Twenty-four-hour ambulatory blood pressure in shift workers.

abstract：BACKGROUND:Signaling through protein tyrosine kinases (PTKs) is a major contributor to the transmission of mitogenic stimuli to the interior of the cell and nucleus. The present study was designed to determine the effect of the tyrphostin AG1295, a selective blocker of PDGF-receptor PTK, on the growth of porcine and hu...

journal_title：Circulation

authors： Banai S,Wolf Y,Golomb G,Pearle A,Waltenberger J,Fishbein I,Schneider A,Gazit A,Perez L,Huber R,Lazarovichi G,Rabinovich L,Levitzki A,Gertz SD

更新日期：1998-05-19 00:00:00

abstract：BACKGROUND:It is unclear whether increased left ventricular (LV) mass in overweight individuals is related to their adiposity or to greater fat-free mass (FFM). METHODS AND RESULTS:We compared echocardiographic LV mass to FFM and adipose body mass by bioelectric impedance and to anthropometric measurements in 3107 Ame...

journal_title：Circulation

authors： Bella JN,Devereux RB,Roman MJ,O'Grady MJ,Welty TK,Lee ET,Fabsitz RR,Howard BV

更新日期：1998-12-08 00:00:00

abstract：BACKGROUND:Exposure to risk factors such as hypertension or hypercholesterolemia decreases the bioavailability of endothelium-derived nitric oxide (NO) and impairs endothelium-dependent vasodilation. Recently, a circulating endogenous NO synthase inhibitor, asymmetric dimethylarginine (ADMA), has been detected in human...

journal_title：Circulation

authors： Miyazaki H,Matsuoka H,Cooke JP,Usui M,Ueda S,Okuda S,Imaizumi T

更新日期：1999-03-09 00:00:00

abstract：BACKGROUND:Pharmacological ventricular rate control is an acceptable atrial fibrillation (AF) therapy limited by systemic toxicity. We postulate that focal catheter-based drug delivery into the atrioventricular nodal (AVN) region may effectively control ventricular rate during AF without systemic toxicity. This study e...

journal_title：Circulation

authors： Sigg DC,Hiniduma-Lokuge P,Coles JA Jr,Falkner P,Rose R,Urban JF,Ujhelyi MR

更新日期：2006-05-23 00:00:00

abstract：BACKGROUND:Despite improvements in management, infective endocarditis remains associated with high mortality and morbidity. We describe temporal changes in the incidence, microbiology, and outcomes of infective endocarditis and the effect of changes in national antibiotic prophylaxis guidelines on incident infective en...

journal_title：Circulation

authors： Shah ASV,McAllister DA,Gallacher P,Astengo F,Rodríguez Pérez JA,Hall J,Lee KK,Bing R,Anand A,Nathwani D,Mills NL,Newby DE,Marwick C,Cruden NL

更新日期：2020-06-23 00:00:00

abstract：BACKGROUND:Patients with treated diabetes in the randomized-trial segment of the Bypass Angioplasty Revascularization Investigation (BARI) who were randomized to initial revascularization with PTCA had significantly worse 5-year survival than patients assigned to CABG. This treatment difference was not seen among diabe...

journal_title：Circulation

authors： Detre KM,Guo P,Holubkov R,Califf RM,Sopko G,Bach R,Brooks MM,Bourassa MG,Shemin RJ,Rosen AD,Krone RJ,Frye RL,Feit F

更新日期：1999-02-09 00:00:00

abstract：:Recent reports of selected observational studies and a meta-analysis have stirred controversy and have become the impetus for calls to abandon recommendations for reduced sodium intake by the US general population. A detailed review of these studies documents substantial methodological concerns that limit the usefulne...

journal_title：Circulation

authors： Whelton PK,Appel LJ,Sacco RL,Anderson CA,Antman EM,Campbell N,Dunbar SB,Frohlich ED,Hall JE,Jessup M,Labarthe DR,MacGregor GA,Sacks FM,Stamler J,Vafiadis DK,Van Horn LV

更新日期：2012-12-11 00:00:00

abstract：:An enzyme histochemical study of the sinoatrial node, the coronary sinus, and the atrial muscle extending into the anterior mitral valve was performed on human hearts. Investigation of the activity and localization of the structurally bound enzymes was performed by conventional histochemical techniques. Determination ...

journal_title：Circulation

authors： Théry C,Krivosic I,Asseman P,Meijer AE

更新日期：1985-07-01 00:00:00

abstract：BACKGROUND:We surveyed the national experience of coronary artery bypass grafting (CABG) for coronary sequelae of Kawasaki disease (kDa) in 2002. METHODS AND RESULTS:A questionnaire was returned from 323/552 (59%) institutions. Two hundred forty-four patients (188 male 56 female) since 1975 were identified. The mean n...

journal_title：Circulation

authors： Tsuda E,Kitamura S,Cooperative Study Group of Japan.

更新日期：2004-09-14 00:00:00

abstract：:In this study we extended the characterization of outcome in 1214 medically treated patients with coronary disease by considering nonfatal infarction and death together as ischemic events. At 7 years, the cumulative event rate was 47% (18% for nonfatal infarction as the initial event and 29% for death as the initial e...

journal_title：Circulation

authors： Harris PJ,Lee KL,Harrell FE Jr,Behar VS,Rosati RA

更新日期：1980-10-01 00:00:00

abstract：BACKGROUND:Ten percent to 20% of potential cardiac donors with brain injury and no previous cardiac history have myocardial dysfunction. We assessed components of the beta-receptor-G-protein-adenylyl cyclase complex as well as the contractile response in 10 explanted acutely failing human hearts (donor heart dysfunctio...

journal_title：Circulation

authors： White M,Wiechmann RJ,Roden RL,Hagan MB,Wollmering MM,Port JD,Hammond E,Abraham WT,Wolfel EE,Lindenfeld J

更新日期：1995-10-15 00:00:00

abstract：BACKGROUND:It has been suggested that intracellular Ca2+ overload in cardiac myocytes leads to the development of diabetic cardiomyopathy. Troglitazone, an insulin-sensitizing agent, is a promising therapeutic agent for diabetes and has been shown to prevent diabetes-induced myocardial changes. To elucidate the underly...

journal_title：Circulation

authors： Nakajima T,Iwasawa K,Oonuma H,Imuta H,Hazama H,Asano M,Morita T,Nakamura F,Suzuki J,Suzuki S,Kawakami Y,Omata M,Okuda Y

更新日期：1999-06-08 00:00:00

abstract：BACKGROUND:The maintenance and termination of reentry arrhythmias are determined by tissue properties such as refractoriness and conduction velocity. Although the effects of Na(+) and K(+) channel block on electrophysiological properties and defibrillation threshold (DFT) have been studied, little is known about the ef...

journal_title：Circulation

authors： Qi X,Varma P,Newman D,Dorian P

更新日期：2001-09-25 00:00:00

abstract：:Because discrepancies about baroreflex sensitivity in essential hypertension may have resulted from the use of different measurement techniques, we assessed the extent to which the results of different techniques agree in the same subjects. The eight techniques studied were the change in RR interval per unit change in...

journal_title：Circulation

authors： Goldstein DS,Horwitz D,Keiser HR

更新日期：1982-08-01 00:00:00

abstract：BACKGROUND:Inflammation and matrix degradation may play a pathogenic role in chronic heart failure (CHF), and therefore, we examined whether thalidomide, a drug with potential immunomodulating and matrix-stabilizing properties, could improve left ventricular (LV) function in patients with CHF secondary to idiopathic di...

journal_title：Circulation

authors： Gullestad L,Ueland T,Fjeld JG,Holt E,Gundersen T,Breivik K,Følling M,Hodt A,Skårdal R,Kjekshus J,Andreassen A,Kjekshus E,Wergeland R,Yndestad A,Frøland SS,Semb AG,Aukrust P

更新日期：2005-11-29 00:00:00

abstract：BACKGROUND:Arterial remodeling after balloon angioplasty has been recognized as a major determinant of restenosis. Perturbation of collagen metabolism might be important. After balloon injury, matrix metalloproteinase (MMP) expression is upregulated. We investigated the effect of Batimastat, a nonspecific MMP inhibitor...

journal_title：Circulation

authors： de Smet BJ,de Kleijn D,Hanemaaijer R,Verheijen JH,Robertus L,van Der Helm YJ,Borst C,Post MJ

更新日期：2000-06-27 00:00:00

abstract：BACKGROUND:Nitric oxide (NO) modulates autonomic effects on myocardial contractility and sinus and atrioventricular nodal function of the heart. Whether NO influences autonomic actions on ventricular electrophysiological properties and arrhythmogenesis is not known. METHODS AND RESULTS:Four groups consisting of 43 aut...

journal_title：Circulation

authors： Fei L,Baron AD,Henry DP,Zipes DP

更新日期：1997-12-02 00:00:00

abstract：BACKGROUND:C-reactive protein (CRP) and interleukin (IL)-6 are important risk factors for atherosclerosis and coronary heart disease. In the present study, we examined serum levels of CRP and IL-6, IL-6 production by monocytes, and the effect of nasal continuous positive airway pressure (nCPAP) in patients with obstruc...

journal_title：Circulation

authors： Yokoe T,Minoguchi K,Matsuo H,Oda N,Minoguchi H,Yoshino G,Hirano T,Adachi M

更新日期：2003-03-04 00:00:00

abstract：BACKGROUND:Mechanisms favoring the occurrence of paroxysmal atrial fibrillation (PAF) are complex and poorly defined. This study was designed to analyze dynamic changes in autonomic tone preceding the onset of PAF in a large group of patients. METHODS AND RESULTS:Holter tapes from 77 unselected consecutive patients (6...

journal_title：Circulation

authors： Bettoni M,Zimmermann M

更新日期：2002-06-11 00:00:00

abstract：BACKGROUND:In animal models of cardiac arrest, the benefit afforded by hypothermia is closely linked to the rapidity of the decrease in body temperature after resuscitation. Because total liquid ventilation (TLV) with temperature-controlled perfluorocarbons induces a very rapid and generalized cooling, we aimed to dete...

journal_title：Circulation

authors： Chenoune M,Lidouren F,Adam C,Pons S,Darbera L,Bruneval P,Ghaleh B,Zini R,Dubois-Randé JL,Carli P,Vivien B,Ricard JD,Berdeaux A,Tissier R

更新日期：2011-08-23 00:00:00

abstract：:The goals of electrocardiographic (ECG) monitoring in hospital settings have expanded from simple heart rate and basic rhythm determination to the diagnosis of complex arrhythmias, myocardial ischemia, and prolonged QT interval. Whereas computerized arrhythmia analysis is automatic in cardiac monitoring systems, compu...

journal_title：Circulation

authors： Drew BJ,Califf RM,Funk M,Kaufman ES,Krucoff MW,Laks MM,Macfarlane PW,Sommargren C,Swiryn S,Van Hare GF,American Heart Association.,Councils on Cardiovascular Nursing, Clinical Cardiology, and Cardiovascular Disease in the Young.

更新日期：2004-10-26 00:00:00

abstract：BACKGROUND:Automatic implantable cardioverter-defibrillator therapy is considered the only effective treatment for high-risk patients with Brugada syndrome. Quinidine depresses I(to) current, which may play an important role in the arrhythmogenesis of this disease. METHODS AND RESULTS:The effects of quinidine bisulfat...

journal_title：Circulation

authors： Belhassen B,Glick A,Viskin S

更新日期：2004-09-28 00:00:00

abstract：:Patients with aortic stenosis develop widely variable patterns of left ventricular hypertrophy and dysfunction. We postulated that coronary atherosclerosis (CAD) may be associated with impaired left ventricular function and chamber dilatation in patients with aortic stenosis. Left ventricular mass and volumes were qua...

journal_title：Circulation

authors： Vekshtein VI,Alexander RW,Yeung AC,Plappert T,Sutton MG,Ganz P,Selwyn AP,Bittl JA

更新日期：1990-12-01 00:00:00

abstract：:Postoperative angiographic studies were carried out at 1 month, 1 year, and 10 years in two groups of patients: 238 patients with saphenous vein (SV) grafts and 40 patients with internal mammary artery (IMA) grafts. Cumulative patency was better in IMA grafts, both at 1 year (88.5% vs 76.4%) and at 10 years (84.1% vs ...

journal_title：Circulation

authors： Grondin CM,Campeau L,Lespérance J,Enjalbert M,Bourassa MG

更新日期：1984-09-01 00:00:00

abstract：BACKGROUND:Patients with diabetes mellitus (DM) are at high risk of developing congestive heart failure (CHF). However, the relationships between glucose levels and CHF in people with or without a history of DM have not been well characterized. METHODS AND RESULTS:We evaluated the associations between fasting plasma g...

journal_title：Circulation

authors： Held C,Gerstein HC,Yusuf S,Zhao F,Hilbrich L,Anderson C,Sleight P,Teo K,ONTARGET\/TRANSCEND Investigators.

更新日期：2007-03-20 00:00:00

abstract：BACKGROUND:Airborne particulate matter has been linked to excess morbidity and mortality. Recent attention has focused on the effects of particulate exposure on cardiac autonomic control. Inhaled particulates may affect the autonomic nervous system either directly, by eliciting a sympathetic stress response, or indirec...

journal_title：Circulation

authors： Magari SR,Hauser R,Schwartz J,Williams PL,Smith TJ,Christiani DC

更新日期：2001-08-28 00:00:00

abstract：BACKGROUND:The availability of selective antagonists for angiotensin II receptors has focused interest on the gene expression of angiotensin II-receptor subtypes in the human heart. METHODS AND RESULTS:We analyzed expression of the AT1 and AT2 subtypes of the angiotensin II receptor in ventricular myocardium taken fro...

journal_title：Circulation

authors： Haywood GA,Gullestad L,Katsuya T,Hutchinson HG,Pratt RE,Horiuchi M,Fowler MB

更新日期：1997-03-04 00:00:00

abstract：:While the steady-state effects of positive pleural pressure on the circulation have been extensively studied, less is known about the immediate effects of positive intrathoracic pressure on cardiac dynamics. Therefore, we performed electrocardiographically gated radionuclide ventriculography with a respiratory gating ...

journal_title：Circulation

authors： Natarajan TK,Wise RA,Karam M,Permutt S,Wagner HN Jr

更新日期：1987-01-01 00:00:00

abstract：:BACKGROUND. A pace mapping technique using body surface potential maps (BSPMs) was developed to guide the positioning of an ablation catheter at the ventricular insertion point of accessory pathways (AP) in patients with the Wolff-Parkinson-White syndrome (WPW). METHODS AND RESULTS. The study was performed on 30 WPW p...

journal_title：Circulation

authors： Dubuc M,Nadeau R,Tremblay G,Kus T,Molin F,Savard P

更新日期：1993-01-01 00:00:00

abstract：BACKGROUND:Cyclosporin A is reported to impair endothelium-mediated vasorelaxation and induce endothelin release in some noncoronary vascular beds. We wished to determine whether acute cyclosporine administration induces endothelial dysfunction in coronary conductance or resistance arteries. METHODS AND RESULTS:We exa...

journal_title：Circulation

authors： Sudhir K,MacGregor JS,DeMarco T,De Groot CJ,Taylor RN,Chou TM,Yock PG,Chatterjee K

更新日期：1994-12-01 00:00:00