Platelet-derived nitric oxide signaling and regulation.

abstract：RATIONALE:Kawasaki disease (KD), an acute febrile vasculitis, is the most common cause of acquired heart disease in childhood; however, diagnosing KD can be difficult. OBJECTIVE:To identify unique proteomic biomarkers that can be used to facilitate earlier diagnosis of KD. METHODS AND RESULTS:We enrolled 214 children...

journal_title：Circulation research

authors： Ko TM,Kuo HC,Chang JS,Chen SP,Liu YM,Chen HW,Tsai FJ,Lee YC,Chen CH,Wu JY,Chen YT

更新日期：2015-02-27 00:00:00

abstract：:A rapidly emerging body of literature implicates a pivotal role for the Ca2+-calmodulin-dependent phosphatase calcineurin as a cellular target for a variety of Ca2+-dependent signaling pathways culminating in left ventricular hypertrophy (LVH). Most of the recent experimental support for this hypothesis is derived fro...

journal_title：Circulation research

authors： Zhang W,Kowal RC,Rusnak F,Sikkink RA,Olson EN,Victor RG

更新日期：1999-04-02 00:00:00

abstract：:Mononuclear phagocytes (MPs) relevant to atherosclerosis include monocytes, macrophages, and dendritic cells. A decade ago, studies on macrophage behavior in atherosclerotic lesions were often limited to quantification of total macrophage area in cross-sections of plaques. Although technological advances are still nee...

journal_title：Circulation research

authors： Randolph GJ

更新日期：2014-05-23 00:00:00

abstract：:Loss-of-function mutations in the human ERG1 potassium channel (hERG1) frequently underlie the long QT2 (LQT2) syndrome. The role of the ERG potassium channel in cardiac development was elaborated in an in vivo model of a homozygous, loss-of-function LQT2 syndrome mutation. The hERG N629D mutation was introduced into ...

journal_title：Circulation research

authors： Teng GQ,Zhao X,Lees-Miller JP,Quinn FR,Li P,Rancourt DE,London B,Cross JC,Duff HJ

更新日期：2008-12-05 00:00:00

abstract：:Interaction of carotid sinus and aortic arch reflex control of total peripheral resistance was studied in eight dogs anesthetized with sodium pentobarbital and placed on constant flow cardiac bypass. Carotid sinus and aortic arch baroreceptor areas were isolated and separately perfused at controlled pressures. Combina...

journal_title：Circulation research

authors： Brunner MJ,Greene AS,Kallman CH,Shoukas AA

更新日期：1984-12-01 00:00:00

abstract：:This study was performed to examine, first, the protective effects and responses of collateral vessels of the hind limb in normal and atherosclerotic monkeys and, second, the effects of chronic arterial occlusion on the development of atherosclerosis. The iliac artery was ligated on one side in cynomolgus monkeys. Six...

journal_title：Circulation research

authors： Lopez JA,Armstrong ML,Harrison DG,Piegors DJ,Heistad DD

更新日期：1988-12-01 00:00:00

abstract：:C-reactive protein (CRP), a characteristic inflammatory marker, is a powerful predictor of cardiovascular events. Recent data suggest that CRP may also promote atherogenesis through inducing endothelial dysfunction. Lectin-like oxidized low-density lipoprotein (oxLDL) receptor-1 (LOX-1) is a newly identified endotheli...

journal_title：Circulation research

authors： Li L,Roumeliotis N,Sawamura T,Renier G

更新日期：2004-10-29 00:00:00

abstract：:Cation channels activated by Ca(2+) store depletion have been proposed to mediate Ca(2+) influx in vascular smooth muscle cells. The aim of this study was to determine if store-operated channels have a functional role in pulmonary artery smooth muscle cells (PASMCs). In intact rat pulmonary artery rings, cyclopiazonic...

journal_title：Circulation research

authors： Ng LC,Gurney AM

更新日期：2001-11-09 00:00:00

abstract：:Vascular remodeling, rather than vasoconstriction, is believed to account for high vascular resistance in severe pulmonary arterial hypertension (PAH). We have found previously that acute Rho kinase inhibition nearly normalizes PAH in chronically hypoxic rats that have no occlusive neointimal lesions. Here we examined...

journal_title：Circulation research

authors： Oka M,Homma N,Taraseviciene-Stewart L,Morris KG,Kraskauskas D,Burns N,Voelkel NF,McMurtry IF

更新日期：2007-03-30 00:00:00

abstract：:Deepak Srivastava’s group at the Gladstone Institute of Cardiovascular Disease, University of California San Francisco, reported in the August 6 issue of the journal Cell that to make heart muscle cells, all you need are three factors and some fibroblasts. But is it really that easy? ...

journal_title：Circulation research

authors： Williams R

更新日期：2010-10-29 00:00:00

abstract：:Cardiac alpha-adrenergic receptors mediate cellular responses to norepinephrine through an undefined series of molecular events. We examined the possibility that phosphoinositide hydrolysis was stimulated through alpha-adrenergic receptors in cardiomyocytes purified from adult rat ventricle. Phosphoinositide stores we...

journal_title：Circulation research

authors： Brown JH,Buxton IL,Brunton LL

更新日期：1985-10-01 00:00:00

abstract：:We compared the blocking effects of the local anesthetics, lidocaine and benzocaine, on the sodium current, using single rat ventricular cells to obtain further information about the voltage dependence and kinetics of local anesthetic interaction with cardiac sodium channels. We used a hybrid voltage clamp system whic...

journal_title：Circulation research

authors： Sanchez-Chapula J,Tsuda Y,Josephson IR

更新日期：1983-05-01 00:00:00

abstract：:Computer simulations and nonlinear dynamics have provided invaluable tools for illuminating the underlying mechanisms of cardiac arrhythmias. Here, we review how this approach has led to major insights into the mechanisms of spatially discordant alternans, a key arrhythmogenic factor predisposing the heart to re-entry...

journal_title：Circulation research

authors： Weiss JN,Karma A,Shiferaw Y,Chen PS,Garfinkel A,Qu Z

更新日期：2006-05-26 00:00:00

abstract：:Mitochondria play a key role in determining cell fate during exposure to stress. Their role during ischemia/reperfusion is particularly critical because of the conditions that promote both apoptosis by the mitochondrial pathway and necrosis by irreversible damage to mitochondria in association with mitochondrial perme...

journal_title：Circulation research

authors： Weiss JN,Korge P,Honda HM,Ping P

更新日期：2003-08-22 00:00:00

abstract：:The precise, temporal order of gene expression during development is critical to ensure proper lineage commitment, cell fate determination, and ultimately, organogenesis. Epigenetic regulation of chromatin structure is fundamental to the activation or repression of genes during embryonic development. In recent years, ...

journal_title：Circulation research

authors： Boland MJ,Nazor KL,Loring JF

更新日期：2014-07-07 00:00:00

abstract：:Two gap junction proteins, connexin43 (Cx43) and connexin45 (Cx45), are coexpressed in many cardiac and other cells. Homomeric channels formed by these proteins differ in unitary conductance, permeability, and regulation. We sought to determine the ability of Cx43 and Cx45 to oligomerize with each other to form hetero...

journal_title：Circulation research

authors： Martinez AD,Hayrapetyan V,Moreno AP,Beyer EC

更新日期：2002-05-31 00:00:00

abstract：:Increased levels of C-peptide, a cleavage product of proinsulin, circulate in patients with insulin resistance and early type 2 diabetes mellitus. Recent data suggest a potential causal role of C-peptide in atherogenesis by promoting monocyte and T-lymphocyte recruitment into the vessel wall. The present study examine...

journal_title：Circulation research

authors： Walcher D,Babiak C,Poletek P,Rosenkranz S,Bach H,Betz S,Durst R,Grüb M,Hombach V,Strong J,Marx N

更新日期：2006-11-24 00:00:00

abstract：RATIONALE:Gq signaling in cardiac myocytes is classically considered toxic. Targeting Gq directly to test this is problematic, because cardiac myocytes have many Gq-coupled receptors. OBJECTIVE:Test whether Gq coupling is required for the cardioprotective effects of an alpha-1A-AR (adrenergic receptor) agonist. METHO...

journal_title：Circulation research

authors： Myagmar BE,Ismaili T,Swigart PM,Raghunathan A,Baker AJ,Sahdeo S,Blevitt JM,Milla ME,Simpson PC

更新日期：2019-09-13 00:00:00

abstract：:Transient coronary occlusion (15 minutes) does not result in irreversible myocardial injury but is associated with a depression of contractile function sustained for several hours to days ("stunned myocardium"). The defect in the contractile process responsible for this phenomenon has been suggested to be causally rel...

journal_title：Circulation research

authors： Ito BR,Tate H,Kobayashi M,Schaper W

更新日期：1987-12-01 00:00:00

abstract：:Cardiovascular dysfunction as a result of sepsis is the leading cause of death in the critically ill. Cardiomyocytes respond to infectious pathogens with a Toll-like receptor-initiated proinflammatory response in conjunction with a decrease in contractility, although the downstream events linking Toll-like receptor ac...

journal_title：Circulation research

authors： Boyd JH,Kan B,Roberts H,Wang Y,Walley KR

更新日期：2008-05-23 00:00:00

abstract：:Cellular Ca2+ regulation is abnormal in diseased hearts. We designed this study to assess the role of the Na(+)-Ca2+ exchanger in excitation-contraction coupling in surviving myocardium of the infarcted heart. We measured cellular contractions and whole-cell currents in single left ventricular myocytes isolated from t...

journal_title：Circulation research

authors： Litwin SE,Bridge JH

更新日期：1997-12-01 00:00:00

abstract：:Controversy exists regarding the mechanism by which catecholamines stimulate renin secretion in vivo. A sensitive rat kidney slice system was utilized to study the direct effects of adrenergic agonists and antagonists on renin release in vitro. Catecholamines were protected from degradation by the addition of ascorbic...

journal_title：Circulation research

authors： Weinberger MH,Aoi W,Henry DP

更新日期：1975-09-01 00:00:00

abstract：:The site of earliest extracellular electrical activation in the sinoatrial node (SAN) is known to shift in response to autonomic stimuli, but the mechanisms underlying this phenomenon and the determinants of the location of dominant pacemaker activity have not been elucidated. The present study was designed to charact...

journal_title：Circulation research

authors： Beau SL,Hand DE,Schuessler RB,Bromberg BI,Kwon B,Boineau JP,Saffitz JE

更新日期：1995-11-01 00:00:00

abstract：:Ventricular repolarization was analyzed by measuring epicardial potential distributions in intact dogs with single or multiple ectopic foci and a minimum at the terminal site(s) of excitation. During the latter half of the T wave the distributions became more complex, and two maxima evolved from the initial one at eac...

journal_title：Circulation research

authors： Spach MS,Barr RC

更新日期：1976-10-01 00:00:00

abstract：:Alpha1-adrenoceptor (alpha1-AR) stimulation increases sarcolemmal Na+-H+ exchanger (NHE) activity. The present study was designed to determine the role(s) of alpha1-AR subtype(s) in mediating this response. As an index of NHE activity, acid efflux rates (JHs) were determined in single rat ventricular myocytes loaded w...

journal_title：Circulation research

authors： Yokoyama H,Yasutake M,Avkiran M

更新日期：1998-06-01 00:00:00

abstract：:Mitochondria are an important source of reactive oxygen species (ROS), implicated in ischemia/reperfusion injury. When isolated from ischemic myocardium, mitochondria demonstrate increased ROS production as a result of damage to electron transport complexes. To investigate the mechanisms, we studied effects of hypoxia...

journal_title：Circulation research

authors： Korge P,Ping P,Weiss JN

更新日期：2008-10-10 00:00:00

abstract：:A number of scavengers of reactive oxygen metabolites reduce myocardial injury when given before ischemia and reperfusion, but few, if any, have proven to be effective when given near the onset of reperfusion. This is particularly true when infarct size is measured after at least 48 hours of reperfusion, when the full...

journal_title：Circulation research

authors： Carrea FP,Lesnefsky EJ,Repine JE,Shikes RH,Horwitz LD

更新日期：1991-06-01 00:00:00

abstract：RATIONALE:Elevations in C-reactive protein (CRP) are associated with increased cardiovascular disease risk and endothelial dysfunction. CRP antagonizes endothelial nitric oxide synthase (eNOS) through processes mediated by the IgG receptor Fcγ receptor IIB (FcγRIIB), its immunoreceptor tyrosine-based inhibitory motif, ...

journal_title：Circulation research

authors： Sundgren NC,Zhu W,Yuhanna IS,Chambliss KL,Ahmed M,Tanigaki K,Umetani M,Mineo C,Shaul PW

更新日期：2011-10-28 00:00:00

abstract：:It has been postulated that cardiopulmonary baroreceptor unloading in humans results in nonuniform activation of the sympathetic nervous system. We reasoned that simultaneous measurements of arterial and venous norepinephrine (NE) spillover and clearance (using NE kinetics), muscle sympathetic neural activity (using m...

journal_title：Circulation research

authors： Baily RG,Prophet SA,Shenberger JS,Zelis R,Sinoway LI

更新日期：1990-06-01 00:00:00

abstract：:We have previously shown that VEGF165 gene delivery into ischemic skeletal muscle exerts not only proangiogenic, but also remarkable antiapoptotic and proregenerative activity. The aim of this study was to determine whether recombinant adeno-associated virus (rAAV)-mediated gene delivery of VEGF165 into cardiac muscle...

journal_title：Circulation research

authors： Ferrarini M,Arsic N,Recchia FA,Zentilin L,Zacchigna S,Xu X,Linke A,Giacca M,Hintze TH

更新日期：2006-04-14 00:00:00