Enzymatically degraded, nonoxidized LDL induces human vascular smooth muscle cell activation, foam cell transformation, and proliferation.

abstract：BACKGROUND:The long-term administration of ACE inhibitors to selected patients with left ventricular dysfunction appears to reduce the incidence of recurrent myocardial infarction (MI) and unstable angina pectoris. The mechanisms responsible for the reduction in ischemic events are unknown, but likely candidates includ...

journal_title：Circulation

authors： Vaughan DE,Rouleau JL,Ridker PM,Arnold JM,Menapace FJ,Pfeffer MA

更新日期：1997-07-15 00:00:00

abstract：:A 10 mg bolus of the angiotensin blocker saralasin was injected 113 times in 68 subjects with essential or renovascular hypertension. Ninety percent of injections caused a transient increase in blood pressure, which correlated with plasma renin activity (PRA) (r = -0.54); Mean increase at 2 minutes was 21/13.4 mm Hg (...

journal_title：Circulation

authors： Waks UA,Maxwell MH,Marks L,Zawada ET,Kaufman JJ

更新日期：1978-06-01 00:00:00

abstract：BACKGROUND:We studied in coronary conductance and resistance arteries the coronary vasodilator effects of the angiotensin-converting enzyme inhibitor ramiprilat and the contribution of nitric oxide, bradykinin, and prostaglandins to this vasodilation. METHODS AND RESEARCH:In seven anesthetized dogs, a Doppler guidewir...

journal_title：Circulation

authors： Sudhir K,Chou TM,Hutchison SJ,Chatterjee K

更新日期：1996-05-01 00:00:00

abstract：:Acute myocardial ischemia leads to a gradual increase in beta-adrenergic receptors at the cell surface. This increase occurs rapidly after onset of global ischemia (15 minutes) and persists even after prolonged periods of global ischemia. This alteration can be observed both in vivo and in vitro in isolated perfused h...

journal_title：Circulation

authors： Strasser RH,Marquetant R,Kübler W

更新日期：1990-09-01 00:00:00

abstract：BACKGROUND:Pharmacogenetic-guided dosing of warfarin is a promising application of "personalized medicine" but has not been adequately tested in randomized trials. METHODS AND RESULTS:Consenting patients (n=206) being initiated on warfarin were randomized to pharmacogenetic-guided or standard dosing. Buccal swab DNA w...

journal_title：Circulation

authors： Anderson JL,Horne BD,Stevens SM,Grove AS,Barton S,Nicholas ZP,Kahn SF,May HT,Samuelson KM,Muhlestein JB,Carlquist JF,Couma-Gen Investigators.

更新日期：2007-11-27 00:00:00

abstract：:Nine patients (eight males) are reported with one or more episodes of circulatory collapse in the absence of overt heart disease or other known causes of arrhythmias; sudden arrhythmic death occurred in one of these patients. Age at first episode ranged from 16 to 41 (mean, 28) years. In seven patients, ventricular fi...

journal_title：Circulation

authors： Wellens HJ,Lemery R,Smeets JL,Brugada P,Gorgels AP,Cheriex EC,de Zwaan C

更新日期：1992-01-01 00:00:00

abstract：BACKGROUND:Chagas heart disease is a frequent cause of morbidity and mortality in Latin America. Echocardiography provides useful diagnostic and prognostic information and is an important tool in the management of patients with Chagas disease. METHODS AND RESULTS:A search for relevant publications was obtained from ME...

journal_title：Circulation

authors： Acquatella H

更新日期：2007-03-06 00:00:00

abstract：:R-wave synchronous equilbrium radionuclide angiography (RNA) is a noninvasive method that provides time-activity curve count information proportional to ventricular volumes and is used for relative volume comparisons within the left or right ventricle to derive the ejection fraction. Comparison of the ventricular coun...

journal_title：Circulation

authors： Sorensen SG,O'Rourke RA,Chaudhuri TK

更新日期：1980-11-01 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:Previous studies suggest that the antifibrillatory action of class I and III drugs is due to prolongation of the atrial wavelength. The aim of the present study was to directly evaluate the electrophysiological action of antifibrillatory drugs in a goat model of chronic atrial fibrillation (AF). METHODS AND...

journal_title：Circulation

authors： Wijffels MC,Dorland R,Mast F,Allessie MA

更新日期：2000-07-11 00:00:00

abstract：:Subaortic stenosis is well known to complicate the clinical course of patients with single ventricle or univentricular hearts, and we have previously suggested that the development of subaortic stenosis in such patients may be causal to and/or accelerated by previous banding of the main pulmonary trunk. To further def...

journal_title：Circulation

authors： Freedom RM,Benson LN,Smallhorn JF,Williams WG,Trusler GA,Rowe RD

更新日期：1986-04-01 00:00:00

abstract：BACKGROUND:The present study was designed to define the prevalence and characteristics of skeletal muscle alterations in patients with chronic heart failure (CHF) and their relation to exercise capacity. METHODS AND RESULTS:The ultrastructure of skeletal muscle was analyzed by ultrastructural morphometry in 57 patient...

journal_title：Circulation

authors： Drexler H,Riede U,Münzel T,König H,Funke E,Just H

更新日期：1992-05-01 00:00:00

abstract：:To determine how survival and clinical status were related to left ventricular (LV) size and systolic function after mitral valve replacement, 104 patients (48 mitral regurgitation [MR], 33 mitral stenosis [MS], and 23 MS/MR) with isolated mitral valve replacement were evaluated before and after surgery. Preoperative ...

journal_title：Circulation

authors： Crawford MH,Souchek J,Oprian CA,Miller DC,Rahimtoola S,Giacomini JC,Sethi G,Hammermeister KE

更新日期：1990-04-01 00:00:00

abstract：BACKGROUND:This article presents an update of the results achieved by modern surgery in congenital heart defects (CHDs) over the past 40 years regarding survival and the need for reoperations, especially focusing on the results from the past 2 decades. METHODS AND RESULTS:From 1971 to 2011, all 7038 patients <16 years...

journal_title：Circulation

authors： Erikssen G,Liestøl K,Seem E,Birkeland S,Saatvedt KJ,Hoel TN,Døhlen G,Skulstad H,Svennevig JL,Thaulow E,Lindberg HL

更新日期：2015-01-27 00:00:00

abstract：:Forty adult patients underwent Doppler and two-dimensional echocardiographic examination of the pulmonary artery from multiple views to determine the variability in the magnitude of Doppler-determined flow velocity and pulmonary arterial diameter from various echocardiographic windows. Flows were recorded from two or ...

journal_title：Circulation

authors： Lighty GW Jr,Gargiulo A,Kronzon I,Politzer F

更新日期：1986-11-01 00:00:00

abstract：BACKGROUND:Although early trials indicate the treatment of restenosis with radiation therapy is safe and effective, the long-term impact of this new technology has been questioned. The possibility of late untoward consequences, such as aneurysm formation, perforation, and accelerated vascular disease, is of significant...

journal_title：Circulation

authors： Teirstein PS,Massullo V,Jani S,Russo RJ,Cloutier DA,Schatz RA,Guarneri EM,Steuterman S,Sirkin K,Norman S,Tripuraneni P

更新日期：1999-01-19 00:00:00

abstract：BACKGROUND:Transcatheter aortic valve replacement (TAVR) represents a paradigm shift in the therapeutic options for patients with severe aortic stenosis. However, rapid and exponential growth in TAVR demand may overwhelm capacity, translating to inadequate access and prolonged wait times. Our objective was to evaluate ...

journal_title：Circulation

authors： Elbaz-Greener G,Masih S,Fang J,Ko DT,Lauck SB,Webb JG,Nallamothu BK,Wijeysundera HC

更新日期：2018-07-31 00:00:00

abstract：BACKGROUND:The composition of plaque is a major determinant of coronary-related clinical syndromes. Intravascular ultrasound (IVUS) elastography has proven to be a technique capable of reflecting the mechanical properties of phantom material and the femoral arterial wall. The aim of this study was to investigate the ca...

journal_title：Circulation

authors： de Korte CL,Pasterkamp G,van der Steen AF,Woutman HA,Bom N

更新日期：2000-08-08 00:00:00

abstract：BACKGROUND:We investigated whether L-arginine induces regression of preexisting atheromatous lesions and reversal of endothelial dysfunction in hypercholesterolemic rabbits, whether similar effects can be obtained by cholesterol-lowering therapy with lovastatin, and which mechanism leads to these effects. METHODS AND ...

journal_title：Circulation

authors： Böger RH,Bode-Böger SM,Brandes RP,Phivthong-ngam L,Böhme M,Nafe R,Mügge A,Frölich JC

更新日期：1997-08-19 00:00:00

abstract：:The two new 99m (99mTc) labeled myocardial perfusion agents, 99mTc-Sestamibi and 99mTc-Teboroxime, are now available for routine clinical application. Both agents allow assessment of ejection fraction by the first-pass technique at rest or during exercise, thus providing additional information not available with thall...

journal_title：Circulation

authors： Berman DS,Kiat H,Maddahi J

更新日期：1991-09-01 00:00:00

abstract：BACKGROUND:Although implantable cardioverter-defibrillator (ICD) therapy reduces mortality in moderately symptomatic heart failure patients with an ejection fraction

journal_title：Circulation

authors： Levy WC,Lee KL,Hellkamp AS,Poole JE,Mozaffarian D,Linker DT,Maggioni AP,Anand I,Poole-Wilson PA,Fishbein DP,Johnson G,Anderson J,Mark DB,Bardy GH

更新日期：2009-09-08 00:00:00

abstract：:As part of two Department of Veterans Affairs Cooperative Trials, we obtained angiographic patency data for internal mammary artery (IMA) and saphenous vein grafts to the left anterior descending (LAD) coronary artery at 1 year after coronary artery bypass surgery. Patients received either aspirin 325 mg q.d., aspirin...

journal_title：Circulation

authors： Goldman S,Copeland J,Moritz T,Henderson W,Zadina K,Ovitt T,Kern KB,Sethi G,Sharma GV,Khuri S

更新日期：1990-11-01 00:00:00

abstract：BACKGROUND:The striated preferentially expressed gene (Speg) generates 4 different isoforms through alternative promoter use and tissue-specific splicing. Depending on the cell type, Speg isoforms may serve as markers of striated or smooth muscle differentiation. METHODS AND RESULTS:To elucidate function of Speg gene ...

journal_title：Circulation

authors： Liu X,Ramjiganesh T,Chen YH,Chung SW,Hall SR,Schissel SL,Padera RF Jr,Liao R,Ackerman KG,Kajstura J,Leri A,Anversa P,Yet SF,Layne MD,Perrella MA

更新日期：2009-01-20 00:00:00

abstract：:Experimental studies have suggested that electrocardiographic recognition of left ventricular hypertrophy depends on geometric relationships involving wall thickness and chamber size. To determine the clinical significance of these observations, we studied the effects of echocardiographic LV mass (LVM), posterior wall...

journal_title：Circulation

authors： Devereux RB,Phillips MC,Casale PN,Eisenberg RR,Kligfield P

更新日期：1983-04-01 00:00:00

abstract：:Recent molecular studies have suggested that viral myocarditis frequently underlies human congestive cardiomyopathy; however, only moderately sensitive and specific techniques were used. Polymerase chain reaction (PCR) gene amplification is a sensitive, specific technique ideally suited for the diagnosis of viral dise...

journal_title：Circulation

authors： Jin O,Sole MJ,Butany JW,Chia WK,McLaughlin PR,Liu P,Liew CC

更新日期：1990-07-01 00:00:00

abstract：BACKGROUND:Data from single-center studies suggest that echocardiographic parameters of mechanical dyssynchrony may improve patient selection for cardiac resynchronization therapy (CRT). In a prospective, multicenter setting, the Predictors of Response to CRT (PROSPECT) study tested the performance of these parameters ...

journal_title：Circulation

authors： Chung ES,Leon AR,Tavazzi L,Sun JP,Nihoyannopoulos P,Merlino J,Abraham WT,Ghio S,Leclercq C,Bax JJ,Yu CM,Gorcsan J 3rd,St John Sutton M,De Sutter J,Murillo J

更新日期：2008-05-20 00:00:00

abstract：BACKGROUND:In the treatment of patients with life-threatening ventricular arrhythmia, transvenous implantable cardioverter/defibrillators provide significant advantages over devices requiring a thoracotomy. This study tested the hypothesis that a new carbon-fiber electrode, designed at the Technische Universität in Mun...

journal_title：Circulation

authors： Alt EU,Fotuhi PC,Callihan RL,Mestre E,Smith WM,Ideker RE

更新日期：1995-09-15 00:00:00

abstract：BACKGROUND:prior studies indicated that ablation of the 4 major atrial ganglionated plexi (GP) suppressed atrial fibrillation. METHODS AND RESULTS:superparamagnetic nanoparticles (MNPs) made of Fe(3)O(4) (core), thermoresponsive polymeric hydrogel (shell), and neurotoxic agent (N-isopropylacrylamide monomer [NIPA-M]) ...

journal_title：Circulation

authors： Yu L,Scherlag BJ,Dormer K,Nguyen KT,Pope C,Fung KM,Po SS

更新日期：2010-12-21 00:00:00

abstract：BACKGROUND:The purpose of this study was to test the hypothesis that a single meandering functional reentrant wave front can result in rapid and irregular electrogram activity in human atrial tissues. METHODS AND RESULTS:The study used the explanted hearts of five human cardiac transplant recipients. Three right and t...

journal_title：Circulation

authors： Ikeda T,Czer L,Trento A,Hwang C,Ong JJ,Hough D,Fishbein MC,Mandel WJ,Karagueuzian HS,Chen PS

更新日期：1997-11-04 00:00:00

abstract：BACKGROUND:Vascular inflammatory lesions from patients with giant-cell arteritis show a remarkable amount of neovascularization, but its clinical implications have never been investigated. METHODS AND RESULTS:To assess the clinical relevance of neovascularization in giant-cell arteritis, angiogenesis was measured in t...

journal_title：Circulation

authors： Cid MC,Hernández-Rodríguez J,Esteban MJ,Cebrián M,Gho YS,Font C,Urbano-Márquez A,Grau JM,Kleinman HK

更新日期：2002-09-24 00:00:00