Norepinephrine precursor therapy in neurogenic orthostatic hypotension.

abstract：BACKGROUND:Rel/NF-kappaB, an oxidative stress-responsive transcription factor, participates transiently in the control of gene expression. The cellular mechanisms that mediate NF-kappaB activation during ischemia (and during reperfusion in the course of treating ischemia) are not known. METHODS AND RESULTS:To investig...

journal_title：Circulation

authors： Canty TG Jr,Boyle EM Jr,Farr A,Morgan EN,Verrier ED,Pohlman TH

更新日期：1999-11-09 00:00:00

abstract：BACKGROUND:This study aimed to assess if clampless off-pump coronary artery bypass grafting (CABG) decreases risk-adjusted mortality, stroke rate, and morbidity in unselected patients in comparison to conventional CABG. METHODS AND RESULTS:Between July 2009 and November 2010, data of 1282 consecutive patients undergoi...

journal_title：Circulation

authors： Börgermann J,Hakim K,Renner A,Parsa A,Aboud A,Becker T,Masshoff M,Zittermann A,Gummert JF,Kuss O

更新日期：2012-09-11 00:00:00

abstract：BACKGROUND:Systemic markers of inflammation have been found in unstable angina. Disruption of culprit coronary stenoses may cause a greater inflammatory response in patients with unstable than those with stable angina. We assessed the time course of C-reactive protein (CRP), serum amyloid A protein (SAA), and interleuk...

journal_title：Circulation

authors： Liuzzo G,Buffon A,Biasucci LM,Gallimore JR,Caligiuri G,Vitelli A,Altamura S,Ciliberto G,Rebuzzi AG,Crea F,Pepys MB,Maseri A

更新日期：1998-12-01 00:00:00

abstract：BACKGROUND:N-methyl-1-deoxynojirimycin (MOR-14), an alpha-glucosidase inhibitor, reduces the glycogenolytic rate by inhibiting the alpha-1,6-glucosidase of glycogen-debranching enzyme in the liver, in addition to possessing an antihyperglycemic action by blocking alpha-1,4-glucosidase in the intestine. Because the redu...

journal_title：Circulation

authors： Arai M,Minatoguchi S,Takemura G,Uno Y,Kariya T,Takatsu H,Fujiwara T,Higashioka M,Yoshikuni Y,Fujiwara H

更新日期：1998-04-07 00:00:00

abstract：:The effect of acute alterations in coronary blood flow (CBF) on left ventricular (LV) end-diastolic wall thickness was measured by reflected ultrasound in twelve anesthetized dogs. During five minutes of coronary ligation, wall thickness decreased from a control of 9.0 +/- 0.3 mm to 8.1 +/- 0.3 mm (P less than 0.001);...

journal_title：Circulation

authors： Gaasch WH,Bernard SA

更新日期：1977-10-01 00:00:00

abstract：BACKGROUND:In patients with atrial fibrillation, intracardiac atrial defibrillation causes discomfort. An easily applicable, short-acting analgesic and anxiolytic drug would increase acceptability of this new treatment mode. METHODS AND RESULTS:In a double-blind, placebo-controlled manner, the effect of intranasal but...

journal_title：Circulation

authors： Timmermans C,Rodriguez LM,Ayers GM,Lambert H,Smeets JL,Vlaeyen JW,Albert A,Wellens HJ

更新日期：1999-04-13 00:00:00

abstract：:Verapamil, a calcium antagonist, has been used extensively for treatment of cardiac arrhythmias. Concern persists, however, that it may seriously depress myocardial function in cardiac patients. To investigate this possibility, 20 patients with coronary artery disease (CAD) but no heart failure were given intravenous ...

journal_title：Circulation

authors： Ferlinz J,Easthope JL,Aronow WS

更新日期：1979-02-01 00:00:00

abstract：:The effects of verapamil (0.02-0.2 mg/kg) on contractility in normal and partially ischemic myocardium were compared with the changes following propranolol (0.01-1.0 mg/kg). Regional contractile function was studied in open-chest dogs with ultrasonic crystals and ischemia was controlled by graded occlusion of a caroti...

journal_title：Circulation

authors： Smith HJ,Goldstein RA,Griffith JM,Kent KM,Epstein SE

更新日期：1976-10-01 00:00:00

abstract：BACKGROUND:Recent data suggest that the Berlin Heart EXCOR Pediatric ventricular assist device is superior to extracorporeal membrane oxygenation for bridge to heart transplantation. Published data are limited to 1 in 4 children who received the device as part of the US clinical trial. We analyzed outcomes for all US c...

journal_title：Circulation

authors： Almond CS,Morales DL,Blackstone EH,Turrentine MW,Imamura M,Massicotte MP,Jordan LC,Devaney EJ,Ravishankar C,Kanter KR,Holman W,Kroslowitz R,Tjossem C,Thuita L,Cohen GA,Buchholz H,St Louis JD,Nguyen K,Niebler RA,Walt

更新日期：2013-04-23 00:00:00

abstract：BACKGROUND:Television viewing time, the predominant leisure-time sedentary behavior, is associated with biomarkers of cardiometabolic risk, but its relationship with mortality has not been studied. We examined the associations of prolonged television viewing time with all-cause, cardiovascular disease (CVD), cancer, an...

journal_title：Circulation

authors： Dunstan DW,Barr EL,Healy GN,Salmon J,Shaw JE,Balkau B,Magliano DJ,Cameron AJ,Zimmet PZ,Owen N

更新日期：2010-01-26 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:Little is known about the function of inositol 1,4,5-trisphosphate receptors (IP3Rs) in the adult heart experimentally. Moreover, whether these Ca(2+) release channels are present and play a critical role in human cardiomyocytes remains to be defined. IP3Rs may be activated after Gαq-protein-coupled receptor...

journal_title：Circulation

authors： Signore S,Sorrentino A,Ferreira-Martins J,Kannappan R,Shafaie M,Del Ben F,Isobe K,Arranto C,Wybieralska E,Webster A,Sanada F,Ogórek B,Zheng H,Liu X,Del Monte F,D'Alessandro DA,Wunimenghe O,Michler RE,Hosoda T,Goichb

更新日期：2013-09-17 00:00:00

abstract：BACKGROUND:We measured the content and activities of components of the beta-adrenergic receptor-G protein-adenylate cyclase complex and adrenergic neurotransmitter levels in left and right ventricular myocardial preparations derived from 77 end-stage failing human hearts from patients with idiopathic dilated cardiomyop...

journal_title：Circulation

authors： Bristow MR,Anderson FL,Port JD,Skerl L,Hershberger RE,Larrabee P,O'Connell JB,Renlund DG,Volkman K,Murray J

更新日期：1991-09-01 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：:These types of studies lay the foundation for understanding the human apolipoproteins at the genetic level. In addition, through a few specific examples, we have already shown evidence at the DNA level that lesions in apolipoprotein genes can play a role in human atherosclerosis. This work is in its infancy, but we ho...

journal_title：Circulation

authors： Breslow JL

更新日期：1984-06-01 00:00:00

abstract：BACKGROUND:The cyclin-dependent kinase inhibitor p27(kip1) is a key regulator of smooth muscle cell and leukocyte proliferation in vascular disease, including in-stent restenosis. We therefore hypothesized that common genetic variations or single nucleotide polymorphisms in p27(kip1) may serve as a useful tool in risk ...

journal_title：Circulation

authors： van Tiel CM,Bonta PI,Rittersma SZ,Beijk MA,Bradley EJ,Klous AM,Koch KT,Baas F,Jukema JW,Pons D,Sampietro ML,Pannekoek H,de Winter RJ,de Vries CJ

更新日期：2009-08-25 00:00:00

abstract：:Amiloride, a widely used diuretic, has multiple pharmacological actions, including inhibition of the sodium-hydronium ion and the sodium-calcium exchanger in heart. In terms of cardiac electrophysiology, amiloride prolongs action potential duration without alteration in upstroke velocity of phase 0 in Purkinje fibers....

journal_title：Circulation

authors： Duff HJ,Lester WM,Rahmberg M

更新日期：1988-12-01 00:00:00

abstract：BACKGROUND:Macrophages contribute to the progression and acute complications of atherosclerosis. Macrophage imaging may serve as a biomarker to identify subclinical inflamed lesions, to predict future risk, and to aid in the assessment of novel therapies. METHODS AND RESULTS:To test the hypothesis that nanoparticle-en...

journal_title：Circulation

authors： Morishige K,Kacher DF,Libby P,Josephson L,Ganz P,Weissleder R,Aikawa M

更新日期：2010-10-26 00:00:00

abstract：BACKGROUND:Calcium-insensitive transient outward current (I(to)) is important to the development of cardiac memory (CM), which itself reflects the capacity of the heart to remodel electrophysiologically. We used cardiac pacing to test the hypothesis that CM evolution can be explained by developmental maturation of I(to...

journal_title：Circulation

authors： Plotnikov AN,Sosunov EA,Patberg KW,Anyukhovsky EP,Gainullin RZ,Shlapakova IN,Krishnamurthy G,Danilo P Jr,Rosen MR

更新日期：2004-08-03 00:00:00

abstract：BACKGROUND:Cellular electrophysiological alterations may contribute to arrhythmogenesis in cardiac hypertrophy. An L-like current occurs in left ventricular myocytes (LVMs) isolated from the hypertrophied heart of old spontaneously hypertensive rats (SHR). Factors that influence L occurrence during development of cardi...

journal_title：Circulation

authors： Cerbai E,Barbieri M,Mugelli A

更新日期：1996-10-01 00:00:00

abstract：:Ventricular tachycardia is unusual in infancy. Three infants are described in whom this arrhythmia was documented by electrophysiologic studies. The ability to start and terminate this rhythm by critically timed premature ventricular stimulation suggests a reentrant mechanism. All three patients have remained free of ...

journal_title：Circulation

authors： Gaum WE,Schwartz DC,Kaplan S

更新日期：1980-08-01 00:00:00

abstract：BACKGROUND:Inflammation and thrombosis coexist in several disorders. Although it is recognized that leukocytes may induce a procoagulant state at sites of inflammation, the critical molecular determinants of this process remain largely unknown. METHODS AND RESULTS:To examine mechanisms of inflammation-induced thrombos...

journal_title：Circulation

authors： Hirahashi J,Hishikawa K,Kaname S,Tsuboi N,Wang Y,Simon DI,Stavrakis G,Shimosawa T,Xiao L,Nagahama Y,Suzuki K,Fujita T,Mayadas TN

更新日期：2009-09-29 00:00:00

abstract：BACKGROUND:CD4+CD28null T cells are present in increased numbers in the peripheral blood of patients with acute coronary syndrome (ACS) compared with patients with chronic stable angina (CSA). The triggers of activation and expansion of these cells to date remain unclear. METHODS AND RESULTS:Twenty-one patients with A...

journal_title：Circulation

authors： Zal B,Kaski JC,Arno G,Akiyu JP,Xu Q,Cole D,Whelan M,Russell N,Madrigal JA,Dodi IA,Baboonian C

更新日期：2004-03-16 00:00:00

abstract：BACKGROUND:Statins are effective in the primary prevention of atherosclerotic cardiovascular disease. The 2013 American College of Cardiology/American Heart Association (ACC/AHA) guideline expands recommended statin use, but its cost-effectiveness has not been compared with other guidelines. METHODS:We used the Cardio...

journal_title：Circulation

authors： Heller DJ,Coxson PG,Penko J,Pletcher MJ,Goldman L,Odden MC,Kazi DS,Bibbins-Domingo K

更新日期：2017-09-19 00:00:00

abstract：:Neuroendocrine activation is known to occur in patients with congestive heart failure, but there is uncertainty as to whether this occurs before or after the presence of overt symptoms. In the Studies of Left Ventricular Dysfunction (SOLVD), a multicenter study of patients with ejection fractions of 35% or less, we co...

journal_title：Circulation

authors： Francis GS,Benedict C,Johnstone DE,Kirlin PC,Nicklas J,Liang CS,Kubo SH,Rudin-Toretsky E,Yusuf S

更新日期：1990-11-01 00:00:00

abstract：:A significant fraction of patients in whom mechanical left ventricular assist devices are implanted for refractory cardiac failure after open heart surgery have had the complication of right heart failure. To evaluate the effects of left ventricular assistance and pressure unloading on right ventricular function, we p...

journal_title：Circulation

authors： Farrar DJ,Compton PG,Dajee H,Fonger JD,Hill JD

更新日期：1984-10-01 00:00:00

abstract：BACKGROUND:We have demonstrated that brain natriuretic peptide (BNP) is a cardiac hormone predominantly synthesized in and secreted from the ventricle. We have also reported that, compared with atrial natriuretic peptide (ANP), the plasma concentration of BNP is increased to a greater degree in patients with congestive...

journal_title：Circulation

authors： Hama N,Itoh H,Shirakami G,Nakagawa O,Suga S,Ogawa Y,Masuda I,Nakanishi K,Yoshimasa T,Hashimoto Y

更新日期：1995-09-15 00:00:00

abstract：BACKGROUND:Systemic delivery of bone marrow-derived mesenchymal stem cells (BM-MSCs) is an attractive approach for myocardial repair. We aimed to test this strategy in a rat model after myocardial infarction (MI). METHODS AND RESULTS:BM-MSCs were obtained from rat bone marrow, expanded in vitro to a purity of >50%, an...

journal_title：Circulation

authors： Barbash IM,Chouraqui P,Baron J,Feinberg MS,Etzion S,Tessone A,Miller L,Guetta E,Zipori D,Kedes LH,Kloner RA,Leor J

更新日期：2003-08-19 00:00:00

abstract：:Electrophysiologic effects of 50 mg iv ajmaline were evaluated in 10 patients with atrioventricular nodal reentrant paroxysmal supraventricular tachycardia (PSVT) utilizing the slow pathway for antegrade and the fast pathway for retrograde conduction. Ajmaline terminated the PSVT in all 10 patients in 17 to 165 sec (m...

journal_title：Circulation

authors： Sethi KK,Jaishankar S,Gupta MP

更新日期：1984-11-01 00:00:00

abstract：BACKGROUND:We sought to separately examine the effects of either weight loss or diets varying in protein content and glycemic index without further changes in body weight on cardiovascular risk factors within the Diet, Obesity, and Genes study (DiOGenes). METHODS AND RESULTS:DiOGenes is a pan-European controlled dieta...

journal_title：Circulation

authors： Gögebakan O,Kohl A,Osterhoff MA,van Baak MA,Jebb SA,Papadaki A,Martinez JA,Handjieva-Darlenska T,Hlavaty P,Weickert MO,Holst C,Saris WH,Astrup A,Pfeiffer AF,DiOGenes.

更新日期：2011-12-20 00:00:00