Heart Rate

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  Subject Areas on Research

  • 2015 HRS/EHRA/APHRS/SOLAECE expert consensus statement on optimal implantable cardioverter-defibrillator programming and testing. 
  • A 1-year follow-up of Raynaud's patients treated with behavioral therapy techniques. 
  • A VGF-derived peptide attenuates development of type 2 diabetes via enhancement of islet β-cell survival and function. 
  • A comparison of anesthetic techniques for awake intubation in neurosurgical patients. 
  • A comparison of studies on the effects of controlled exposure to fine, coarse and ultrafine ambient particulate matter from a single location. 
  • A comparison of sublingual nifedipine versus nitroglycerin in the treatment of acute angina pectoris. 
  • A comparison of the efficacy and safety of iopamidol-370 and iodixanol-320 in patients undergoing multidetector-row computed tomography. 
  • A controlled trial of acute effects of human exposure to traffic particles on pulmonary oxidative stress and heart rate variability. 
  • A cross-sectional study of exercise performance during the first 2 decades of life after the Fontan operation. 
  • A method for quantitating antifibrillatory effects of drugs after coronary reperfusion in dogs: improved outcome with bretylium. 
  • A model of sequential heart and composite tissue allotransplant in rats. 
  • A new modality in nonstress testing: evaluation of beat-to-beat fetal heart rate variability. 
  • A novel application for bolus remifentanil: blunting the hemodynamic response to Mayfield skull clamp placement. 
  • A novel implantable cardiac telemetry system for studying atrial fibrillation. 
  • A parametric analysis of the effects of cardiopulmonary vagal electrostimulation on the digastric reflex in cats. 
  • A reassessment of the echocardiogram in mitral stenosis. 
  • A robust protocol for regional evaluation of methacholine challenge in mouse models of allergic asthma using hyperpolarized 3He MRI. 
  • A seven-month survival of a calf with an artificial heart designed for human use. 
  • ACC/AHA 2002 guideline update for exercise testing: summary article. A report of the American College of Cardiology/American Heart Association Task Force on Practice Guidelines (Committee to Update the 1997 Exercise Testing Guidelines). 
  • ACC/AHA 2002 guideline update for exercise testing: summary article: a report of the American College of Cardiology/American Heart Association Task Force on Practice Guidelines (Committee to Update the 1997 Exercise Testing Guidelines). 
  • Ability of heart rate variability to predict prognosis in patients with advanced congestive heart failure. 
  • Abnormal cardiac Na(+) channel properties and QT heart rate adaptation in neonatal ankyrin(B) knockout mice. 
  • Absence of detectable pharmacological effects after oral administration of isoxsuprine. 
  • Accentuated vagal antagonism of beta-adrenergic effects on ventricular repolarization. Evidence of weaker antagonism in hostile type A men. 
  • Accurate awareness of heartbeat in hypochondriacal and non-hypochondriacal patients. 
  • Achieving a Maximally Tolerated β-Blocker Dose in Heart Failure Patients: Is There Room for Improvement? 
  • Activation in the region of parabrachial nucleus elicits neurogenically mediated coronary vasoconstriction. 
  • Acute administration of acyl, but not desacyl ghrelin, decreases blood pressure in healthy humans. 
  • Acute changes in cranial blood flow after cocaine hydrochloride. 
  • Acute changes in heart rate variability in subjects with diabetes following a highway traffic exposure. 
  • Acute effects of ethanol on myocardial blood flow in the nonischemic and ischemic heart. 
  • Acute effects of nicotine and mecamylamine on tobacco withdrawal symptoms, cigarette reward and ad lib smoking. 
  • Acute functional consequences of left ventriculotomy. 
  • Acute hemodynamic changes after rapid intravenous bolus dosing of dexmedetomidine in pediatric heart transplant patients undergoing routine cardiac catheterization. 
  • Acute hemodynamic changes during carotid artery stenting. 
  • Adrenergic modulation of cardiac development in the rat: effects of prenatal exposure to propranolol via continuous maternal infusion. 
  • Aerosol delivery in intubated, mechanically ventilated patients. 
  • Aggravation of exercise performance in patients with anemia by 3% carboxyhemoglobin. 
  • Aggressive and nonaggressive boys' physiological and cognitive processes in response to peer provocations. 
  • Alterations in carotid arterial velocity-time profile produced by the Blalock-Taussig shunt. 
  • Alterations in hemodynamics and left ventricular contractility during carbon dioxide pneumoperitoneum. 
  • Alterations in left ventricular three-dimensional dynamic geometry and systolic function during acute right ventricular hypertension in the conscious dog. 
  • Alterations of myocardial blood flow associated with experimental canine left ventricular hypertrophy secondary to valvular aortic stenosis. 
  • Altered airway and cardiac responses in mice lacking G protein-coupled receptor kinase 3. 
  • Ambulatory cardiovascular activity and hostility ratings in women with chronic posttraumatic stress disorder. 
  • Ambulatory cardiovascular activity in Vietnam combat veterans with and without posttraumatic stress disorder. 
  • Ambulatory monitoring and physical health report in Vietnam veterans with and without chronic posttraumatic stress disorder. 
  • Amrinone in severe congestive heart failure: another look at an intriguing new cardioactive drug. 
  • An adaptive method for testing for change in digitized cardiotachometer data. 
  • An analysis of the effects of acetylcholine on conduction and refractoriness in the rabbit sinus node. 
  • An exploratory study of the combined effects of orally administered methylphenidate and delta-9-tetrahydrocannabinol (THC) on cardiovascular function, subjective effects, and performance in healthy adults. 
  • Analysis of pulsatile pulmonary artery blood flow in the unanesthetized dog. 
  • Anemia in patients with heart failure and preserved systolic function. 
  • Anesthesia for craniotomy: a double-blind comparison of alfentanil, fentanyl, and sufentanil. 
  • Ankyrin-B mutation causes type 4 long-QT cardiac arrhythmia and sudden cardiac death. 
  • Antiarrhythmic drug action. Blockade of the inward sodium current. 
  • Antiarrhythmic efficacy of azimilide in patients with atrial fibrillation. Maintenance of sinus rhythm after conversion to sinus rhythm. 
  • Antihypertensive effectiveness of very low doses of hydrochlorothiazide: results of the PHICOG Trial. 
  • Anxiety and vagal control of heart rate. 
  • Anxiety reduces baroreflex cardiac control in older adults with major depression. 
  • Appearance of atrial rhythm with absent P wave in longstanding atrial fibrillation. 
  • Arrhythmias in patients with hypoplastic left heart syndrome. 
  • Arterial compliance in adolescents and young adults receiving chronic hemodialysis. 
  • Arterial-venous nitroglycerin gradient during intravenous infusion in man. 
  • Assessing the safety of del Nido cardioplegia solution in adult congenital cases. 
  • Assessment of intubating conditions in adults after induction with propofol and varying doses of remifentanil. 
  • Assessment of left ventricular function by resting and exercise radionuclide angiocardiography following acute myocardial infarction. 
  • Assessment of ventricular function in coronary artery disease by means of atrial pacing and exercise. 
  • Association between admission white blood cell count and one-year mortality in patients with acute coronary syndromes. 
  • Association between changes in air pollution levels during the Beijing Olympics and biomarkers of inflammation and thrombosis in healthy young adults. 
  • Association between n-3 fatty acid consumption and ventricular ectopy after myocardial infarction. 
  • Association of a pulsatile blood flow pattern on coronary arteriography and short-term clinical outcomes in acute myocardial infarction. 
  • Association of anxiety with reduced baroreflex cardiac control in patients after acute myocardial infarction. 
  • Association of depressive symptoms with reduced baroreflex cardiac control in coronary artery disease. 
  • Atrial natriuretic factor-specific antibody as a tool for physiological studies. Evidence for role of atrial natriuretic factor in aldosterone and renal electrolyte regulation. 
  • Atrial natriuretic factor: pharmacokinetics and cyclic GMP response in relation to biologic effects in severe heart failure. 
  • Atrial natriuretic hormone, vessel dilator, long-acting natriuretic hormone, and kaliuretic hormone decrease the circulating concentrations of total and tree T4 and free T3 with reciprocal increase in TSH. 
  • Atrioventricular and ventricular-to-ventricular programming in patients with cardiac resynchronization therapy: results from ALTITUDE. 
  • Automated J wave detection from digital 12-lead electrocardiogram. 
  • Automatic determination of minimal cardiac motion phases for computed tomography imaging: initial experience. 
  • Autonomic and behavioral responses of selectively bred hypercholinergic rats to oxotremorine and diisopropyl fluorophosphate. 
  • Autonomic mechanisms of training bradycardia: beta-adrenergic receptors in humans. 
  • Baseline risk of major bleeding in non-ST-segment-elevation myocardial infarction: the CRUSADE (Can Rapid risk stratification of Unstable angina patients Suppress ADverse outcomes with Early implementation of the ACC/AHA Guidelines) Bleeding Score. 
  • Behavioral assessment of narcotic detoxification fear. 
  • Behavioural and cardiovascular effects of disrupting the angiotensin II type-2 receptor in mice. 
  • Beta adrenergic blockade with propranolol and atenolol in the exercising dog: evidence for beta 2 adrenoceptors in the sinoatrial node. 
  • Beta adrenoceptor recovery after heart failure in the dog. 
  • Beta-adrenoceptor adaptation to endurance training. 
  • Beta1-adrenergic receptors stimulate cardiac contractility and CaMKII activation in vivo and enhance cardiac dysfunction following myocardial infarction. 
  • Biobehavioral basis of coronary-prone behavior in middle-age men. Part II: Serum cholesterol, the Type A behavior pattern, and hostility as interactive modulators of physiological reactivity. 
  • Biofeedback, autogenic training, and progressive relaxation in the treatment of Raynaud's disease: a comparative study. 
  • Blockade of smoking satisfaction using the peripheral nicotinic antagonist trimethaphan. 
  • Blood levels after sublingual nitroglycerin. 
  • Blood pressure reactivity and marital distress in employed women. 
  • Blood-gas and hemodynamic responses to oxygen in acute myocardial infarction. 
  • Borderline personality features as a predictor of forms and functions of aggression during middle childhood: examining the roles of gender and physiological reactivity. 
  • Caffeine affects cardiovascular and neuroendocrine activation at work and home. 
  • Caffeine affects cardiovascular responses to stress. 
  • Caffeine and cardiovascular responses to stress. 
  • Caffeine effects on cardiovascular and neuroendocrine responses to acute psychosocial stress and their relationship to level of habitual caffeine consumption. 
  • Caffeine raises blood pressure at work. 
  • Calabadion: A new agent to reverse the effects of benzylisoquinoline and steroidal neuromuscular-blocking agents. 
  • Capturing the cardiac effects of racial discrimination: Do the effects "keep going"? 
  • Carbohydrate-electrolyte drinks: effects on endurance cycling in the heat. 
  • Cardiac and microcirculatory effects of different doses of prostaglandin E1 in man. 
  • Cardiac function at rest and during exercise in normals and in patients with coronary heart disease: evaluation by radionuclide angiocardiography. 
  • Cardiac function during rest and exercise in patients with mitral valve prolapse. Role of radionuclear angiocardiography. 
  • Cardiac function in alcohol-associated systemic hypertension. 
  • Cardiac output by impedance cardiography: two alternative methodologies compared with thermodilution. 
  • Cardiac-specific overexpression of angiotensin II AT2 receptor causes attenuated response to AT1 receptor-mediated pressor and chronotropic effects. 
  • Cardio-protective effects of carnitine in streptozotocin-induced diabetic rats. 
  • Cardiovascular and metabolic response of tumour-bearing dogs to whole body hyperthermia. 
  • Cardiovascular and respiratory effects of harmine. 
  • Cardiovascular effects and safety of dental anesthesia and dental interventions in patients with recent uncomplicated myocardial infarction. 
  • Cardiovascular effects of mental arithmetic in Type A and Type B females. 
  • Cardiovascular events in patients with fabry disease natural history data from the fabry registry. 
  • Cardiovascular reactivity assessment: effects of choice of difficulty on laboratory task responses. 
  • Cardiovascular response to unilateral electroconvulsive therapy. 
  • Cardiovascular responses in the laboratory and in the natural environment: is blood pressure reactivity to laboratory-induced mental stress related to ambulatory blood pressure during everyday life? 
  • Cardiovascular responses to an active coping challenge as predictors of blood pressure patterns 10 to 15 years later. 
  • Cardiovascular responses to behavioral stressors: laboratory-field generalization and inter-task consistency. 
  • Central hemodynamic effects of an oxytocin receptor antagonist (atosiban) in the isolated, perfused rat heart. 
  • Central nervous system serotonin function and cardiovascular responses to stress. 
  • Central processing of noxious somatic stimuli in patients with irritable bowel syndrome compared with healthy controls. 
  • Central venous pressure monitoring: a guide to blood volume replacement in the dog. 
  • Cerebral lateralization and heartbeat discrimination. 
  • Cerebral oxidative metabolism is decreased with extreme apnoea in humans; impact of hypercapnia. 
  • Cerebrocortical oxygenation and ventilatory response during sustained hypoxia. 
  • Changing PR interval in a patient with acute inferior myocardial infarction. 
  • Channel specificity in antiarrhythmic drug action. Mechanism of potassium channel block and its role in suppressing and aggravating cardiac arrhythmias. 
  • Characteristics of Vibration that Alter Cardiovascular Parameters in Mice. 
  • Characterization and predictors of first and subsequent inappropriate ICD therapy by heart rate ranges: Result of the MADIT-RIT efficacy analysis. 
  • Childhood socioeconomic status and serotonin transporter gene polymorphism enhance cardiovascular reactivity to mental stress. 
  • Cigarette smoking, ambulatory cardiovascular monitoring, and mood in Vietnam veterans with and without chronic posttraumatic stress disorder. 
  • Circadian rhythms in simulated and manned orbital space flight. 
  • Clinical assessment of beta blockade. 
  • Clinical behavior of paroxysmal atrial tachycardia. 
  • Clinical outcomes in patients on beta-blocker therapy admitted with worsening chronic heart failure. 
  • Clinical pharmacokinetics of pinacidil, a potassium channel opener, in hypertension. 
  • Clinical predictors and hemodynamic consequences of elevated peripheral chemosensitivity in optimally treated men with chronic systolic heart failure. 
  • Clinical responses to ORG 9426 during isoflurane anesthesia. 
  • Clinical significance of exercise-induced bundle branch block. 
  • Clonidine in congestive heart failure: a vasodilator with negative inotropic effects. 
  • Cognitive coping strategies and blood pressure responses to real-life stress in healthy young men. 
  • Combination ethacizin and ethmozin treatment of resistant ventricular ectopy: theoretical, experimental, and clinical study. 
  • Combined Tc-99m sestamibi first-pass radionuclide angiography and cardiac SPECT imaging during arbutamine infusion delivered by a computerized closed-loop system. 
  • Combined treatment with vessel dilator and kaliuretic hormone in persons with congestive heart failure. 
  • Combining baseline clinical descriptors and real-time response to therapy: the incremental prognostic value of continuous ST-segment monitoring in acute myocardial infarction. 
  • Comparative effects of L-NNA and alkyl esters of L-NNA on pulmonary vasodilator responses to ACh, BK, and SP. 
  • Comparative effects of lidocaine and procainamide on acutely impaired hemodynamics. 
  • Comparative efficacy of dronedarone and amiodarone for the maintenance of sinus rhythm in patients with atrial fibrillation. 
  • Comparison of acute behavioral effects of sustained-release and immediate-release methylphenidate. 
  • Comparison of cardiac function in surgically corrected and congenitally corrected transposition of the great arteries. 
  • Comparison of cardiovascular biofeedback, neuromuscular biofeedback, and meditation in the treatment of borderline essential hypertension. 
  • Comparison of electrocardiogram and intrathoracic electrogram signals for detection of ischemic ST segment changes during normal sinus and ventricular paced rhythms. 
  • Comparison of high- and low-intensity exercise training early after acute myocardial infarction. 
  • Comparison of impedance cardiographic measurements using band and spot electrodes. 
  • Comparison of remifentanil and fentanyl in patients undergoing craniotomy for supratentorial space-occupying lesions. 
  • Comparison of the intubation conditions provided by rapacuronium (ORG 9487) or succinylcholine in humans during anesthesia with fentanyl and propofol. 
  • Comparison of the relation between left ventricular anatomy and QRS duration in patients with cardiomyopathy with versus without left bundle branch block. 
  • Comparisons of ultrafine and fine particles in their associations with biomarkers reflecting physiological pathways. 
  • Compensatory response to hemorrhage in conscious dogs on normal and low salt intake. 
  • Complement factor 1 inhibitor improves cardiopulmonary function in neonatal cardiopulmonary bypass. 
  • Computer-assisted modeling of blood-flow: theoretical evidence for the existence of optimal flow wave patterns. 
  • Concealed mechanical bradycardia: an indication for permanent pacemaker implantation. 
  • Concentrated ambient ultrafine particle exposure induces cardiac changes in young healthy volunteers. 
  • Continuous intravenous quinidine infusion for the treatment of atrial fibrillation or flutter: a case series. 
  • Control of myocardial contractile function by the level of beta-adrenergic receptor kinase 1 in gene-targeted mice. 
  • Coping effectively with heart failure (COPE-HF): design and rationale of a telephone-based coping skills intervention. 
  • Correlates of systolic and diastolic blood pressure in men 40 to 59 years of age sampled from United States of America and Union of Soviet Socialist Republics Lipid Research Clinics populations. 
  • Cortisol response to stress in female youths exposed to childhood maltreatment: results of the youth mood project. 
  • Cryosurgical denervation of the heart: acute and chronic effects. 
  • Depersonalization after marijuana smoking. 
  • Depletion of pulmonary intravascular macrophages prevents hyperacute pulmonary xenograft dysfunction. 
  • Depression, heart rate variability, and acute myocardial infarction. 
  • Detecting abnormalities in left ventricular function during exercise before angina and ST-segment depression. 
  • Detection of averaged heart rate response to tones in human newborns. 
  • Determining the remifentanil dose-response relationship during craniotomies: the importance of intensity of the stimulus at the time of pharmacodynamic evaluation. 
  • Development of the linkage of beta-adrenergic receptors to cardiac hypertrophy and heart rate control: neonatal sympathectomy with 6-hydroxydopamine. 
  • Diabetes-induced bradycardia is an intrinsic metabolic defect reversed by carnitine. 
  • Dietary nitrate supplementation enhances exercise performance in peripheral arterial disease. 
  • Differential developmental toxicity of naphthoic acid isomers in medaka (Oryzias latipes) embryos. 
  • Differential effect of HERG blocking agents on cardiac electrical alternans in the guinea pig. 
  • Differential effects of exercise training in men and women with chronic heart failure. 
  • Differential heart rate response to magnetic seizure therapy (MST) relative to electroconvulsive therapy: a nonhuman primate model. 
  • Digital temperature autoregulation and associated cardiovascular changes. 
  • Digoxin Use and Subsequent Outcomes Among Patients in a Contemporary Atrial Fibrillation Cohort. 
  • Digoxin use in patients with atrial fibrillation and adverse cardiovascular outcomes: a retrospective analysis of the Rivaroxaban Once Daily Oral Direct Factor Xa Inhibition Compared with Vitamin K Antagonism for Prevention of Stroke and Embolism Trial in Atrial Fibrillation (ROCKET AF). 
  • Dimensions of anger-hostility and cardiovascular reactivity in provoked and angered men. 
  • Discharge heart rate and β-blocker dose in patients hospitalized with heart failure: Findings from the OPTIMIZE-HF registry. 
  • Discrimination, dispositions, and cardiovascular responses to stress. 
  • Discriminative-stimulus and participant-rated effects of methylphenidate, bupropion, and triazolam in d-amphetamine-trained humans. 
  • Disruption of Glucagon-Like Peptide 1 Signaling in Sim1 Neurons Reduces Physiological and Behavioral Reactivity to Acute and Chronic Stress. 
  • Disruption of sarcoendoplasmic reticulum calcium ATPase function in Drosophila leads to cardiac dysfunction. 
  • Dissection of a quantitative trait locus for PR interval duration identifies Tnni3k as a novel modulator of cardiac conduction. 
  • Dissociating nicotine and nonnicotine components of cigarette smoking. 
  • Distress and affective dysregulation in patients with borderline personality disorder: a psychophysiological ambulatory monitoring study. 
  • Does retinal vascular geometry vary with cardiac cycle? 
  • Dose-effect and concentration-effect relationships of pinacidil and hydrochlorothiazide in hypertension. 
  • Dosing study of remifentanil and propofol for tracheal intubation without the use of muscle relaxants. 
  • Double-blind, placebo-controlled trial of potassium chloride in the treatment of mild hypertension. 
  • Dual inhibition of beta-adrenergic and angiotensin II receptors by a single antagonist: a functional role for receptor-receptor interaction in vivo. 
  • Duration of apnoea with two different intubating doses of remifentanil. 
  • EEG, physiology, and task-related mood fail to resolve across 31 days of smoking abstinence: relations to depressive traits, nicotine exposure, and dependence. 
  • Earbud-based sensor for the assessment of energy expenditure, HR, and VO2max. 
  • Early recovery from heart failure: insights into the pathogenesis of experimental chronic pacing-induced heart failure. 
  • Early reinfarction after fibrinolysis: experience from the global utilization of streptokinase and tissue plasminogen activator (alteplase) for occluded coronary arteries (GUSTO I) and global use of strategies to open occluded coronary arteries (GUSTO III) trials. 
  • Early repolarization associated with ventricular arrhythmias in patients with chronic coronary artery disease. 
  • Echocardiographic findings in fulminant and acute myocarditis. 
  • Echocardiographic indexes of allograft rejection in pediatric cardiac transplant recipients. 
  • Editorial: Diagnostic considerations in electromechanical dissociation. 
  • Effect of B-15,000 (Iopamidol), a new nonionic contrast agent, on cardiac function of the isolated rat heart. 
  • Effect of N- and T-type calcium channel blocker on proteinuria, blood pressure and kidney function in hypertensive patients: a meta-analysis. 
  • Effect of Type A behavior on exercise test outcome in coronary artery disease. 
  • Effect of acute standing and prolonged upright activity on left ventricular hemodynamics, systolic and diastolic intervals, and QT-QS2 relationship. 
  • Effect of acutely increased right ventricular afterload on work output from the left ventricle in conscious dogs. Systolic ventricular interaction. 
  • Effect of atorvastatin on myocardial contractile reserve assessed by tissue Doppler imaging in moderately hypercholesterolemic patients without heart disease. 
  • Effect of biventricular pacing during a ventricular sensed event. 
  • Effect of brief and prolonged exercise on left ventricular function. 
  • Effect of bucindolol on heart failure outcomes and heart rate response in patients with reduced ejection fraction heart failure and atrial fibrillation. 
  • Effect of dietary fat on metabolic adjustments to maximal VO2 and endurance in runners. 
  • Effect of excess magnesium on vagal inhibition and acetylcholine sensitivity of the mammalian heart in situ and in vitro. 
  • Effect of exercise speed on heart rate, systolic blood pressure, and rate-pressure product during upper extremity ergometry. 
  • Effect of exercise training on C-reactive protein in postmenopausal breast cancer survivors: a randomized controlled trial. 
  • Effect of health-related stereotypes on physiological responses of hypertensive middle-aged and older men. 
  • Effect of heart rate on myocardial blood flow in dogs with left ventricular hypertrophy. 
  • Effect of hyperbaric oxygenation on left ventricular function. 
  • Effect of kava extract on vagal cardiac control in generalized anxiety disorder: preliminary findings. 
  • Effect of propranolol as antiadhesive therapy in sickle cell disease. 
  • Effect of rapid pacing and T-wave scanning on the relation between the defibrillation and upper-limit-of-vulnerability dose-response curves. 
  • Effect of rate-dependent left bundle branch block on global and regional left ventricular function. 
  • Effect of verapamil on left ventricular function at rest and during exercise in normal men. 
  • Effective training for patients with intermittent claudication. 
  • Effects of 5HTTLPR on cardiovascular response to an emotional stressor. 
  • Effects of aerobic exercise training on hemodynamic responses during psychosocial stress in normotensive and borderline hypertensive type A men: a preliminary report. 
  • Effects of beta 1-selective and nonselective beta-adrenoceptor blockade during exercise conditioning in healthy adults. 
  • Effects of beta-blockade and exercise on cardiovascular and cognitive functioning. 
  • Effects of cardiac glycosides on atrial contractile dysfunction after short-term atrial fibrillation. 
  • Effects of delay in administration of potassium cardioplegia to the isolated rat heart. 
  • Effects of diazoxide and beta adrenergic drugs on spontaneous and induced uterine activity in the pregnant baboon. 
  • Effects of diethylamine/nitric oxide on blood perfusion and oxygenation in the R3230Ac mammary carcinoma. 
  • Effects of different doses of caffeine on exercise responses in young children. 
  • Effects of dose ranging of adenosine infusion on electrocardiographic findings during and after general anesthesia. 
  • Effects of electroacupuncture on gastric motility and heart rate variability in conscious rats. 
  • Effects of endurance training on cholinergic and adrenergic receptors of rat heart. 
  • Effects of exercise and weight loss on mental stress-induced cardiovascular responses in individuals with high blood pressure. 
  • Effects of exercise training on left ventricular function in normal subjects: a longitudinal study by radionuclide angiography. 
  • Effects of global ischemia on the diastolic properties of the left ventricle in the conscious dog. 
  • Effects of head and body cooling on hemodynamics during immersed prone exercise at 1 ATA. 
  • Effects of individual components of multiple behavior changes: the PREMIER trial. 
  • Effects of ingesting 6% and 12% glucose/electrolyte beverages during prolonged intermittent cycling in the heat. 
  • Effects of iopamidol-370 versus iodixanol-320 on coronary contrast, branch depiction, and heart rate variability in dual-source coronary MDCT angiography. 
  • Effects of isometric handgrip and dynamic exercise on left-ventricular function. 
  • Effects of marijuana on performance of a computerized cognitive-neuromotor test battery. 
  • Effects of mental stress on myocardial ischemia during daily life. 
  • Effects of physical conditioning on left ventricular ejection fraction in patients with coronary artery disease. 
  • Effects of pregabalin on heart rate variability in patients with painful diabetic neuropathy. 
  • Effects of prenatal dexamethasone or terbutaline exposure on development of neural and intrinsic control of heart rate. 
  • Effects of propranolol on cardiovascular and neuroendocrine responses to mental arithmetic in type A men. 
  • Effects of propranolol on left ventricular function in normal men. 
  • Effects of propranolol on the hemodynamic, coronary sinus blood flow and myocardial metabolic response to atrial pacing. 
  • Effects of race and marginally elevated blood pressure on responses to stress. 
  • Effects of recruitment maneuvers in patients with acute lung injury and acute respiratory distress syndrome ventilated with high positive end-expiratory pressure. 
  • Effects of remifentanil and alfentanil on the cardiovascular responses to induction of anaesthesia and tracheal intubation in the elderly. 
  • Effects of standard mitral valve replacement on left ventricular function. 
  • Effects of steroids and angiotensin converting enzyme inhibition on circumferential strain in boys with Duchenne muscular dystrophy: a cross-sectional and longitudinal study utilizing cardiovascular magnetic resonance. 
  • Effects of supplemental oxygen administration in an infant with pulmonary artery hypertension. 
  • Effects of task incentive on cardiovascular response in type A and type B individuals. 
  • Effects of the interaction between carbogen and nicotinamide on R3230 Ac tumor blood flow in Fischer 344 rats. 
  • Effects of unexpected changes in visual scenes on the human acoustic startle response and prepulse inhibition. 
  • Effects of verapamil on postextrasystolic potentiation. 
  • Efficacy of continuous real-time blood glucose monitoring during and after prolonged high-intensity cycling exercise: spinning with a continuous glucose monitoring system. 
  • Efficacy of zoniporide, an Na/H exchange ion inhibitor, for reducing perioperative cardiovascular events in vascular surgery patients. 
  • Ejection fraction response to exercise in patients with chest pain and normal coronary arteriograms. 
  • Elective prolongation of atrioventricular conduction by multiple discrete cryolesions: a new technique for the treatment of paroxysmal supraventricular tachycardia. 
  • Electrocardiographic R-wave changes during cardiac surgery. 
  • Energy expenditure during response-dependent and response-independent food delivery in rats. 
  • Enhanced cardiac function in transgenic mice expressing a Ca(2+)-stimulated adenylyl cyclase. 
  • Enhanced myocardial function in transgenic mice overexpressing the beta 2-adrenergic receptor. 
  • Enhanced receptor-cyclase coupling and augmented catecholamine-stimulated lipolysis in exercising rats. 
  • Enhancement of the force-frequency effect on myocardial contractility by adrenergic stimulation in conscious dogs. 
  • Enhancing standard cardiac rehabilitation with stress management training: background, methods, and design for the enhanced study. 
  • Ethnic differences in resting heart rate variability: a systematic review and meta-analysis. 
  • Evaluating physiological dynamics via synchrosqueezing: prediction of ventilator weaning. 
  • Evaluation of a supervised exercise program in a geriatric population. 
  • Evaluation of beta-adrenergic influences on cardiovascular and metabolic adjustments to physical and psychological stress. 
  • Evaluation of early postoperative results after bicaval versus standard cardiac transplantation and review of the literature. 
  • Evaluation of indices of left ventricular contractility and relaxation in evolving canine experimental heart failure. 
  • Evaluation of several methods for computing stroke volume from central aortic pressure. 
  • Evaluation of the clinical pharmacology of nilvadipine in patients with mild to moderate essential hypertension. 
  • Evaluation of the force-frequency relationship as a descriptor of the inotropic state of canine left ventricular myocardium. 
  • Evaluation of vagal afferent modulation of the digastric reflex in cats. 
  • Evidence for direct local effect of angiotensin in vascular hypertrophy. In vivo gene transfer of angiotensin converting enzyme. 
  • Ex vivo characterization of human anti-porcine hyperacute cardiac rejection. 
  • Examining the Crux of Autonomic Dysfunction in Posttraumatic Stress Disorder: Whether Chronic or Situational Distress Underlies Elevated Heart Rate and Attenuated Heart Rate Variability. 
  • Exercise echocardiographic comparison of pulmonary autograft and aortic homograft replacements for aortic valve disease in adults. 
  • Exercise heart rates in patients with hypertrophic cardiomyopathy. 
  • Exercise responses before and after physical conditioning in patients with severely depressed left ventricular function. 
  • Exercise stress testing in evaluation of aortocoronary bypass surgery. Report of 123 patients. 
  • Exercise training in healthy type A middle-aged men: effects on behavioral and cardiovascular responses. 
  • Exercise-induced functional desensitization of canine cardiac beta-adrenergic receptors. 
  • Exploring the relationship between posttraumatic stress disorder symptoms and momentary heart rate variability. 
  • Exposure to concentrated coarse air pollution particles causes mild cardiopulmonary effects in healthy young adults. 
  • Factors affecting sensitivity and specificity of exercise electrocardiography. Multivariable analysis. 
  • Factors affecting use of the Doppler-determined time from flow onset to maximal pulmonary artery velocity for measurement of pulmonary artery pressure in children. 
  • Factors associated with ventricular inducibility in the MADIT-II study population. 
  • Factors influencing the altered pain perception in the spontaneously hypertensive rat. 
  • Faulty cardiac repolarization reserve in alternating hemiplegia of childhood broadens the phenotype. 
  • Fiber-optic stethoscope: a cardiac monitoring and gating system for magnetic resonance microscopy. 
  • Footwear and running cardio-respiratory responses. 
  • Force-frequency characteristics of the left ventricle in the conscious dog. 
  • Force-frequency relations in the failing rabbit heart and responses to adrenergic stimulation. 
  • Fractal correlation properties of heart rate dynamics and adverse events in patients with implantable cardioverter-defibrillators. 
  • Frequency of transient reductions in left ventricular ejection fraction at rest in coronary artery disease. 
  • Functional cardiac CT and MR: effects of heart rate and software applications on measurement validity. 
  • Functional status, heart rate, and rhythm abnormalities in 521 Fontan patients 6 to 18 years of age. 
  • G protein-coupled receptor kinase 5 regulates airway responses induced by muscarinic receptor activation. 
  • Gender differences in pain and cardiovascular responses to forearm ischemia. 
  • Generalization of cardiovascular response: supportive evidence for the reactivity hypothesis. 
  • Glycogen-branching enzyme deficiency leads to abnormal cardiac development: novel insights into glycogen storage disease IV. 
  • Guidelines for exercise therapy of the elderly after myocardial infarction. 
  • Haemodynamic effects, safety, and pharmacokinetics of human stresscopin in heart failure with reduced ejection fraction. 
  • Heart Rate or Beta-Blocker Dose? Association With Outcomes in Ambulatory Heart Failure Patients With Systolic Dysfunction: Results From the HF-ACTION Trial. 
  • Heart Rhythm Monitoring Strategies for Cryptogenic Stroke: 2015 Diagnostics and Monitoring Stroke Focus Group Report. 
  • Heart rate and metabolic response to competitive squash in veteran players: identification of risk factors for sudden cardiac death. 
  • Heart rate at hospital discharge in patients with heart failure is associated with mortality and rehospitalization. 
  • Heart rate control in chronic heart failure: resting versus mean heart rate with prolonged ambulatory ECG recording. 
  • Heart rate decrease during crizotinib treatment and potential correlation to clinical response. 
  • Heart rate is associated with progression of atrial fibrillation, independent of rhythm. 
  • Heart rate responses of human newborns to modulated pure tones. 
  • Heart rate turbulence, depression, and survival after acute myocardial infarction. 
  • Heart rate variability assessment early after acute myocardial infarction. Pathophysiological and prognostic correlates. GUSTO ECG Substudy Investigators. Global Utilization of Streptokinase and TPA for Occluded Arteries. 
  • Heart rate variability in elite American track-and-field athletes. 
  • Heart rate variability in pediatric obstructive sleep apnea. 
  • Heart rate variability is associated with survival in patients with brain metastasis: a preliminary report. 
  • Heart rate: a prognostic factor and therapeutic target in chronic heart failure. The distinct roles of drugs with heart rate-lowering properties. 
  • Heliox improves hemodynamics in mechanically ventilated patients with chronic obstructive pulmonary disease with systolic pressure variations. 
  • Hemodynamic changes during dialysis. 
  • Hemodynamic clues to the discrepancy between the angiographic and intraoperative assessment of aortic regurgitation. 
  • Hemodynamic effects of beta-adrenergic blockade at controlled ventricular rates. 
  • Hemodynamic evaluation of glucagon in symptomatic heart disease. 
  • Hemodynamic evaluation of rate augmentation produced by atrial pacing and isoproterenol in the early postoperative phase of cardiac valve surgery. 
  • Hemodynamic impact of dexmedetomidine administration in 15,656 noncardiac surgical cases. 
  • Hereditary progressive atrioventricular conduction defect. A new syndrome? 
  • High oxygen prevents fetal lethality due to lack of catecholamines. 
  • High stress responsivity predicts later blood pressure only in combination with positive family history and high life stress. 
  • High-dose beta-blockers and tight heart rate control reduce myocardial ischemia and troponin T release in vascular surgery patients. 
  • Highlights of Heart Rhythm 2005, the Annual Scientific Sessions of the Heart Rhythm Society, May 4-7, 2005, New Orleans, Louisiana. 
  • Hostility and adrenergic receptor responsiveness: evidence of reduced beta-receptor responsiveness in high hostile men. 
  • Hostility predicts magnitude and duration of blood pressure response to anger. 
  • Hostility, social support, and adrenergic receptor responsiveness among African-American and white men and women. 
  • Hyperammonemia associated with perinatal asphyxia. 
  • Hypertension in CB57BL/6J mouse model of non-insulin-dependent diabetes mellitus. 
  • Hypertension is critically dependent on the carotid body input in the spontaneously hypertensive rat. 
  • Hyponatremia in congestive heart failure: implications for neurohumoral activation and responses to orthostasis. 
  • Hypotensive effect of intracerebroventricular injection of norepinephrine and its modulation by alpha and beta adrenergic blockers in conscious rabbits. 
  • Hypotensive effects of clonidine and chlorthalidone. Controlled clinical trial of drugs administered singly and in combination. 
  • Immediate hemodynamic effects of acute coronary occlusion and their modification by anesthesia. 
  • Impact of atrial fibrillation on exercise capacity in heart failure with preserved ejection fraction: a RELAX trial ancillary study. 
  • Impact of initial heart rate and systolic blood pressure on relation of age and mortality among fibrinolytic-treated patients with acute ST-elevation myocardial infarction presenting with cardiogenic shock. 
  • Impact of rate-modulated pacing on quality of life and exercise capacity--evidence from the Advanced Elements of Pacing Randomized Controlled Trial (ADEPT). 
  • Impaired cardiac function during postnatal hypoxia in rats exposed to nicotine prenatally: implications for perinatal morbidity and mortality, and for sudden infant death syndrome. 
  • Impaired chronotropic and vasodilator reserves limit exercise capacity in patients with heart failure and a preserved ejection fraction. 
  • Implantable cardioverter-defibrillator implementation in acute heart failure syndromes: unanswered questions. 
  • In vivo diffusion-weighted magnetic resonance microscopy of rat spinal cord: effect of ischemia and intrathecal hyperbaric 5% lidocaine. 
  • Incomplete relaxation between beats after myocardial hypoxia and ischemia. 
  • Increased Heart Rate Is Associated With Higher Mortality in Patients With Atrial Fibrillation (AF): Results From the Outcomes Registry for Better Informed Treatment of AF (ORBIT-AF). 
  • Increased cerebral blood flow and cardiac output following cerebral arterial air embolism in sheep. 
  • Indications for pacing in the treatment of bradyarrhythmias. Report of an independent study group. 
  • Individual-Specific, Beat-to-beat Trending of Significant Human Blood Loss: The Compensatory Reserve. 
  • Induction of labor with oral prostaglandin E2. 
  • Inflammation influences vascular remodeling through AT2 receptor expression and signaling. 
  • Influence of a 3.5 day fast on physical performance. 
  • Influence of nitroglycerin on splanchnic capacity and splanchnic capacity-cardiac output relationship. 
  • Influence of postnatal maternal stress on blood pressure and heart rate of juvenile and adult rat offspring. 
  • Influence of resting left ventricular function on the left ventricular response to exercise in patients with coronary artery disease. 
  • Information and states of motor readiness: their effects on the covariation of heart rate and energy expenditure. 
  • Inhibition of nitric oxide synthesis attenuates alcohol consumption in two strains of alcohol-preferring rats. 
  • Inhibition of premature labor: a multicenter comparison of ritodrine and ethanol. 
  • Inhibitory action of a new sympathomimetic amino (DU-21220) on the nongravid uterus. 
  • Inhibitory effect of angiotensin II type 2 receptor on coronary arterial remodeling after aortic banding in mice. 
  • Insufficient reduction in heart rate during hospitalization despite beta-blocker treatment in acute decompensated heart failure: insights from the ASCEND-HF trial 
  • Intact cerebral blood flow reactivity during remifentanil/nitrous oxide anesthesia. 
  • Interhemispheric synchrony of slow oscillations of cortical blood volume and cytochrome aa3 redox state in unanesthetized rabbits. 
  • Intra-arterial reserpine for Raynaud's syndrome. Systemic reactions without therapeutic benefit. 
  • Intrabreath analysis of carbon monoxide uptake during exercise in patients at risk for lung injury. 
  • Intracoronary adenovirus-mediated delivery and overexpression of the beta(2)-adrenergic receptor in the heart : prospects for molecular ventricular assistance. 
  • Intraoperative colloid administration reduces postoperative nausea and vomiting and improves postoperative outcomes compared with crystalloid administration. 
  • Is rhythm-control superior to rate-control in patients with atrial fibrillation and diastolic heart failure? 
  • Is there a glycemic threshold for impaired autonomic control? 
  • Isopotential body surface mapping in subjects of all ages: emphasis on low-level potentials with analysis of the method. 
  • Isopotential body surface maps and their relationship to atrial potentials in the dog. 
  • Labetalol for the control of elevated blood pressure following coronary artery bypass grafting. 
  • Laser Doppler flowmetry: a clinical test of pulpal vitality. 
  • Left ventricular adaptation to volume overload from large aortocaval fistula. 
  • Left ventricular myocardial blood flow, metabolism, and effects of treatment with enalapril: further insights into the mechanisms of canine experimental pacing-induced heart failure. 
  • Left ventricular remodelling and disparate changes in contractility and relaxation during the development of and recovery from experimental heart failure. 
  • Linearity of the Frank-Starling relationship in the intact heart: the concept of preload recruitable stroke work. 
  • Long-term ambulatory therapy with prazosin versus placebo for chronic heart failure: relation between clinical response and left ventricular function at rest and during exercise. 
  • Long-term effects of exercise on psychological functioning in older men and women. 
  • Low educational attainment, John Henryism, and cardiovascular reactivity to and recovery from personally relevant stress. 
  • Low heart rate variability and the effect of depression on post-myocardial infarction mortality. 
  • MRXCAT: Realistic numerical phantoms for cardiovascular magnetic resonance. 
  • Magnitude and duration of cardiovascular responses to anger in Vietnam veterans with and without posttraumatic stress disorder. 
  • Maternal and preterm fetal sheep responses to dexmedetomidine. 
  • Maturation of sympathetic neurotransmission in the rat heart. I. Ontogeny of the synaptic vesicle uptake mechanism and correlation with development of synaptic function. Effects of neonatal methadone administration on development of synaptic vesicles. 
  • Maturation of sympathetic neurotransmission in the rat heart. II. Enhanced development of presynaptic and postsynaptic components of noradrenergic synapses as a result of neonatal hyperthyroidism. 
  • Maturation of sympathetic neurotransmission in the rat heart. IV. Effects guanethidine-induced sympathectomy on neonatal development of synaptic vesicles, synaptic terminal function and heart growth. 
  • Maturation of sympathetic neurotransmission in the rat heart. IX. Development of transsynaptic regulation of cardiac adrenergic sensitivity. 
  • Maturation of sympathetic neurotransmission in the rat heart. V. Development of baroreceptor control of sympathetic tone. 
  • Maturation of sympathetic neurotransmission in the rat heart. VII. Suppression of sympathetic responses by dexamethasone. 
  • Maturation of sympathetic neurotransmission in the rat heart. VIII. Slowed development of noradrenergic synapses resulting from hypothyroidism. 
  • Mecamylamine combined with nicotine skin patch facilitates smoking cessation beyond nicotine patch treatment alone. 
  • Mecamylamine moderates cue-induced emotional responses in smokers. 
  • Mechanical determinants of myocardial oxygen consumption in conscious dogs. 
  • Mechanisms underlying cardiovascular defense reaction evoked by dorsal periaqueductal gray stimulation. 
  • Mechanisms underlying hypoxia development in tumors. 
  • Meclizine enhancement of sensorimotor gating in healthy male subjects with high startle responses and low prepulse inhibition. 
  • Membrane sealant Poloxamer P188 protects against isoproterenol induced cardiomyopathy in dystrophin deficient mice. 
  • Memory performance by mild hypertensives following beta-adrenergic blockade. 
  • Meta-analysis: beta-blocker dose, heart rate reduction, and death in patients with heart failure. 
  • Metabolic and ventilatory responses to steady state exercise relative to lactate thresholds. 
  • Micro-CT imaging assessment of dobutamine-induced cardiac stress in rats. 
  • Microvolt T wave alternans inducibility in normal newborn puppies: effects of development. 
  • Midtrimester abortion induced with a single intra-amniotic instillation of prostaglandin F2 alpha. 
  • Minimal difference between aerobic and progressive resistance exercise on metabolic profile and fitness in older adults with diabetes mellitus: a randomised trial. 
  • Mitral flow propagation velocity identifies patients with abnormal diastolic function during coronary artery bypass graft surgery. 
  • Modified ultrafiltration improves cerebral metabolic recovery after circulatory arrest. 
  • Modulating intraventricular conduction through competition of two class 1 antiarrhythmic agents: experience with ethacizin and lidocaine in canine heart. 
  • Modulation of heart rate by temporally patterned vagus nerve stimulation in the anesthetized dog. 
  • Molecular Mechanisms Linking Autonomic Dysfunction and Impaired Cardiac Contractility in Critical Illness. 
  • Mortality in patients after a recent myocardial infarction: a randomized, placebo-controlled trial of azimilide using heart rate variability for risk stratification. 
  • Mortality reduction in relation to implantable cardioverter defibrillator programming in the Multicenter Automatic Defibrillator Implantation Trial-Reduce Inappropriate Therapy (MADIT-RIT). 
  • Motor preparation aspects of cardiovascular reactivity to psychological challenge. 
  • Mountaineering oxygen mask performance at 4572 m. 
  • Myocardial overexpression of adrenergic receptors and receptor kinases. 
  • Myocardial procainamide concentration in canine atria and ventricles. 
  • Myointimal thickening in experimental vein grafts is dependent on wall tension. 
  • N-acetylcysteine does not influence the activity of endothelium-derived relaxing factor in vivo. 
  • Neonatal hyperthyroidism causes premature development of baroreceptor-mediated cardiac sympathetic reflexes. 
  • Neuromuscular blocking agents' differential bronchoconstrictive potential in Guinea pig airways. 
  • Nitroglycerin ointment in acute myocardial infarction. 
  • Nocturnal patterns of heart rate and the risk of mortality after acute myocardial infarction. 
  • Non-uniform dispersion of the source-sink relationship alters wavefront curvature. 
  • Noninvasive assessment of baroreflex control in borderline hypertension. Comparison with the phenylephrine method. 
  • Noninvasive assessment of hemodynamic effects of mitral valve commissurotomy during rest and exercise in patients with mitral stenosis. 
  • Noninvasive assessment of the effects of aorta-coronary bypass grafting on ventricular function during rest and exercise. 
  • Noninvasive radionuclide assessment of cardiac function in patients with peripheral vascular disease. 
  • Normal values for single exhalation diffusing capacity and pulmonary capillary blood flow in sitting, supine positions, and during mild exercise. 
  • Olfactory cue reactivity in nicotine-dependent adult smokers. 
  • Operant conditioning: a new theoretical approach in psychosomatic medicine. 
  • Optimal body temperature in transitional extremely low birth weight infants using heart rate and temperature as indicators. 
  • Optimizing Estimates of Instantaneous Heart Rate from Pulse Wave Signals with the Synchrosqueezing Transform. 
  • Outcomes after nonemergent electrical cardioversion for atrial arrhythmias. 
  • Outcomes of catheter ablation of ventricular tachycardia in arrhythmogenic right ventricular dysplasia/cardiomyopathy. 
  • Outpatient use of anticoagulants, rate-controlling drugs, and antiarrhythmic drugs for atrial fibrillation. 
  • Overexpression of angiotensin AT1 receptor transgene in the mouse myocardium produces a lethal phenotype associated with myocyte hyperplasia and heart block. 
  • Overlapping and opposing functions of G protein-coupled receptor kinase 2 (GRK2) and GRK5 during heart development. 
  • Oxygen regulation of tumor perfusion by S-nitrosohemoglobin reveals a pressor activity of nitric oxide. 
  • Oxygen transport by the circulatory system of the green iguana (Iguana iguana) at different body temperatures. 
  • Oxytocin receptor gene polymorphism modulates the effects of social support on heart rate variability. 
  • Parental history of hypertension and cardiovascular responses to behavioral stress in young black women. 
  • Paroxysmal hypotension associated with sympathetic withdrawal. A new disorder of autonomic vasomotor regulation. 
  • Pathophysiology and time course of silent myocardial ischaemia during mental stress: clinical, anatomical, and physiological correlates. 
  • Patterns of cardiovascular responses to stress as a function of race and parental hypertension in men. 
  • Patterns of management of atrial fibrillation complicating coronary artery bypass grafting: Results from the PRoject of Ex-vivo Vein graft ENgineering via Transfection IV (PREVENT-IV) Trial. 
  • Perceived racism and cardiovascular reactivity and recovery to personally relevant stress. 
  • Perceived stress and biological risk: is the link stronger in Russians than in Taiwanese and Americans? 
  • Peripheral chemoreflex inhibition with low-dose dopamine: new insight into mechanisms of extreme apnea. 
  • Peripheral effects of endurance training in young and old subjects. 
  • Peripheral vascular effects of a new dopamine analog: 5-6-dihydroxy-2-methylaminotetralin (M-8). 
  • Persistent cardiovascular effects with repeated caffeine administration. 
  • Pharmacokinetic-hemodynamic studies of intravenous nitroglycerin in congestive cardiac failure. 
  • Pharmacokinetics of remifentanil in anesthetized pediatric patients undergoing elective surgery or diagnostic procedures. 
  • Pharmacological and toxicological evaluation of 2-fluoro-3-(2(S)-azetidinylmethoxy)pyridine (2-F-A-85380), a ligand for imaging cerebral nicotinic acetylcholine receptors with positron emission tomography. 
  • Pharmacotherapy in Medicare beneficiaries with atrial fibrillation. 
  • Phobic anxiety and increased risk of mortality in coronary heart disease. 
  • Physical conditioning and membrane receptors for cardioregulatory hormones. 
  • Physical conditioning augments the fibrinolytic response to venous occlusion in healthy adults. 
  • Physiologic correlates of intraoperative blood transfusion among patients undergoing major gastrointestinal operations. 
  • Physiological and behavioural response patterns at work among hospital nurses. 
  • Physiological arousal among women veterans with and without posttraumatic stress disorder. 
  • Physiological determinants of hyperreactivity to stress in borderline hypertension. 
  • Physiological responses to exercise at 47 and 66 ATA. 
  • Plasma concentration time course and pharmacological effects of a standardized oral amiodarone dosing regimen in humans. 
  • Plasminogen activator inhibitor-1 (PAI-1) activity and retinal vascular calibre in type 2 diabetes. 
  • Poor adoption of hemodynamic optimization during major surgery: are we practicing substandard care? 
  • Position as a variable for cardiovascular responses during exercise. 
  • Positive Association Between Nightmares and Heart Rate Response to Loud Tones: Relationship to Parasympathetic Dysfunction in PTSD Nightmares. 
  • Posttraumatic stress, heart rate variability, and the mediating role of behavioral health risks. 
  • Postural exercise abnormalities in symptomatic patients with mitral valve prolapse. 
  • Predicting peak oxygen uptake among older patients with chronic illness. 
  • Prediction of subsequent ischemic heart disease using serial resting electrocardiograms. 
  • Predictors and significance of atrial rhythm before and six months after percutaneous balloon mitral commissurotomy. 
  • Predictors of 30-day mortality in the era of reperfusion for acute myocardial infarction. Results from an international trial of 41,021 patients. GUSTO-I Investigators. 
  • Predictors of appropriate implantable defibrillator therapies in patients with arrhythmogenic right ventricular dysplasia. 
  • Predictors of death and reinfarction at 30 days after primary angioplasty: the GUSTO IIb and RAPPORT trials. 
  • Prenatal exposure to propranolol via continuous maternal infusion: effects on physiological and biochemical processes mediated by beta adrenergic receptors in fetal and neonatal rat lung. 
  • Prenatal nicotine exposure impairs beta-adrenergic function: persistent chronotropic subsensitivity despite recovery from deficits in receptor binding. 
  • Preservation of myocardial beta-adrenergic receptor signaling delays the development of heart failure after myocardial infarction. 
  • Pressure and volume changes of the left ventricle in acute pericardial tamponade. 
  • Pressure-flow studies in man. An evaluation of the duration of the phases of systole. 
  • Presynaptic and postsynaptic contributions to ontogeny of sympathetic control of heart rate in the pre-weanling rat. 
  • Proceedings from Heart Rhythm Society's emerging technologies forum, Boston, MA, May 12, 2015. 
  • Processing of arterial pressure waves with a digital computer. 
  • Prognostic importance of temporal changes in resting heart rate in heart failure patients: an analysis of the CHARM program. 
  • Prognostic significance of nonsustained ventricular tachycardia identified postoperatively after coronary artery bypass surgery in patients with left ventricular dysfunction. 
  • Psychiatric disorders in medical outpatients complaining of palpitations. 
  • Psychophysical responses to a speech stressor: correlation of plasma beta-endorphin levels at rest and after psychological stress with thermally measured pain threshold in patients with coronary artery disease. 
  • Psychophysiological correlates of childhood reactive and proactive aggression 
  • Psychophysiological interactions between caffeine and nicotine. 
  • Pulmonary vascular impedance analysis of adaptation to chronically elevated blood flow in the awake dog. 
  • Pulse Width Affects Scalp Sensation of Transcranial Magnetic Stimulation. 
  • QRS duration in patients hospitalized for worsening heart failure. 
  • Quantitation of vascular outflow by measurement of impedance. 
  • Quantitative analysis of QRS detection algorithms based on the first derivative of the ECG. 
  • RR-interval irregularity precedes ventricular fibrillation in ST elevation acute myocardial infarction. 
  • Race and sex differences in cardiovascular α-adrenergic and β-adrenergic receptor responsiveness in men and women with high blood pressure. 
  • Race, borderline hypertension, and hemodynamic responses to behavioral stress before and after beta-adrenergic blockade. 
  • Racial differences in cardiovascular reactivity to mental arithmetic. 
  • Radiofrequency catheter ablation of supraventricular tachycardia substrates after mustard and senning operations for d-transposition of the great arteries. 
  • Radionuclide analysis of right and left ventricular response to exercise in patients with atrial and ventricular septal defects. 
  • Radionuclide left ventricular volume curves in angiographically proved normal subjects and patients with three-vessel coronary disease. 
  • Radionuclide quantitation of right-to-left intracardiac shunts in children. 
  • Rapid ventricular pacing in the dog: pathophysiologic studies of heart failure. 
  • Rapid ventricular pacing of dogs to heart failure: biochemical and physiological studies. 
  • Rate versus rhythm control and outcomes in patients with atrial fibrillation and chronic kidney disease: data from the GUSTO-III Trial. 
  • Rate- and rhythm-control therapies in patients with atrial fibrillation: a systematic review. 
  • Rate-dependent propagation of cardiac action potentials in a one-dimensional fiber. 
  • Rate-related left bundle branch block with chest pain and normal coronary arteriograms treated by exercise training. 
  • Recent Advances in Lesion Formation for Catheter Ablation of Atrial Fibrillation. 
  • Recovery of attenuated baroreflex sensitivity in conscious dogs after reversal of pacing induced heart failure. 
  • Reduction in Inappropriate ICD Therapy in MADIT-RIT Patients Without History of Atrial Tachyarrhythmia. 
  • Reduction of pentylenetetrazole-induced seizure activity in awake rats by seizure-triggered trigeminal nerve stimulation. 
  • Regional cerebral blood flow and depersonalization after tetrahydrocannabinol administration. 
  • Regional cerebral blood flow in humans at high altitude: gradual ascent and 2 wk at 5,050 m. 
  • Regulation of stroke volume during submaximal and maximal upright exercise in normal man. 
  • Relation between QRS changes and left ventricular function after coronary artery bypass grafting. 
  • Relation between reversal of diastolic creep and recovery of systolic function after ischemic myocardial injury in conscious dogs. 
  • Relation of Elevated Heart Rate in Patients With Heart Failure With Reduced Ejection Fraction to One-Year Outcomes and Costs. 
  • Relation of cardiovascular responses to mental stress and cardiac vagal activity in coronary artery disease. 
  • Relationship between extracellular T-wave height, T-wave alternans amplitude, and tissue action potential alternans: a 1-dimensional computer modeling study. 
  • Relationship between regional myocardial procainamide concentration and regional myocardial blood flow during ischemia in the dog. 
  • Relationship of systemic endothelial function and peripheral arterial stiffness with diabetic retinopathy. 
  • Relationships among age, sex, the type A behavior pattern, and cardiovascular reactivity. 
  • Reperfusion injury is reduced in skeletal muscle by inhibition of inducible nitric oxide synthase. 
  • Respiratory function during pressure support ventilation. 
  • Respiratory physiology of house sparrows in relation to high-altitude flight. 
  • Respiratory sinus arrhythmia and cardiovascular responses to stress. 
  • Response of atrial natriuretic factor to acute and chronic increases of atrial pressures in experimental heart failure in dogs. Role of changes in heart rate, atrial dimension, and cardiac tissue concentration. 
  • Response to cardiac sympathetic activation in transgenic mice overexpressing beta 2-adrenergic receptor. 
  • Results from the IQ-CSRC prospective study support replacement of the thorough QT study by QT assessment in the early clinical phase. 
  • Rhythm control in atrial fibrillation. 
  • Rhythm control in heart failure patients with atrial fibrillation: contemporary challenges including the role of ablation. 
  • Role for thromboxane receptors in angiotensin-II-induced hypertension. 
  • Role of nicotine dose and sensory cues in the regulation of smoke intake. 
  • Role of right ventricular and pulmonary functional abnormalities in limiting exercise capacity in adults with congenital heart disease. 
  • Running kinematics and shock absorption do not change after brief exhaustive running. 
  • SCD-HeFT: Use of R-R interval statistics for long-term risk stratification for arrhythmic sudden cardiac death. 
  • ST segment shift in unstable angina: pathophysiology and association with coronary anatomy and hospital outcome. 
  • Safety of incremental inhaled lipopolysaccharide challenge in humans. 
  • Sarcoidosis with incomplete bilateral bundle branch block pattern disappearing following steroid therapy: an electrophysiological study. 
  • Selection of thrombolytic therapy for individual patients: development of a clinical model. GUSTO-I Investigators. 
  • Sensitization to the cardiovascular but not subject-rated effects of oral cocaine in humans. 
  • Serial Heart Rates, Guideline-Directed Beta Blocker Use, and Outcomes in Patients With Chronic Heart Failure With Reduced Ejection Fraction. 
  • Serum lipids, neuroendocrine and cardiovascular responses to stress in healthy Type A men. 
  • Serum lipids, neuroendocrine, and cardiovascular responses to stress in men and women with mild hypertension. 
  • Severe theophylline toxicity. Role of conservative measures, antiarrhythmic agents, and charcoal hemoperfusion. 
  • Short-term treatment with ranolazine improves mechanical efficiency in dogs with chronic heart failure. 
  • Short-term variability of heart rate turbulence in chronic heart failure. 
  • Should major vascular surgery be delayed because of preoperative cardiac testing in intermediate-risk patients receiving beta-blocker therapy with tight heart rate control? 
  • Should rhythm control be preferred in younger atrial fibrillation patients? 
  • Sildenafil exposure and hemodynamic effect after Fontan surgery. 
  • Simulation technique for difficult intubation: teaching tool or new hazard? 
  • Single dose of glutamine enhances myocardial tissue metabolism, glutathione content, and improves myocardial function after ischemia-reperfusion injury. 
  • Situational determinants of cardiovascular and emotional reactivity in high and low hostile men. 
  • Sixty-four-slice multidetector computed tomography: the future of ED cardiac care. 
  • Skeletal muscle beta-adrenergic receptors: variations due to fiber type and training. 
  • Sleep apnea symptoms and risk of temporomandibular disorder: OPPERA cohort. 
  • Social information processing and cardiac predictors of adolescent antisocial behavior. 
  • Sodium nitroprusside, an endothelium-derived relaxing factor congener, increases platelet cyclic GMP levels and inhibits epinephrine-exacerbated in vivo platelet thrombus formation in stenosed canine coronary arteries. 
  • Some effects of imidocarb in goats. 
  • Sources of work-related acute fatigue in United States hospital nurses. 
  • Spin labeled acetylcholine analogs: studies of cholinergic receptor. 
  • Spinal micturition reflex mediated by afferents in the deep perineal nerve. 
  • Stability of cardiovascular reactivity to laboratory stressors: a 2 1/2 yr follow-up. 
  • Stability over time of circadian rhythm of variability of heart rate in patients with stable coronary artery disease. 
  • Stimulus-specific patterns of cardiovascular reactivity in type A and B subjects: evidence for enhanced vagal reactivity in type B. 
  • Strength-interval curves in canine myocardium at very short cycle lengths. 
  • Stress-induced changes in the expression of monocytic beta2-integrins: the impact of arousal of negative affect and adrenergic responses to the Anger Recall Interview. 
  • Stroke in patients with acute coronary syndromes: incidence and outcomes in the platelet glycoprotein IIb/IIIa in unstable angina. Receptor suppression using integrilin therapy (PURSUIT) trial. The PURSUIT Investigators. 
  • Stroma-free human hemoglobin A decreases R3230Ac rat mammary adenocarcinoma blood flow and oxygen partial pressure. 
  • Studies on figure drawings: biological implications of structural and graphic characteristics. 
  • Sustained attention performance during sleep deprivation associates with instability in behavior and physiologic measures at baseline. 
  • Synergistic effects of exposure to concentrated ambient fine pollution particles and nitrogen dioxide in humans. 
  • Synergy of MDCT and cine MRI for the evaluation of cardiac motility. 
  • Systolic time interval characteristics in children with Duchenne's progressive muscular dystrophy. 
  • Temporal complexity of repolarization and mortality in patients with implantable cardioverter defibrillators. 
  • Ten-year stability of cardiovascular responses to laboratory stressors. 
  • The arrhythmogenicity of theophylline. A multivariate analysis of clinical determinants. 
  • The association of admission heart rate and in-hospital cardiovascular events in patients with non-ST-segment elevation acute coronary syndromes: results from 135 164 patients in the CRUSADE quality improvement initiative. 
  • The challenges with chronic angina. 
  • The clinical implications of cumulative right ventricular pacing in the multicenter automatic defibrillator trial II. 
  • The combination of theophylline and endothelin receptor antagonism improves exercise performance of rats under simulated high altitude. 
  • The comparative effects of drive and test stimulus intensity on myocardial excitability and vulnerability. 
  • The design of a real-time computer system for examining the electrical activity of the heart. 
  • The effect of berotec (Th 1165a) on spontaneous and induced uterine activity in the pregnant baboon. 
  • The effect of body inclination during prone positioning on intraocular pressure in awake volunteers: a comparison of two operating tables. 
  • The effect of bretylium tosylate on ventricular function. 
  • The effect of epidural clonidine on perioperative cytokine response, postoperative pain, and bowel function in patients undergoing colorectal surgery. 
  • The effects of anesthetics and PaCO2 on the cerebrovascular, metabolic, and electroencephalographic responses to nitrous oxide in the rabbit. 
  • The effects of dopamine on myocardial functional recovery after reversible ischemic injury. 
  • The efficacy of azimilide in the treatment of atrial fibrillation in the presence of left ventricular systolic dysfunction: results from the Azimilide Postinfarct Survival Evaluation (ALIVE) trial. 
  • The end-systolic pressure-volume relationship in conscious dogs. 
  • The force-interval relationship of the left ventricle. 
  • The independently fractal nature of respiration and heart rate during exercise under normobaric and hyperbaric conditions. 
  • The influence of resting blood pressure and gender on pain responses. 
  • The influence of speed, grade and mass during simulated off road bicycling. 
  • The inhibited power motive, type A behavior, and patterns of cardiovascular response during the structured interview and Thematic Apperception Test. 
  • The inhibitory effect of diazoxide in normal term labor. 
  • The physiologic effects of positioning premature infants in car seats. 
  • The prognostic significance of heart rate in patients hospitalized for heart failure with reduced ejection fraction in sinus rhythm: insights from the EVEREST (Efficacy of Vasopressin Antagonism in Heart Failure: Outcome Study With Tolvaptan) trial. 
  • The rational clinical examination. Is this patient hypovolemic? 
  • The relationships between dimensions of hostility and cardiovascular reactivity as a function of task characteristics. 
  • The relaxant action of ritodrine, a sympathomimetic amine, on the uterus during term labor. 
  • The reproducibility of radionuclide angiographic measurements of left ventricular function in normal subjects at rest and during exercise. 
  • The restitution portrait: a new method for investigating rate-dependent restitution. 
  • The role of the central nervous system in septic shock. II. Hemodynamic, respiratory and metabolic effects of intracisternal or intraventricular endotoxin. 
  • The use of radionuclide angiography in the diagnosis of coronary artery disease--a logistic regression analysis. 
  • The value of early out-patient cardiac exercise programmes for the elderly in comparison with other selected age groups. 
  • Time-of-day effect on cardiac responses to progressive exercise. 
  • Time-varying covariates in models of human mortality and aging: multidimensional generalizations of the Gompertz. 
  • Time-varying spectral analysis revealing differential effects of sevoflurane anaesthesia: non-rhythmic-to-rhythmic ratio. 
  • Toxic effects of hypoxia on neonatal cardiac function in the rat: alpha-adrenergic mechanisms. 
  • Trajectories of maternal depression over 7 years: relations with child psychophysiology and behavior and role of contextual risks. 
  • Trauma Reactivity, Avoidant Coping, and PTSD Symptoms: A Moderating Relationship? 
  • Treatment of anxiety in patients with coronary heart disease: Rationale and design of the UNderstanding the benefits of exercise and escitalopram in anxious patients WIth coroNary heart Disease (UNWIND) randomized clinical trial. 
  • Two-year trends in physical performance following supervised exercise among community-dwelling older veterans. 
  • Two-year trends in physical performance following supervised exercise among community-dwelling older veterans. 
  • Type A behavior, family history of hypertension, and cardiovascular responsivity among black women. 
  • Use of contrast echocardiography for evaluation of right ventricular hemodynamics in the presence of ventricular septal defects. 
  • Usefulness of Pulse Amplitude Changes During the Valsalva Maneuver Measured Using Finger Photoplethysmography to Identify Elevated Pulmonary Capillary Wedge Pressure in Patients With Heart Failure. 
  • Usefulness of exercise electrocardiography and thallium scintigraphy in unstable angina pectoris in predicting the extent and severity of coronary artery disease. 
  • Utility of amino-terminal pro-brain natriuretic peptide testing for prediction of 1-year mortality in patients with dyspnea treated in the emergency department. 
  • Utilization of hospice and predicted mortality risk among older patients hospitalized with heart failure: findings from GWTG-HF. 
  • Validation of three-dimensional conduction models using experimental mapping: are we getting closer? 
  • Vasodilator monotherapy in the treatment of hypertension: comparative efficacy and safety of pinacidil, a potassium channel opener, and prazosin. 
  • Ventilation-perfusion inequality in normal humans during exercise at sea level and simulated altitude. 
  • Ventilatory and metabolic effects of hypercapnia in conscious rats: AVP V1 receptor block. 
  • Viscoelastic properties of the diastolic left ventricle in the conscious dog. 
  • When Interpolation-Induced Reflection Artifact Meets Time-Frequency Analysis. 
  • Why are (only) some infarcted hearts arrhythmogenic? 
  • Why is depression bad for the failing heart? A review of the mechanistic relationship between depression and heart failure. 
  • [Nphe1]nociceptin(1-13)-NH2 antagonizes nociceptin-induced hypotension, bradycardia, and hindquarters vasodilation in the anesthetized rat. 
• 

  Keywords of People

  • Bennett, Vann, George B. Geller Professor for Research in Molecular Biology in the School of Medicine, Duke Cancer Institute
  • Curtis, Lesley H., Professor in Population Health Sciences, Duke Clinical Research Institute
  • Dodge, Kenneth A., Pritzker Professor of Early Learning Policy Studies, Duke Science & Society
  • Johnson, G. Allan, Charles E. Putman University Professor of Radiology, Physics
  • Laskowitz, Daniel Todd, Professor of Neurology, Neurobiology
  • Milano, Carmelo Alessio, Professor of Surgery, Surgery, Cardiovascular and Thoracic Surgery
  • Moon, Richard Edward, Professor of Anesthesiology, Medicine, Pulmonary, Allergy, and Critical Care Medicine
  • Neu, Wanda Krassowska, Professor of Biomedical Engineering, Biomedical Engineering
  • Palmer, Gregory M., Associate Professor of Radiation Oncology, Radiation Oncology
  • Pitt, Geoffrey Stuart, Adjunct Professor in the Department of Medicine, Medicine, Cardiology
  • Warner, David Samuel, Distinguished Professor of Anesthesiology, in the School of Medicine, Neurobiology