-01 00:00:00

abstract：OBJECTIVE:Inducible costimulator (ICOS) is a member of the CD28 family. Although inflammation is an essential pathological feature of myocarditis, the role of ICOS in myocarditis remains unclear. METHODS AND RESULTS:Lewis rats were immunized on day 0 with purified porcine cardiac myosin to establish experimental autoi...

journal_title：Cardiovascular research

authors： Futamatsu H,Suzuki J,Kosuge H,Yokoseki O,Kamada M,Ito H,Inobe M,Isobe M,Uede T

更新日期：2003-07-01 00:00:00

abstract：OBJECTIVE:Apolipoprotein E-deficient mice (apoE(-/-)) on a regular diet become hypercholesterolemic and develop atherosclerosis, but endothelium-dependent relaxation remains undisturbed for up to 6 months. We investigated whether vasomotor dysfunction develops in aged apoE(-/-), whether the defect was systemic (hyperch...

journal_title：Cardiovascular research

authors： Crauwels HM,Van Hove CE,Holvoet P,Herman AG,Bult H

更新日期：2003-07-01 00:00:00

abstract：OBJECTIVE:The purpose of this study was to determine whether exercise training could precondition the myocardium against hydrogen peroxide (H(2)O(2))-induced damage. METHODS:Male Fischer 344 rats ran on a treadmill for 9 weeks (60 min/day, 22 m/min, 6 degrees grade, 5 days/week). Isolated perfused working hearts from ...

journal_title：Cardiovascular research

authors： Taylor RP,Ciccolo JT,Starnes JW

更新日期：2003-06-01 00:00:00

abstract：OBJECTIVE:We investigated the influence of experimental hyperlipidemia on the formation of cardiac NO, superoxide, and peroxynitrite (ONOO(-)) in rat hearts. METHODS:Wistar rats were fed 2% cholesterol-enriched diet or normal diet for 8 weeks. Separate groups of normal and hyperlipidemic rats were injected twice intra...

journal_title：Cardiovascular research

authors： Onody A,Csonka C,Giricz Z,Ferdinandy P

更新日期：2003-06-01 00:00:00

abstract：OBJECTIVE:The potential use of bone marrow stromal cells (MSCs) as a cellular therapy for chronic cardiac diseases relies on the ability of the cell to replicate extensively in vitro and to give rise to myogenic cells that can replace the damaged cardiomyocytes. For this reason the present study investigated the replic...

journal_title：Cardiovascular research

authors： Liu Y,Song J,Liu W,Wan Y,Chen X,Hu C

更新日期：2003-05-01 00:00:00

abstract：OBJECTIVE:After-depolarization associated arrhythmias are frequently observed in heart failure and associated with spontaneous calcium release from sarcoplasmic reticulum (SR), calcium after-transients. We hypothesize that disturbed SR calcium handling underlies calcium after-transients in heart failure (HF). METHODS:...

journal_title：Cardiovascular research

authors： Baartscheer A,Schumacher CA,Belterman CN,Coronel R,Fiolet JW

更新日期：2003-04-01 00:00:00

abstract：BACKGROUND:Plasma low density lipoproteins (LDL) play a key role in the pathogenesis of atherosclerosis. LDL modify gene expression in vascular cells leading to disturbances in the functional state of the vessel wall. METHODS:Expression levels of C-4 sterol methyl oxidase gene (ERG25), sterol regulatory element bindin...

journal_title：Cardiovascular research

authors： Rodriguez C,Raposo B,Martínez-González J,Llorente-Cortés V,Vilahur G,Badimon L

更新日期：2003-04-01 00:00:00

abstract：OBJECTIVE:The primary aim of this study was to investigate whether activation of Na influx via voltage-gated Na channels can elevate sub-sarcolemmal ('fuzzy-space') [Na] and transiently activate Na/K pump current (I(p)). METHODS AND RESULTS:Initially, Na/K pump activity was characterised in whole-cell voltage-clamped ...

journal_title：Cardiovascular research

authors： Silverman Bd,Warley A,Miller JI,James AF,Shattock MJ

更新日期：2003-03-15 00:00:00

abstract：OBJECTIVE AND METHODS:In this study, we investigated whether Ca(2+) transients are altered in Purkinje cell aggregates dispersed from the subendocardium overlying the infarcted zone of the left ventricle (IZPCs) 48 h after coronary artery occlusion. To do so, we combined epifluorescent imaging with microelectrode recor...

journal_title：Cardiovascular research

authors： Boyden PA,Barbhaiya C,Lee T,ter Keurs HE

更新日期：2003-03-01 00:00:00

abstract：OBJECTIVE:The aim of this study was to determine whether chronic beta-adrenergic receptor (beta-AR) stimulation induces proliferation of human cardiac fibroblasts and to investigate the mechanism(s) involved. METHODS AND RESULTS:In vitro cultures of human cardiac fibroblasts were established from biopsies of right atr...

journal_title：Cardiovascular research

authors： Turner NA,Porter KE,Smith WH,White HL,Ball SG,Balmforth AJ

更新日期：2003-03-01 00:00:00

abstract：OBJECTIVE:Norepinephrine (NE) induced hypertrophy and remodelling of the extracellular matrix (ECM) in the left ventricle (LV) of the rat heart with resulting fibrosis. However, there was no increased collagen deposition in the right ventricle (RV). To test the hypothesis that lack of RV fibrosis is the result of eleva...

journal_title：Cardiovascular research

authors： Briest W,Hölzl A,Rassler B,Deten A,Baba HA,Zimmer HG

更新日期：2003-02-01 00:00:00

abstract：BACKGROUND:We, and others, have previously reported a strong correlation between increased inter-ventricular dispersion of repolarization and the occurrence of fatal arrhythmia in animal models of CHF. The existence of this and other such distinct electrophysiologic phenotypes in right (RV) vs. left ventricles (LV) cou...

journal_title：Cardiovascular research

authors： Chugh SS,Whitesel S,Turner M,Roberts CT Jr,Nagalla SR

更新日期：2003-02-01 00:00:00

abstract：OBJECTIVE:Matrix metalloproteinases (MMPs) cause extracellular matrix degradation and may be involved in the rupture of atherosclerotic plaques by degrading fibrous cap, resulting in the intravascular thrombus formation. Here we examined whether local overexpression of MMP-9 alters the characteristics of arteriosclerot...

journal_title：Cardiovascular research

authors： Morishige K,Shimokawa H,Matsumoto Y,Eto Y,Uwatoku T,Abe K,Sueishi K,Takeshita A

更新日期：2003-02-01 00:00:00

abstract：:The cardiac SR Ca(2+)-ATPase (SERCA2a) regulates intracellular Ca(2+)-handling and thus, plays a crucial role in initiating cardiac contraction and relaxation. SERCA2a may be modulated through its accessory phosphoprotein phospholamban or by direct phosphorylation through Ca(2+)/calmodulin dependent protein kinase II ...

journal_title：Cardiovascular research

authors： Frank KF,Bölck B,Erdmann E,Schwinger RH

更新日期：2003-01-01 00:00:00

abstract：AIM:To assess whether endothelin-1 (ET-1) induces the in vivo expression of inflammatory-related proteins, namely cyclooxygenase-2 (COX-2) and tissue factor, in the myocardium and circulating leukocytes of guinea-pigs. The involvement of platelets was also analyzed. METHODS:ET-1 (0.013 microg/min) was infused to male ...

journal_title：Cardiovascular research

authors： Molero L,Farré J,García-Mendez A,Jiménez Mateos-Caceres P,Carrasco Martín C,Millás I,Navarro F,Córdoba M,Casado S,López-Farré A

更新日期：2003-01-01 00:00:00

abstract：OBJECTIVES:Responses to EDHF are usually characterised in the presence of nitric oxide synthase (NOS) and cyclooxygenase (COX) inhibitors. The contribution of NO to endothelium-dependent relaxation in the presence of NOS inhibitors was assessed using NO scavengers with the objective of testing (i) whether any residual ...

journal_title：Cardiovascular research

authors： Chauhan S,Rahman A,Nilsson H,Clapp L,MacAllister R,Ahluwalia A

更新日期：2003-01-01 00:00:00

abstract：OBJECTIVES:I(Ks), the slow component of the delayed rectifier potassium current, underlies a strong beta-adrenergic regulation in the heart. Catecholamines, like isoproterenol, induce a strong increase in I(Ks). Recent work has pointed to an opposing biological effect of beta(1)- and beta(3)-adrenoceptors in the heart....

journal_title：Cardiovascular research

authors： Bosch RF,Schneck AC,Kiehn J,Zhang W,Hambrock A,Eigenberger BW,Rüb N,Gogel J,Mewis C,Seipel L,Kühlkamp V

更新日期：2002-12-01 00:00:00

abstract：OBJECTIVE:We have previously shown that cardiac-directed expression of adenylycyclase type VI (AC(VI)) increases heart function in transgenic mice, and improves heart function and survival in murine cardiomyopathy. However, a potential problem of crossbreeding paradigms that use lines with two constitutively active tra...

journal_title：Cardiovascular research

authors： Gao MH,Bayat H,Roth DM,Yao Zhou J,Drumm J,Burhan J,Hammond HK

更新日期：2002-11-01 00:00:00

abstract：OBJECTIVE:Lower limb perfusion following arterial occlusion depends on the recruitment of collateral vessels. Blood flow through these collateral vessels may be jeopardized by hypersensitivity to vasoconstriction by serotonin (5-HT), as has been reported during hyperlipidemia and diabetes. Therefore the aim of this stu...

journal_title：Cardiovascular research

authors： Janiak P,Lainée P,Grataloup Y,Luyt CE,Bidouard JP,Michel JB,O'Connor SE,Herbert JM

更新日期：2002-11-01 00:00:00

abstract：OBJECTIVE:Co-expression of the KvLQT1 and minK potassium channel subunits is required to recapitulate I(Ks), the slow component of the cardiac delayed rectifier current, and mutations in either gene cause the congenital Long QT syndrome. It is becoming increasingly well-recognized that multiprotein channel complexes co...

journal_title：Cardiovascular research

authors： Kupershmidt S,Yang IC,Sutherland M,Wells KS,Yang T,Yang P,Balser JR,Roden DM

更新日期：2002-10-01 00:00:00

abstract：:Congestive heart failure may be deemed the epidemic of cardiology in the 21st century in the industrialized part of the world. Although new therapies improving morbidity and mortality from chronic heart failure have emerged it is likely that there is a growing role for digoxin. Thus, digoxin treatment is known to cont...

journal_title：Cardiovascular research

authors： Kjeldsen K,Nørgaard A,Gheorghiade M

更新日期：2002-09-01 00:00:00

abstract：OBJECTIVE:The objective of this study was to explore the relationship between low density lipoprotein (LDL) and dendritic cell (DC) activation, based upon the hypothesis that reactive oxygen species (ROS)-mediated modification of proteins that may be present in local DC microenvironments could be important as mediators...

journal_title：Cardiovascular research

authors： Alderman CJ,Bunyard PR,Chain BM,Foreman JC,Leake DS,Katz DR

更新日期：2002-09-01 00:00:00

abstract：:The role of the mitochondrial ATP-sensitive potassium channel (mK(ATP)) in ischemic preconditioning and cardioprotection is reviewed. A great deal of accumulated evidence implicatese opening of this channel as an important step in the anti-infarct effect of ischemic preconditioning. Recent studies, however, reveal tha...

journal_title：Cardiovascular research

authors： Oldenburg O,Cohen MV,Yellon DM,Downey JM

更新日期：2002-08-15 00:00:00

abstract：OBJECTIVE:We propose that ischemic preconditioning (IPC) and mitochondrial K(ATP) channel activation protect the myocardium by inhibiting mitochondrial permeability transition pore (MPTP) opening at reperfusion. METHODS:Isolated rat hearts were subjected to 35 min ischemia/120 min reperfusion and assigned to the follo...

journal_title：Cardiovascular research

authors： Hausenloy DJ,Maddock HL,Baxter GF,Yellon DM

更新日期：2002-08-15 00:00:00

abstract：OBJECTIVE:In pigs, the infarct size (IS) reduction achieved by a strong preconditioning stimulus (IPs) of 10 min ischemia and 15 min reperfusion is greater than that by a weaker preconditioning stimulus (IPw) of 3 min ischemia and 15 min reperfusion. The cardioprotection achieved by IPw is completely abolished by block...

journal_title：Cardiovascular research

authors： Gres P,Schulz R,Jansen J,Umschlag C,Heusch G

更新日期：2002-08-15 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:Oxidized low-density lipoproteins (ox-LDL) or their components suppress macrophage inflammatory response by down-regulating cytokine synthesis, nitric oxide synthase and inducible cyclooxygenase (Cox-2). This event is crucial for the pathophysiological process leading to the formation of atherosclerotic plaqu...

journal_title：Cardiovascular research

authors： Eligini S,Brambilla M,Banfi C,Camera M,Sironi L,Barbieri SS,Auwerx J,Tremoli E,Colli S

更新日期：2002-08-01 00:00:00

abstract：OBJECTIVES:Diastolic dysfunction that determines symptoms and prognosis in patients with systolic dysfunction causes heart failure even in the absence of systolic dysfunction. Our recent studies have suggested that myocardial stiffening is likely to play a crucial role in triggering deleterious cardiac disorder. This s...

journal_title：Cardiovascular research

authors： Yamamoto K,Masuyama T,Sakata Y,Nishikawa N,Mano T,Yoshida J,Miwa T,Sugawara M,Yamaguchi Y,Ookawara T,Suzuki K,Hori M

更新日期：2002-07-01 00:00:00

abstract：OBJECTIVE:The regulation of pulmonary prostacyclin synthesis is not completely understood. We tested the hypothesis that prostacyclin production is predominantly stimulated by hemodynamic factors, such as increased shear-stress, and is thus increased in rats with chronic hypoxic pulmonary hypertension. METHODS:To this...

journal_title：Cardiovascular research

authors： Blumberg FC,Lorenz C,Wolf K,Sandner P,Riegger GA,Pfeifer M

更新日期：2002-07-01 00:00:00

abstract：OBJECTIVE:Matrix metalloproteinase-9 (MMP-9) activity is up regulated in the heart subjected to ischemic insult. Whether increased MMP-9 activity contributes to acute myocardial injury after ischemia-reperfusion remains unknown. To investigate the role of MMP-9 in myocardial infarction, we utilized a MMP-9 knockout mou...

journal_title：Cardiovascular research

authors： Romanic AM,Harrison SM,Bao W,Burns-Kurtis CL,Pickering S,Gu J,Grau E,Mao J,Sathe GM,Ohlstein EH,Yue TL

更新日期：2002-06-01 00:00:00

abstract：OBJECTIVE:Neointimal hyperplasia is a central feature in the pathogenesis of a variety of vascular pathologies. Mitogen-activated protein kinases (MAPK) are involved in the downstream transduction of signals from receptors for many of the molecules known to be instrumental in this process and thus represent a potential...

journal_title：Cardiovascular research

authors： Liu B,Fisher M,Groves P

更新日期：2002-06-01 00:00:00

abstract：:Cell communication, an essential component of integrated physiological function in multicellular organisms, is mediated largely through informational molecules, such as hormones and neurotransmitters. After binding to specific receptors, these first messengers activate intracellular signaling cascades and, thereby, tr...

journal_title：Cardiovascular research

authors： Goette A,Lendeckel U,Klein HU

更新日期：2002-05-01 00:00:00

abstract：:Atrial fibrillation (AF) is a very common clinical problem, and presently available treatment options are suboptimal. A tremendous amount has been learned over the past 10 years about the atrial substrates that support sustained AF at the tissue, ionic and molecular levels. This understanding of the fundamental mechan...

journal_title：Cardiovascular research

authors： Nattel S

更新日期：2002-05-01 00:00:00

abstract：OBJECTIVE:Atrial remodeling contributes to the maintenance of atrial fibrillation (AF) in several cardiac disorders. There is evidence that angiotensin-converting enzyme (ACE) inhibitors reduce the prevalence of AF in patients with congestive heart failure (CHF). There have been no studies performed to assess the effec...

journal_title：Cardiovascular research

authors： Shi Y,Li D,Tardif JC,Nattel S

更新日期：2002-05-01 00:00:00

abstract：OBJECTIVES:Action potential prolongation related to the alteration of several membrane currents is constantly reported in heart failure (HF) but reports about its role in arrhythmogenesis are sparse. Our aim was to determine, by analogy with long QT syndromes, whether prolonged repolarization is associated with increas...

journal_title：Cardiovascular research

authors： Lacroix D,Gluais P,Marquié C,D'Hoinne C,Adamantidis M,Bastide M

更新日期：2002-04-01 00:00:00

abstract：OBJECTIVE:In several cell types, proteasome inhibitors like carbobenzoxyl-leucinyl-leucinyl-leucinal (MG132) induce the 72 kDa heat shock protein (Hsp72) and exert cell protective effects. However, data in cardiomyocytes are currently lacking. METHODS AND RESULTS:We investigated the effects of MG132 in cultured neonat...

journal_title：Cardiovascular research

authors： Lüss H,Schmitz W,Neumann J

更新日期：2002-04-01 00:00:00

abstract：:Increased Na/Ca exchange (NCX) expression may be part of the genetic reprogramming in cardiac remodeling. In this review we address the following questions: (1) Is increased NCX activity a general feature of cardiac remodeling in hypertrophy and heart failure? (2) How does this contribute to the contractile and electr...

journal_title：Cardiovascular research

authors： Sipido KR,Volders PG,Vos MA,Verdonck F

更新日期：2002-03-01 00:00:00

abstract：OBJECTIVES:To determine whether the cytokine cardiotrophin-1 (CT-1) can protect the adult heart against ischaemia/reperfusion when added either prior to ischaemia or at reperfusion. BACKGROUND:CT-1 has previously been shown to protect cultured embryonic or neonatal cardiocytes from cell death. To assess the therapeuti...

journal_title：Cardiovascular research

authors： Liao Z,Brar BK,Cai Q,Stephanou A,O'Leary RM,Pennica D,Yellon DM,Latchman DS

更新日期：2002-03-01 00:00:00