Fatty acid oxidation enzyme gene expression is downregulated in the failing heart.

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:Alterations in the balance of matrix metalloproteinases (MMPs) and their specific tissue inhibitors (TIMPs) are involved in left ventricular (LV) remodeling. Whether their expression is related to interstitial fibrosis or LV dysfunction in patients with chronic pressure overload-induced LV hypertrophy, howev...

journal_title：Circulation

authors： Heymans S,Schroen B,Vermeersch P,Milting H,Gao F,Kassner A,Gillijns H,Herijgers P,Flameng W,Carmeliet P,Van de Werf F,Pinto YM,Janssens S

更新日期：2005-08-23 00:00:00

abstract：BACKGROUND:Elevated levels of high-sensitivity C-reactive protein (hsCRP) are associated with higher risk of adverse outcomes in patients at risk for or with established coronary artery disease. Retrospective analyses suggest that this risk may be modified with statin therapy. However, a role for hsCRP in monitoring th...

journal_title：Circulation

authors： Morrow DA,de Lemos JA,Sabatine MS,Wiviott SD,Blazing MA,Shui A,Rifai N,Califf RM,Braunwald E

更新日期：2006-07-25 00:00:00

abstract：BACKGROUND:Visceral adipose tissue (VAT) and subcutaneous adipose tissue (SAT) vary in volume and quality. We evaluated whether fat volume or attenuation (indirect measure of quality) predicts metabolic risk factor changes. METHODS AND RESULTS:Framingham Heart Study Multi-detector Computed Tomography Substudy particip...

journal_title：Circulation

authors： Abraham TM,Pedley A,Massaro JM,Hoffmann U,Fox CS

更新日期：2015-10-27 00:00:00

abstract：BACKGROUND:Thrombin plays a role in mediating ischemic injury and cardiac arrhythmias, but the mechanisms involved are poorly understood. Because voltage-gated sodium channels (VGSCs) have not previously been considered, putative effects of thrombin on VGSC function were investigated in human isolated cardiomyocytes. ...

journal_title：Circulation

authors： Pinet C,Le Grand B,John GW,Coulombe A

更新日期：2002-10-15 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：BACKGROUND:Theoretically, the efficacy of continuous warm blood cardioplegia may be improved when administered retrogradely (RCWBC) rather than antegradely (ACWBC) in the setting of acute regional ischemia because of enhanced oxygen and substrate delivery to myocardial tissue distal to an acute coronary artery occlusio...

journal_title：Circulation

authors： Misare BD,Krukenkamp IB,Lazer ZP,Levitsky S

更新日期：1992-11-01 00:00:00

abstract：BACKGROUND:Hemodynamic stability after Norwood palliation often requires manipulation of pulmonary vascular resistance to alter the pulmonary-to-systemic blood flow ratio (Qp:Qs). Qp:Qs is often estimated from arterial saturation (SaO2), a practice based on 2 untested assumptions: constant systemic arteriovenous O2 dif...

journal_title：Circulation

authors： Taeed R,Schwartz SM,Pearl JM,Raake JL,Beekman RH 3rd,Manning PB,Nelson DP

更新日期：2001-06-05 00:00:00

abstract：BACKGROUND:L-arginine is the precursor of endothelium-derived nitric oxide, an endogenous vasodilator. L-arginine supplementation improves vascular reactivity and functional capacity in peripheral arterial disease (PAD) in small, short-term studies. We aimed to determine the effects of long-term administration of L-arg...

journal_title：Circulation

authors： Wilson AM,Harada R,Nair N,Balasubramanian N,Cooke JP

更新日期：2007-07-10 00:00:00

abstract：BACKGROUND:Acquired QT prolongation enhances the susceptibility to torsades de pointes (TdP). Clinical and experimental studies indicate ventricular action potential prolongation, increased regional dispersion of repolarization, and early afterdepolarizations as underlying factors. We examined whether K(+)-current alte...

journal_title：Circulation

authors： Volders PG,Sipido KR,Vos MA,Spätjens RL,Leunissen JD,Carmeliet E,Wellens HJ

更新日期：1999-12-14 00:00:00

abstract：BACKGROUND:C-reactive protein (CRP) plasma levels have been associated with short- and long-term occurrence of coronary events. We investigated whether circulating inflammatory cell responsiveness to low-grade stimuli could contribute to the reported association between CRP and coronary events. METHODS AND RESULTS:We ...

journal_title：Circulation

authors： Liuzzo G,Angiolillo DJ,Buffon A,Rizzello V,Colizzi C,Ginnetti F,Biasucci LM,Maseri A

更新日期：2001-05-08 00:00:00

abstract：:Vasodilatory or vasoconstrictive renal pharmacoangiography was applied in investigating the significance of 50 renal artery stenoses. The technique involves comparison of selective magnification renal arteriograms before and after intra-arterial injection of epinephrine or acetylcholine, seeking changes in direction o...

journal_title：Circulation

authors： Bookstein JJ,Walter JF,Stanley JC,Fry WJ

更新日期：1976-08-01 00:00:00

abstract：BACKGROUND:Risk stratification algorithms for coronary artery bypass grafting (CABG) do not include a weighting for preoperative mild renal impairment defined as a serum creatinine 130 to 199 micromol/L (1.47 to 2.25 mg/dL), which may impact mortality and morbidity after CABG. METHODS AND RESULTS:We reviewed prospecti...

journal_title：Circulation

authors： Zakeri R,Freemantle N,Barnett V,Lipkin GW,Bonser RS,Graham TR,Rooney SJ,Wilson IC,Cramb R,Keogh BE,Pagano D

更新日期：2005-08-30 00:00:00

abstract：BACKGROUND:Laminins are major components of basement membranes, well located to interact with platelets upon vascular injury. Laminin-111 (α1β1γ1) is known to support platelet adhesion but is absent from most blood vessels, which contain isoforms with the α2, α4, or α5 chain. Whether vascular laminins support platelet ...

journal_title：Circulation

authors： Schaff M,Tang C,Maurer E,Bourdon C,Receveur N,Eckly A,Hechler B,Arnold C,de Arcangelis A,Nieswandt B,Denis CV,Lefebvre O,Georges-Labouesse E,Gachet C,Lanza F,Mangin PH

更新日期：2013-07-30 00:00:00

abstract：BACKGROUND:There is a paucity of randomized trials regarding diagnostic testing in women with suspected coronary artery disease (CAD). It remains unclear whether the addition of myocardial perfusion imaging (MPI) to the standard ECG exercise treadmill test (ETT) provides incremental information to improve clinical deci...

journal_title：Circulation

authors： Shaw LJ,Mieres JH,Hendel RH,Boden WE,Gulati M,Veledar E,Hachamovitch R,Arrighi JA,Merz CN,Gibbons RJ,Wenger NK,Heller GV,WOMEN Trial Investigators.

更新日期：2011-09-13 00:00:00

abstract：:Left main coronary artery disease (i.e., greater than or equal to 50% stenosis) was found in 1,477 of 20,137 patients in the Coronary Artery Surgery Study (CAS) registry. Of these patients, 53 (3.6%) were asymptomatic. Asymptomatic and symptomatic patients were similar in regard to 1) severity of left main coronary ar...

journal_title：Circulation

authors： Taylor HA,Deumite NJ,Chaitman BR,Davis KB,Killip T,Rogers WJ

更新日期：1989-06-01 00:00:00

abstract：BACKGROUND:Recent experimental data indicate that ultrasound-induced destruction of ultrasound contrast microbubbles can cause immediate rupture of the microvessels in which these microbubbles are located. METHODS AND RESULTS:To examine the functional and morphological significance of these findings in the heart, isol...

journal_title：Circulation

authors： Ay T,Havaux X,Van Camp G,Campanelli B,Gisellu G,Pasquet A,Denef JF,Melin JA,Vanoverschelde JL

更新日期：2001-07-24 00:00:00

abstract：BACKGROUND:Cardiac hypertrophy and subsequent heart failure triggered by chronic hypertension represent major challenges for cardiovascular research. Beyond neurohormonal and myocyte signaling pathways, growing evidence suggests inflammatory signaling pathways as therapeutically targetable contributors to this process....

journal_title：Circulation

authors： Heymans S,Corsten MF,Verhesen W,Carai P,van Leeuwen RE,Custers K,Peters T,Hazebroek M,Stöger L,Wijnands E,Janssen BJ,Creemers EE,Pinto YM,Grimm D,Schürmann N,Vigorito E,Thum T,Stassen F,Yin X,Mayr M,de Windt LJ,

更新日期：2013-09-24 00:00:00

abstract：BACKGROUND:Various myocardial cell surface and intracellular antigens have been associated with autoimmune myocarditis. Since sarcoplasmic calcium overload is a recognized pathobiochemical finding in cardiomyopathy, we reasoned that there might be a causal relation between inhibition of sarcoplasmic calcium exclusion a...

journal_title：Circulation

authors： Sharaf AR,Narula J,Nicol PD,Southern JF,Khaw BA

更新日期：1994-03-01 00:00:00

abstract：:Exercise trials in cardiology are often hindered by inconsistent approaches to exercise testing. These inconsistencies include the choice of exercise protocol, exercise end points, points of analysis, and absence or misuse of gas exchange data. Gas exchange techniques greatly enhance the accuracy with which cardiopulm...

journal_title：Circulation

authors： Myers J,Froelicher VF

更新日期：1990-11-01 00:00:00

abstract：:We studied isochronal maps of ventricular activation during ventricular arrhythmias induced by programmed premature stimulation in dogs 3-5 days after ligation of the left anterior descending coronary artery. The entire epicardial surface and selective intramural sites were recorded using a computerized multiplexing t...

journal_title：Circulation

authors： Mehra R,Zeiler RH,Gough WB,El-Sherif N

更新日期：1983-01-01 00:00:00

abstract：BACKGROUND:Factors leading differentially to the development of isolated diastolic (IDH), systolic-diastolic (SDH), and isolated systolic (ISH) hypertension are poorly understood. We examined the relations of blood pressure (BP) and clinical risk factors to the new onset of the 3 forms of hypertension. METHODS AND RES...

journal_title：Circulation

authors： Franklin SS,Pio JR,Wong ND,Larson MG,Leip EP,Vasan RS,Levy D

更新日期：2005-03-08 00:00:00

abstract：BACKGROUND:Myocardial perfusion reserve can be noninvasively assessed with cardiovascular MR. In this study, the diagnostic accuracy of this technique for the detection of significant coronary artery stenosis was evaluated. METHODS AND RESULTS:In 15 patients with single-vessel coronary artery disease and 5 patients wi...

journal_title：Circulation

authors： Al-Saadi N,Nagel E,Gross M,Bornstedt A,Schnackenburg B,Klein C,Klimek W,Oswald H,Fleck E

更新日期：2000-03-28 00:00:00

abstract：:The 21-amino acid peptide endothelin-1 (ET-1) is the predominant isoform of the endothelin peptide family, which includes ET-2, ET-3, and ET-4. It exerts various biological effects, including vasoconstriction and the stimulation of cell proliferation in tissues both within and outside of the cardiovascular system. ET-...

journal_title：Circulation

authors： Lüscher TF,Barton M

更新日期：2000-11-07 00:00:00

abstract：BACKGROUND:Postprandial angina pectoris has been recognized for more than two centuries and can be identified in up to 10% of patients with chronic ischemic heart disease. Redistribution of myocardial blood flow, from a region supplied by a severely stenotic coronary artery to those supplied by less diseased or normal ...

journal_title：Circulation

authors： Baliga RR,Rosen SD,Camici PG,Kooner JS

更新日期：1998-03-31 00:00:00

abstract：BACKGROUND:Endothelin (ET)-1 and norepinephrine (NE) are involved in myocardial ischemia/reperfusion injury. We investigated the role of ET-1 in ischemia/reperfusion-induced NE overflow and cardiac dysfunction using a selective ET(A) receptor antagonist (ABT-627), a selective ET(B) receptor antagonist (A-192621), and t...

journal_title：Circulation

authors： Yamamoto S,Matsumoto N,Kanazawa M,Fujita M,Takaoka M,Gariepy CE,Yanagisawa M,Matsumura Y

更新日期：2005-01-25 00:00:00

abstract：BACKGROUND:Reduced insulin sensitivity has been proposed as an important risk factor in the development of atherosclerosis. However, insulin sensitivity is related to many other cardiovascular risk factors, including plasma insulin levels, and it is unclear whether an independent role of insulin sensitivity exists. Lar...

journal_title：Circulation

authors： Howard G,O'Leary DH,Zaccaro D,Haffner S,Rewers M,Hamman R,Selby JV,Saad MF,Savage P,Bergman R

更新日期：1996-05-15 00:00:00

abstract：BACKGROUND:One of the features of high-risk atherosclerotic plaques is a preponderance of macrophages. Experimental studies with hyperlipidemic rabbits have shown that ultrasmall superparamagnetic particles of iron oxide (USPIOs) accumulate in plaques with a high macrophage content and that this induces magnetic resona...

journal_title：Circulation

authors： Kooi ME,Cappendijk VC,Cleutjens KB,Kessels AG,Kitslaar PJ,Borgers M,Frederik PM,Daemen MJ,van Engelshoven JM

更新日期：2003-05-20 00:00:00

abstract：BACKGROUND:Isoprostanes (iPs) are free radical-catalyzed products of arachidonic acid that reflect lipid peroxidation in vivo. Several iPs exert biological effects in vitro and may contribute to the functional consequences of oxidant stress. For example, iPF(2alpha)-III (8-iso PGF(2alpha)) and iPE(2)-III modulate plate...

journal_title：Circulation

authors： Audoly LP,Rocca B,Fabre JE,Koller BH,Thomas D,Loeb AL,Coffman TM,FitzGerald GA

更新日期：2000-06-20 00:00:00

abstract：BACKGROUND:Vascular endothelial cell growth factor plays a pivotal role in angiogenesis via regulating endothelial cell proliferation. The X-box binding protein 1 (XBP1) is believed to be a signal transducer in the endoplasmic reticulum stress response. It is unknown whether there is crosstalk between vascular endothel...

journal_title：Circulation

authors： Zeng L,Xiao Q,Chen M,Margariti A,Martin D,Ivetic A,Xu H,Mason J,Wang W,Cockerill G,Mori K,Li JY,Chien S,Hu Y,Xu Q

更新日期：2013-04-23 00:00:00