Attenuation of nephrotoxic acute renal failure in the dog with angiotensin-converting enzyme inhibitor (SQ-20,881).

abstract：:To determine the relative importance of protein degradation in the development of starvation-induced cardiac atrophy, in vivo fractional synthetic rates of total cardiac protein, myosin heavy chain, actin, light chain 1, and light chain 2 were measured in fed and fasted rabbits by continuous infusion of [3H] leucine. ...

journal_title：Circulation research

authors： Samarel AM,Parmacek MS,Magid NM,Decker RS,Lesch M

更新日期：1987-06-01 00:00:00

abstract：RATIONALE:Activation of Nox1 initiates redox-dependent signaling events crucial in the pathogenesis of vascular disease. Selective targeting of Nox1 is an attractive potential therapy, but requires a better understanding of the molecular modifications controlling its activation. OBJECTIVE:To determine whether posttran...

journal_title：Circulation research

authors： Streeter J,Schickling BM,Jiang S,Stanic B,Thiel WH,Gakhar L,Houtman JC,Miller FJ Jr

更新日期：2014-11-07 00:00:00

abstract：:Since the first description of the anatomical atrioventricular nodes (AVNs), a large number of studies have provided insights into the heterogeneity of the structure as well as a repertoire of ion channel proteins that govern this complex conduction pathway between the atria and ventricles. These studies have revealed...

journal_title：Circulation research

authors： Zhang Q,Timofeyev V,Lu L,Li N,Singapuri A,Long MK,Bond CT,Adelman JP,Chiamvimonvat N

更新日期：2008-02-29 00:00:00

abstract：:The effect of sulfinpyrazone on endothelial injury induced by homocysteine has been studied both in vitro, using cultured human umbilical vein endothelial cells, and in vivo, using a primate model of homocysteine-induced arteriosclerosis. Oral sulfinpyrazone (250 mumol/kg body weight per day in three divided doses) in...

journal_title：Circulation research

authors： Harker LA,Harlan JM,Ross R

更新日期：1983-12-01 00:00:00

abstract：:The purpose of this study was to determine the coronary microvascular sites of autoregulation. The epimyocardial coronary microcirculation was observed through an intravital microscope by stroboscopic epi-illumination in anesthetized open-chest dogs (n = 20). Aortic pressure and heart rate were held constant by an aor...

journal_title：Circulation research

authors： Kanatsuka H,Lamping KG,Eastham CL,Marcus ML

更新日期：1990-02-01 00:00:00

abstract：:Tissue repair after injury is generally inversely related to the extent of scarring, suggesting the possibility that regeneration could be promoted by interventions that inhibit scar formation. New work by Dulauroy et al has identified a myofibroblast progenitor with pericyte characteristics as an important mediator o...

journal_title：Circulation research

authors： Steinhauser ML,Lee RT

更新日期：2013-01-18 00:00:00

abstract：:Mitogen-activated protein kinase kinase (MKK)4 is a critical member of the mitogen-activated protein kinase family. It is able to activate the c-Jun NH(2)-terminal protein kinase (JNK) and p38 mitogen-activated protein kinase in response to environmental stresses. JNK and p38 are strongly implicated in pathological ca...

journal_title：Circulation research

authors： Liu W,Zi M,Jin J,Prehar S,Oceandy D,Kimura TE,Lei M,Neyses L,Weston AH,Cartwright EJ,Wang X

更新日期：2009-04-10 00:00:00

abstract：:The role of Ca(2+)-dependent potassium channels in mediating vascular responses to activation of adenylate cyclase in vivo is not known. The goal of this study was to examine the hypothesis that dilatation of cerebral arterioles in response to activation of adenylate cyclase is mediated by activation of Ca(2+)-depende...

journal_title：Circulation research

authors： Taguchi H,Heistad DD,Kitazono T,Faraci FM

更新日期：1995-06-01 00:00:00

abstract：RATIONALE:Endothelial colony forming cells (ECFCs) or late blood outgrowth endothelial cells can be isolated from human cord or peripheral blood, display properties of endothelial progenitors, home into ischemic tissues and support neovascularization in ischemic disease models. OBJECTIVE:To assess the functions of CYT...

journal_title：Circulation research

authors： Schneller D,Hofer-Warbinek R,Sturtzel C,Lipnik K,Gencelli B,Seltenhammer M,Wen M,Testori J,Bilban M,Borowski A,Windwarder M,Kapel SS,Besemfelder E,Cejka P,Habertheuer A,Schlechta B,Majdic O,Altmann F,Kocher A,August

更新日期：2019-01-18 00:00:00

abstract：:We tested the hypothesis that TNF-alpha induces early-onset endothelial adhesivity toward PMN by activating the constitutive endothelial cell surface ICAM-1, the beta2-integrin (CD11/CD18) counter-receptor. Stimulation of human pulmonary artery endothelial cells with TNF-alpha resulted in phosphorylation of ICAM-1 wit...

journal_title：Circulation research

authors： Javaid K,Rahman A,Anwar KN,Frey RS,Minshall RD,Malik AB

更新日期：2003-05-30 00:00:00

abstract：:Hemodynamics play an important role in cardiovascular development, and changes in blood flow can cause congenital heart malformations. The endothelium and endocardium are subjected to mechanical forces, of which fluid shear stress is correlated to blood flow velocity. The shear stress responsive genes lung Krüppel-lik...

journal_title：Circulation research

authors： Groenendijk BC,Hierck BP,Vrolijk J,Baiker M,Pourquie MJ,Gittenberger-de Groot AC,Poelmann RE

更新日期：2005-06-24 00:00:00

abstract：:Three models of altered autonomic innervation of the chick heart have been developed in the last few years. These include sympathetically aneural heart, parasympathetically aneural heart, and heart with cholinergic innervation reconstituted from the nodose placodes. The neural status of these hearts has been assessed ...

journal_title：Circulation research

authors： Kirby ML,Creazzo TL,Christiansen JL

更新日期：1989-12-01 00:00:00

abstract：:Obesity results in marked alterations in cardiac energy metabolism, with a prominent effect being an increase in fatty acid uptake and oxidation by the heart. Obesity also results in dramatic changes in the release of adipokines, such as leptin and adiponectin, both of which have emerged as important regulators of car...

journal_title：Circulation research

authors： Lopaschuk GD,Folmes CD,Stanley WC

更新日期：2007-08-17 00:00:00

abstract：:L-type Ca(2+) channel (LTCC) blockers, represented by amlodipine and verapamil, are widely used antihypertensive drugs that also have antiinflammatory activities. Plasminogen (Plg) is an important mediator of macrophage recruitment, and this role depends on its interaction with Plg receptors (Plg-Rs). Plg-Rs include h...

journal_title：Circulation research

authors： Das R,Burke T,Van Wagoner DR,Plow EF

更新日期：2009-07-17 00:00:00

abstract：:Mechanical forces participate in morphogenesis from the level of individual cells to whole organism patterning. This article reviews recent research that has identified specific roles for mechanical forces in important developmental events. One well defined example is that dynein-driven cilia create fluid flow that de...

journal_title：Circulation research

authors： Patwari P,Lee RT

更新日期：2008-08-01 00:00:00

abstract：:This study investigated the possible roles of strongly binding myosin crossbridges in determining loaded shortening and power output in cardiac myocytes. Single skinned cardiac myocytes were attached between a force transducer and position motor, and shortening velocities were measured over a range of loads during var...

journal_title：Circulation research

authors： McDonald KS,Moss RL

更新日期：2000-10-27 00:00:00

abstract：:Desmosomes and gap junctions are distinct structural components of the cardiac intercalated disc. Here, we asked whether the presence of plakophilin (PKP)2, a component of the desmosome, is essential for the proper function and distribution of the gap junction protein connexin (Cx)43. We used RNA silencing technology ...

journal_title：Circulation research

authors： Oxford EM,Musa H,Maass K,Coombs W,Taffet SM,Delmar M

更新日期：2007-09-28 00:00:00

abstract：:The influence of inhibition of the Na+ pump, with secondary stimulation of Na+-Ca++ exchange, on cellular Ca++ distribution is examined using the on-line scintillation disk technique and cultured neonatal rat myocardial cells. Under control conditions, La+++ displaced 78.1 +/- 1.13% (SEM) of the total cell associated ...

journal_title：Circulation research

authors： Burt JM,Langer GA

更新日期：1982-11-01 00:00:00

abstract：:The average lifespan of humans is increasing, and with it the percentage of people entering the 65 and older age group is growing rapidly and will continue to do so in the next 20 years. Within this age group, cardiovascular disease will remain the leading cause of death, and the cost associated with treatment will co...

journal_title：Circulation research

authors： North BJ,Sinclair DA

更新日期：2012-04-13 00:00:00

abstract：:Although estradiol (E(2)) has been recognized to exert several vasculoprotective effects in several species, its effects in mouse vasomotion are unknown, and consequently, so is the estrogen receptor subtype mediating these effects. We investigated the effect of E(2) (80 microg/kg/day for 15 days) on NO production in ...

journal_title：Circulation research

authors： Darblade B,Pendaries C,Krust A,Dupont S,Fouque MJ,Rami J,Chambon P,Bayard F,Arnal JF

更新日期：2002-03-08 00:00:00

abstract：:Smaller Ca2+ transients and systolic dysfunction in heart failure (HF) can be largely explained by reduced total sarcoplasmic reticulum (SR) Ca2+ content ([Ca]SRT). However, it is unknown whether low [Ca]SRT is manifest as reduced: (1) intra-SR free [Ca2+] ([Ca2+]SR), (2) intra-SR Ca2+ buffering, or (3) SR volume (as ...

journal_title：Circulation research

authors： Guo T,Ai X,Shannon TR,Pogwizd SM,Bers DM

更新日期：2007-10-12 00:00:00

abstract：:The sinoatrial node, which resides at the junction of the right atrium and the superior caval vein, contains specialized myocardial cells that initiate the heart beat. Despite this fundamental role in heart function, the embryonic origin and mechanisms of localized formation of the sinoatrial node have not been define...

journal_title：Circulation research

authors： Mommersteeg MT,Hoogaars WM,Prall OW,de Gier-de Vries C,Wiese C,Clout DE,Papaioannou VE,Brown NA,Harvey RP,Moorman AF,Christoffels VM

更新日期：2007-02-16 00:00:00

abstract：:During myocardial ischemia, electrical uncoupling and contracture herald irreversible damage. In the present study, we tested the hypothesis that an increase of intracellular Ca2+ is an important factor initiating these events. Therefore, we simultaneously determined tissue resistance, mechanical activity, pH(0), and ...

journal_title：Circulation research

authors： Dekker LR,Fiolet JW,VanBavel E,Coronel R,Opthof T,Spaan JA,Janse MJ

更新日期：1996-08-01 00:00:00

abstract：:Net cellular L-lactate efflux associated with accelerated anaerobic glycolysis has been implicated as a potential cause of the marked cellular K+ loss contributing to lethal cardiac arrhythmias in ischemic heart and to impaired function of fatigued skeletal muscle. To examine the mechanisms of transsarcolemmal L-lacta...

journal_title：Circulation research

authors： Shieh RC,Goldhaber JI,Stuart JS,Weiss JN

更新日期：1994-05-01 00:00:00

abstract：:Myocytes overlying a zone of infarction form the primary substrate for serious reentrant ventricular arrhythmias. In vitro and in vivo studies suggest that antiarrhythmic agents affect Na+ channels of cells from the epicardial border zone (EBZ) of the 5-day infarcted heart differently than they affect those of normal ...

journal_title：Circulation research

authors： Pu J,Balser JR,Boyden PA

更新日期：1998-08-24 00:00:00

abstract：:The deposition of platelets at the site of balloon angioplasty is thought to play a major role in the pathogenesis of restenosis. The antibody AZ-1, which binds to the rabbit platelet glycoprotein IIb/IIIa receptor and inhibits platelet function both in vitro and in vivo, was produced and tested in an experimental mod...

journal_title：Circulation research

authors： Azrin MA,Ling FS,Chen Q,Pawashe A,Migliaccio F,Homer R,Todd M,Ezekowitz MD

更新日期：1994-08-01 00:00:00

abstract：:The blood pressure of rabbits with chronic one-kidney hypertension can be lowered to normal by immunization with hog kidney cortex preparations that do not contain renin, thus providing evidence for a new factor essential for the maintenance of an elevated blood pressure. A search for the new factor has led to the dis...

journal_title：Circulation research

authors： Skeggs LT,Kahn JR,Levine M,Dorer FE,Lentz KE

更新日期：1977-02-01 00:00:00

abstract：:Previous studies have postulated an important role for the inwardly rectifying potassium current (I(K1)) in controlling the dynamics of electrophysiological spiral waves responsible for ventricular tachycardia and fibrillation. In this study, we developed a novel tissue model of cultured neonatal rat ventricular myocy...

journal_title：Circulation research

authors： Sekar RB,Kizana E,Cho HC,Molitoris JM,Hesketh GG,Eaton BP,Marbán E,Tung L

更新日期：2009-02-13 00:00:00

abstract：:We measured pressure-volume curves in nine excised dog ventricles and stress-strain curves in two to five muscle specimens from each ventricle to verify a derived formula that relates muscle stiffness to the ventricular pressure-volume curve. The assumptions underlying this formula are: (1) the ventricle is a uniform ...

journal_title：Circulation research

authors： Glantz SA,Kernoff RS

更新日期：1975-12-01 00:00:00

abstract：:Vascular disease often involves vessel hypertrophy with underlying cellular hypertrophy or hyperplasia. Experimental diabetes stimulates hypertrophy of the rat mesenteric vasculature, and we investigated the hypothesis that this hypertrophy is associated with activation of Na(+)-H(+) exchange (NHE) activity. We measur...

journal_title：Circulation research

authors： Jandeleit-Dahm K,Hannan KM,Farrelly CA,Allen TJ,Rumble JR,Gilbert RE,Cooper ME,Little PJ

更新日期：2000-12-08 00:00:00