Search Results - "Nóbrega, A C"

Cardiac autonomic responses at onset of exercise: effects of aerobic fitness by D'Agosto, T, Peçanha, T, Bartels, R, Moreira, D N, Silva, L P, Nóbrega, A C L, Lima, J R P

“…Analyzes of cardiac autonomic responses at the initial transient of exercise have been used for the investigation of the cardiovascular health. We evaluated…”
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Dysphagia complaint and gender in Parkinson's disease by Argolo, N., Nóbrega, A. C.

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Effects of disturbed blood flow during exercise on endothelial function: a time course analysis by Paiva, F M, Vianna, L C, Fernandes, I A, Nóbrega, A C, Lima, R M

“…This study aimed to examine the time course of endothelial function after a single handgrip exercise session combined with blood flow restriction in healthy…”
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Reversal of periodic breathing after aerobic training in heart failure by CASTRO, R. R. T, ANTUNES-CORREA, L. M, UENO, L. M, RONDON, M. U. P. B, NEGRAO, C. E, NOBREGA, A. C. L

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Principal components analysis to evaluate ventilatory variability: comparison of athletes and sedentary men by Castro, R. R. T., Magini, M., Pedrosa, S., Sales, A. R. K., Nóbrega, A. C. L.

“…The present work quantifies, through principal components analysis (PCA) the relationships among the variability of breath-by-breath ventilatory parameters…”
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Intercostal and forearm muscle deoxygenation during respiratory fatigue in patients with heart failure: potential role of a respiratory muscle metaboreflex by Moreno, A M, Castro, R R T, Silva, B M, Villacorta, H, Sant'Anna Junior, M, Nóbrega, A C L

“…The purpose of this study was to determine the effect of respiratory muscle fatigue on intercostal and forearm muscle perfusion and oxygenation in patients…”
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Preserved heart rate variability in first-degree relatives of subjects with Type 2 diabetes mellitus without metabolic disorders by Neves, F. J., Bousquet-Santos, K., Silva, B. M., Soares, P. P. S., Nóbrega, A. C. L.

“…Aims  To investigate the influence of a family history of Type 2 diabetes mellitus (T2DM) on resting heart rate variability in the absence of concomitant…”
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Mental stress induces endothelial dysfunction by AT1R-mediated redox imbalance in overweight/obese men by Rocha, H N M, Batista, G M S, Storch, A S, Garcia, V P, Teixeira, G F, Mentzinger, J, Gomes, E A C, Campos, M O, Nóbrega, A C L, Rocha, N G

“…The main goal of this study was to determine whether oxidative imbalance mediated by AT1 receptor (AT1R) is responsible for deleterious endothelial responses…”
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Remote ischemic preconditioning delays fatigue development during handgrip exercise by Barbosa, T. C., Machado, A. C., Braz, I. D., Fernandes, I. A., Vianna, L. C., Nobrega, A. C. L., Silva, B. M.

“…Ischemic preconditioning (IPC) of one or two limbs improves performance of exercise that recruits the same limb(s). However, it is unclear whether IPC…”
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Aerobic exercise prevents cardiomyocyte damage caused by oxidative stress in early cardiovascular disease by increasing vascularity while L-arginine supplementation prevents it by increasing activation of the enzyme nitric oxide synthase by Bertoldi, J.M.C.R.J, Kindlovits, R, Rocha, H.N.M, Fernandes-Santos, C, Gomes, J.L.P, Oliveira, E.M, Muniz, I.C, Santos, M.M, Pereira, J.F, Rocha, N.G, da Nobrega, A.C.L, Medeiros, R.F

“…L-Arginine and chronic exercise reduce oxidative stress. However, it is unclear how they affect cardiomyocytes during cardiovascular disease (CVD) development…”
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Instantaneous heart rate increase with dynamic exercise: central command and muscle-heart reflex contributions by Williamson, J W, Nóbrega, A C, Winchester, P K, Zim, S, Mitchell, J H

“…R-R interval (RRI) changes were recorded from 15 healthy volunteers in response to volitional unloaded cycling and passively induced cycling (PC). PC was also…”
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Left ventricular volumes and hemodynamic responses to postexercise ischemia in healthy humans by GOUVEA BASTOS, B, WILLIAMSON, J. W, HARRELSON, T, DA NOBREGA, A. C. L

“…The purpose of this study was to determine the cardiac mechanisms involved in cardiovascular adjustments during postexercise circulatory occlusion (OCCL)…”
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Mechanisms for increasing stroke volume during static exercise with fixed heart rate in humans by Nobrega, Antonio C. L, Williamson, Jon W, Garcia, Jorge A, Mitchell, Jere H

“…Antonio C. L. Nóbrega, Jon W. Williamson, Jorge A. Garcia, and Jere H. Mitchell Harry S. Moss Heart Center, University of Texas Southwestern Medical Center,…”
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Left ventricular volumes and hemodynamic responses at onset of dynamic exercise with reduced venous return by Nóbrega, A C, Williamson, J W, Mitchell, J H

“…The hemodynamic effects of reducing venous return were assessed beat by beat at the onset of upright dynamic exercise. Mean arterial pressure (MAP), heart…”
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Hemodynamic mechanisms of the attenuated blood pressure response to mental stress after a single bout of maximal dynamic exercise in healthy subjects by Neves, F J, Carvalho, A C G, Rocha, N G, Silva, B M, Sales, A R K, de Castro, R R T, Rocha, J D, Thomaz, T G, Nóbrega, A C L

“…To determine the hemodynamic mechanisms responsible for the attenuated blood pressure response to mental stress after exercise, 26 healthy sedentary…”
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Ventilation variability inversely correlates to ejection fraction in heart failure by CASTRO, R. R. T, ANTUNES-CORREA, L. M, UENO, L. M, RONDON, M. U. P. B, NEGRAO, C. E, NOBREGA, A. C. L

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Acute electrophysiologic consequences of pyridostigmine inhibition of cholinesterase in humans by Zimerman, L I, Liberman, A, Castro, R R T, Ribeiro, J P, Nóbrega, A C L

“…The cardiovascular electrophysiologic basis for the action of pyridostigmine, an acetylcholinesterase inhibitor, has not been investigated. The objective of…”
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Modulation of reflex pressor response to contraction and effect on substance P release by spinal 5-HT1A receptors by Nóbrega, A C, Meintjes, A F, Ally, A, Wilson, L B

“…This study investigated whether activation of serotonin1A [5-hydroxytryptamine (5-HT)1A] receptors in the dorsal horn of the spinal cord attenuates the reflex…”
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Chronic dynamic exercise increases apolipoprotein A-I expression in rabbit renal cortex as determined by proteomic technology by de Moraes, R, Valente, R H, León, I R, Trugilho, M R O, Nóbrega, A C L, Perales, J, Tibiriçá, E

“…We have shown previously that exercise training enhances endothelium-dependent and endothelium-independent vascular relaxation in rabbit kidney. This study…”
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Cholinergic stimulation with pyridostigmine protects against exercise induced myocardial ischaemia by Castro, R R T, Porphirio, G, Serra, S M, Nóbrega, A C L

“…Objective: To determine the acute effects of pyridostigmine bromide, a reversible cholinesterase inhibitor, during exercise in patients with coronary artery…”
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