Reperfusion causes significant activation of heat shock transcription factor 1 in ischemic rat heart.

abstract：BACKGROUND:NAD(P)H oxidases are important sources of superoxide in the vasculature, the activity of which is associated with risk factors for human atherosclerosis. This study was designed to investigate the localization of superoxide production and the expression of the Nox family of NAD(P)H oxidase proteins (gp91phox...

journal_title：Circulation

authors： Sorescu D,Weiss D,Lassègue B,Clempus RE,Szöcs K,Sorescu GP,Valppu L,Quinn MT,Lambeth JD,Vega JD,Taylor WR,Griendling KK

更新日期：2002-03-26 00:00:00

abstract：:The present study was performed to determine whether positron emission tomography (PET) performed after i.v. 11C-palmitate permits detection and characterization of nontransmural myocardial infarction. PET was performed after the i.v. injection of 11C-palmitate in 10 normal subjects, 24 patients with initial nontransm...

journal_title：Circulation

authors： Geltman EM,Biello D,Welch MJ,Ter-Pogossian MM,Roberts R,Sobel BE

更新日期：1982-04-01 00:00:00

abstract：BACKGROUND:The safety and effectiveness of the MitraClip device (Abbott Vascular, Menlo Park, CA) is being evaluated in the Endovascular Valve Edge-to-Edge Repair Study (EVEREST) clinical studies. The healing response after device implantation has not previously been characterized in humans. METHODS AND RESULTS:A tota...

journal_title：Circulation

authors： Ladich E,Michaels MB,Jones RM,McDermott E,Coleman L,Komtebedde J,Glower D,Argenziano M,Feldman T,Nakano M,Virmani R,Endovascular Valve Edge-to-Edge Repair Study (EVEREST) Investigators.

更新日期：2011-04-05 00:00:00

abstract：:The ability to quantify the quality of cardiovascular care critically depends on the translation of recommendations for high-quality care into the measurement of that care. As payers and regulatory agencies increasingly seek to quantify healthcare quality, the implications of the measurement process on practicing phys...

journal_title：Circulation

authors： Spertus JA,Eagle KA,Krumholz HM,Mitchell KR,Normand SL,American College of Cardiology.,American Heart Association Task Force on Performance Measures.

更新日期：2005-04-05 00:00:00

abstract：:Prior studies have demonstrated the presence of inhomogeneities in myocardial [K+]e after serial 10-minute occlusions of the left anterior descending coronary artery in the pig, even within restricted locations of an ischemic zone. These inhomogeneities are thought to underlie the electrophysiological abnormalities re...

journal_title：Circulation

authors： Johnson TA,Engle CL,Boyd LM,Koch GG,Gwinn M,Gettes LS

更新日期：1991-02-01 00:00:00

abstract：BACKGROUND:It has recently been shown that mitochondrial aldehyde dehydrogenase 2 (mtALDH) catalyzes the formation of 1,2-glyceryl dinitrate and nitrite from nitroglycerin (glyceryl trinitrate [GTN]) within mitochondria, leading to production of cGMP and vasorelaxation. However, whether this mechanism operates in the s...

journal_title：Circulation

authors： Zhang J,Chen Z,Cobb FR,Stamler JS

更新日期：2004-08-10 00:00:00

abstract：:Over the last 20 years, operative mortality has decreased and late survival has improved for patients with chronic stable angina who have coronary artery bypass surgery. However, this favorable trend may not continue because the operation is now extended to elderly and high-risk patients. The most powerful predictors ...

journal_title：Circulation

authors： Gersh BJ,Califf RM,Loop FD,Akins CW,Pryor DB,Takaro TC

更新日期：1989-06-01 00:00:00

abstract：:In patients treated with sulfinpyrazone, an apparent reduction in the incidence of sudden death and presumed ventricular fibrillation has been reported. Using an intact animal model without microcirculatory thrombosis, we studied the effects of sulfinpyrazone on ischemic myocardium in 58 anesthetized dogs divided into...

journal_title：Circulation

authors： Moschos CB,Escobinas AJ,Jorgensen OB Jr,Regan TJ

更新日期：1981-07-01 00:00:00

abstract：BACKGROUND:The use of bipolar endocardial electrogram characteristics to guide radiofrequency (RF) current catheter ablation of accessory pathways (APs) has been advocated by several investigators. However, the influences of a varying anatomy of the AP and the atrioventricular groove, of different ablative approaches, ...

journal_title：Circulation

authors： Cappato R,Schlüter M,Mont L,Kuck KH

更新日期：1994-08-01 00:00:00

abstract：:The purpose of this study was to identify preoperative and intraoperative variables predictive of left ventricular dysfunction 6 months after aortic valve replacement. Patients were considered to have postoperative left ventricular dysfunction if the end-diastolic-volume index was greater than or equal to 101 ml/m2 or...

journal_title：Circulation

authors： Hwang MH,Hammermeister KE,Oprian C,Henderson W,Bousvaros G,Wong M,Miller DC,Folland E,Sethi G

更新日期：1989-09-01 00:00:00

abstract：BACKGROUND:From 1958 to 1969, 592 patients (mostly children) with pulmonary stenosis were admitted to the First Natural History Study of Congenital Heart Defects (NHS-1) after cardiac catheterization. Most with gradients < 50 mm Hg were managed medically; most with gradients > or = 80 mm Hg had pulmonary valvotomy. Amo...

journal_title：Circulation

authors： Hayes CJ,Gersony WM,Driscoll DJ,Keane JF,Kidd L,O'Fallon WM,Pieroni DR,Wolfe RR,Weidman WH

更新日期：1993-02-01 00:00:00

abstract：BACKGROUND:The molecular mechanism of neointimal hyperplasia after vein graft surgery remains elusive. Vacuolar H(+)-ATPase (V-ATPase) is involved in intracellular trafficking and may play a crucial role in neointimal cell growth. METHODS AND RESULTS:Cultured human saphenous vein segments developed neointimal formatio...

journal_title：Circulation

authors： Otani H,Yamamura T,Nakao Y,Hattori R,Fujii H,Ninomiya H,Kido M,Kawaguchi H,Osako M,Imamura H,Ohta T,Ohkuma S

更新日期：2000-11-07 00:00:00

abstract：BACKGROUND:The pathogenesis of impaired endothelium-dependent coronary vasodilation in angina pectoris and normal coronary arteriograms (microvascular angina pectoris) is not known. We examined whether supplementation with L-arginine, a precursor of endothelium-derived nitric oxide, improves endothelium-dependent coron...

journal_title：Circulation

authors： Egashira K,Hirooka Y,Kuga T,Mohri M,Takeshita A

更新日期：1996-07-15 00:00:00

abstract：BACKGROUND:Although clockwise rotation and counterclockwise rotation are distinct findings of the ECG, their prognostic significance is rarely studied. METHODS AND RESULTS:We studied prognostic values of clockwise and counterclockwise rotation on total, cardiovascular disease (CVD), and subtype mortality using the Nat...

journal_title：Circulation

authors： Nakamura Y,Okamura T,Higashiyama A,Watanabe M,Kadota A,Ohkubo T,Miura K,Kasagi F,Kodama K,Okayama A,Ueshima H,NIPPON DATA80 Research Group.

更新日期：2012-03-13 00:00:00

abstract：:Fifty-four Japanese patients with occlusive thromboaortopathy (OTAP), including four males, were classified according to evidence of complications attributed to OTAP at the time when the diagnosis was established: Group I, uncomplicated OTAP with or without the involvement of the pulmonary artery. Group II, mono-compl...

journal_title：Circulation

authors： Ishikawa K

更新日期：1978-01-01 00:00:00

abstract：BACKGROUND:Oxidized LDLs (oxLDLs) and matrix metalloproteinases (MMPs) are present in atherosclerotic lesions. OxLDLs activate various signaling pathways potentially involved in atherogenesis. OxLDLs induce smooth muscle cell (SMC) proliferation mediated by the activation of the sphingomyelin/ceramide pathway and tyros...

journal_title：Circulation

authors： Augé N,Maupas-Schwalm F,Elbaz M,Thiers JC,Waysbort A,Itohara S,Krell HW,Salvayre R,Nègre-Salvayre A

更新日期：2004-08-03 00:00:00

abstract：BACKGROUND:The optimal strategy for treating coronary bifurcation lesions remains a subject of debate. With bare-metal stents, single-stent approaches appear to be superior to systematic 2-stent strategies. Drug-eluting stents, however, have low rates of restenosis and might offer improved outcomes with complex stentin...

journal_title：Circulation

authors： Hildick-Smith D,de Belder AJ,Cooter N,Curzen NP,Clayton TC,Oldroyd KG,Bennett L,Holmberg S,Cotton JM,Glennon PE,Thomas MR,Maccarthy PA,Baumbach A,Mulvihill NT,Henderson RA,Redwood SR,Starkey IR,Stables RH

更新日期：2010-03-16 00:00:00

abstract：BACKGROUND:Patients with anorexia nervosa exhibit abnormal myocardial repolarization and are susceptible to sudden cardiac death. Exercise testing is useful in unmasking QT prolongation in disorders associated with abnormal repolarization. We characterized QT adaptation during exercise in anorexia. METHODS AND RESULTS...

journal_title：Circulation

authors： Padfield GJ,Escudero CA,DeSouza AM,Steinberg C,Gibbs K,Puyat JH,Lam PY,Sanatani S,Sherwin E,Potts JE,Sandor G,Krahn AD

更新日期：2016-02-09 00:00:00

abstract：BACKGROUND:Apoptotic microparticles are responsible for almost all tissue factor activity of the plaque lipid core. We hypothesized that elevated levels of procoagulant microparticles could also circulate in the peripheral blood of patients with recent clinical signs of plaque disruption and thrombosis. METHODS AND RE...

journal_title：Circulation

authors： Mallat Z,Benamer H,Hugel B,Benessiano J,Steg PG,Freyssinet JM,Tedgui A

更新日期：2000-02-29 00:00:00

abstract：:The endothelin (ET) system is comprised of 4 active ETs, with ET-1 being the predominant isoform in the cardiovascular system. Because of the potent vasoconstricting and mitogenic effects of ET-1 and its involvement in various cardiovascular diseases, blockade of the ET receptor has received considerable attention. ET...

journal_title：Circulation

authors： Rich S,McLaughlin VV

更新日期：2003-11-04 00:00:00

abstract：BACKGROUND:Although several prospective cohort studies have found an inverse association between fish consumption and risk of coronary heart disease (CHD) or sudden cardiac death in the general population, limited data are available among diabetic patients. METHODS AND RESULTS:We examined prospectively the association...

journal_title：Circulation

authors： Hu FB,Cho E,Rexrode KM,Albert CM,Manson JE

更新日期：2003-04-15 00:00:00

abstract：BACKGROUND:Early detection of adverse effects of novel therapies and understanding of their mechanisms could improve the safety and efficiency of drug development. We have retrospectively applied large-scale proteomics to blood samples from ILLUMINATE (Investigation of Lipid Level Management to Understand its Impact in...

journal_title：Circulation

authors： Williams SA,Murthy AC,DeLisle RK,Hyde C,Malarstig A,Ostroff R,Weiss SJ,Segal MR,Ganz P

更新日期：2018-03-06 00:00:00

abstract：:A transvenous lead system for implantable defibrillators would obviate a surgical thoracotomy and reduce the morbidity and mortality associated with implantation. We evaluated the clinical performance of a new nonthoracotomy lead system that included a defibrillation lead in the coronary sinus. At the time of defibril...

journal_title：Circulation

authors： Yee R,Klein GJ,Leitch JW,Guiraudon GM,Guiraudon CM,Jones DL,Norris C

更新日期：1992-01-01 00:00:00

abstract：BACKGROUND:In recent decades, the rates of incident acute myocardial infarction (AMI) have declined in the United States, yet disparities by sex remain. In an integrated healthcare delivery system, we examined temporal trends in incident AMI among women and men. METHODS:We identified hospitalized AMI among members ≥35...

journal_title：Circulation

authors： Mefford MT,Li BH,Qian L,Reading SR,Harrison TN,Scott RD,Cavendish JJ,Jacobsen SJ,Kanter MH,Woodward M,Reynolds K

更新日期：2020-02-18 00:00:00

abstract：BACKGROUND:A prior diagnosis of diabetes mellitus is associated with adverse outcomes after acute myocardial infarction (MI), but the risk associated with a new diagnosis of diabetes in this setting has not been well defined. METHODS AND RESULTS:We assessed the risk of death and major cardiovascular events associated ...

journal_title：Circulation

authors： Aguilar D,Solomon SD,Køber L,Rouleau JL,Skali H,McMurray JJ,Francis GS,Henis M,O'Connor CM,Diaz R,Belenkov YN,Varshavsky S,Leimberger JD,Velazquez EJ,Califf RM,Pfeffer MA

更新日期：2004-09-21 00:00:00

abstract：BACKGROUND:Cardiac troponin and B-type natriuretic peptide (BNP) concentrations are associated with adverse cardiovascular outcome in primary prevention populations. Whether statin therapy modifies this association is poorly understood. METHODS AND RESULTS:We measured high-sensitivity cardiac troponin I (hsTnI) in 12 ...

journal_title：Circulation

authors： Everett BM,Zeller T,Glynn RJ,Ridker PM,Blankenberg S

更新日期：2015-05-26 00:00:00

abstract：:Patients undergoing carotid endarterectomy were pretreated with low-dose, oral beta carotene to determine whether the carotenoid content of plaque could be increased in vivo. Beta carotene-treated patients had a 50-fold increase in their plaque beta carotene level from 0.066 to 3.3 micrograms beta carotene/g plaque. M...

journal_title：Circulation

authors： Prince MR,LaMuraglia GM,MacNichol EF Jr

更新日期：1988-08-01 00:00:00

abstract：BACKGROUND:We hypothesized that a simple, unmeasured posterior annuloplasty technique (two thirds of a 27-mm Duran ring) offered advantages of standardization and ease of insertion. METHODS AND RESULTS:A consecutive series of all patients (n = 418; median age, 67 years) having mitral valve repair performed by two surg...

journal_title：Circulation

authors： Odell JA,Schaff HV,Orszulak TA

更新日期：1995-11-01 00:00:00

abstract：BACKGROUND:A robotic catheter navigation system has been developed that provides a significant degree of freedom of catheter movement. This study examines the feasibility of synchronizing this robotic navigation system with electroanatomic mapping and 3-dimensional computed tomography imaging to perform view-synchroniz...

journal_title：Circulation

authors： Reddy VY,Neuzil P,Malchano ZJ,Vijaykumar R,Cury R,Abbara S,Weichet J,McPherson CD,Ruskin JN

更新日期：2007-05-29 00:00:00

abstract：BACKGROUND:For patients with in-hospital cardiac arrests attributable to nonshockable rhythms, delays in epinephrine administration beyond 5 minutes is associated with worse survival. However, the extent of hospital variation in delayed epinephrine administration and its effect on hospital-level outcomes is unknown. M...

journal_title：Circulation

authors： Khera R,Chan PS,Donnino M,Girotra S,American Heart Association’s Get With The Guidelines-Resuscitation Investigators.

更新日期：2016-12-20 00:00:00