Search Results - "Rocha, Natalia G."

Hyperaemia during dynamic handgrip exercise is preserved in healthy young subjects after recovery from COVID‐19 by Prodel, Eliza, Souza, Roberto, Divino, Beatriz, Rocha, Helena N. M., Rocha, Natalia G., Nobrega, Antonio C. L.

“…We sought to investigate possible impaired hyperaemia during dynamic handgrip exercise (HGE) in young healthy individuals who had recovered from COVID‐19. We…”
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Intrathecal fentanyl abolishes the exaggerated blood pressure response to cycling in hypertensive men by Barbosa, Thales C., Vianna, Lauro C., Fernandes, Igor A., Prodel, Eliza, Rocha, Helena N. M., Garcia, Vinicius P., Rocha, Natalia G., Secher, Niels H., Nobrega, Antonio C. L.

“…Key points The increase in blood pressure observed during physical activities is exaggerated in patients with hypertension, exposing them to a higher…”
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Selective α1-adrenergic blockade disturbs the regional distribution of cerebral blood flow during static handgrip exercise by Fernandes, Igor A, Mattos, João D, Campos, Monique O, Machado, Alessandro C, Rocha, Marcos P, Rocha, Natalia G, Vianna, Lauro C, Nobrega, Antonio C L

“…Handgrip-induced increases in blood flow through the contralateral artery that supplies the cortical representation of the arm have been hypothesized as a…”
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Effects of Postprandial Lipemia Combined With Disturbed Blood Flow on the Flow-Mediated Dilation, Oxidative Stress, and Endothelial Microvesicles in Healthy Subjects by Araujo, Gustavo S M, Silva, Thiago O C, Guerra, Grazia M, Izaias, João E, Rocha, Helena M N, Faria, Diego, Rocha, Natalia G, Dalmazo, Aline Lopes, Araujo, Amanda, Marciano Consolim-Colombo, Fernanda, de Angelis, Katia, Irigoyen, Maria C C, Sales, Allan R K

“…Both postprandial lipemia (PPL) and disturbed blood flow (DBF) induce endothelial dysfunction. However, the interactive effect of these stimuli on endothelial…”
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Disturbed Blood Flow Acutely Increases Endothelial Microparticles and Decreases Flow Mediated Dilation in Patients With Heart Failure With Reduced Ejection Fraction by Silva, Thiago O C, Sales, Allan R K, Araujo, Gustavo S M, Fonseca, Guilherme W P, Braga, Pedro G S, Faria, Diego, Rocha, Helena N M, Rocha, Natalia G, Lima, Marta F, Mady, Charles, Negrão, Carlos E, Alves, Maria Janieire N N

“…Disturbed blood flow, characterized by high retrograde and oscillatory shear rate (SR), is associated with a proatherogenic phenotype. The impact of disturbed…”
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Inflammatory and oxidative responses to disturbed blood flow in hypertensive men by Storch, Amanda S, Rocha, Helena N M, Garcia, Vinicius P, Batista, Gabriel M S, Mattos, João Dario, Campos, Monique O, Nóbrega, Antonio Claudio L, Fernandes, Igor A, Rocha, Natalia G

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Ascorbic acid prevents stress-induced hypercoagulability in overweight and obese individuals by Rocha, Helena N. M., Velasco, Larissa L., Batista, Gabriel M. S., Storch, Amanda S., Garcia, Vinicius P., Teixeira, Gabriel F., Mentzinger, Juliana, da Nóbrega, Antonio C. L., Rocha, Natália G.

“…Ascorbic acid (AA) may contribute to restoring hemostatic balance after mental stress (MS) in overweight/obese adults. We aimed to determine the effects of AA…”
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Human brain blood flow and metabolism during isocapnic hyperoxia: the role of reactive oxygen species by Mattos, João D., Campos, Monique O., Rocha, Marcos P., Mansur, Daniel E., Rocha, Helena N. M., Garcia, Vinicius P., Batista, Gabriel, Alvares, Thiago S., Oliveira, Gustavo V., Souza, Mônica V., Videira, Rogério L. R., Rocha, Natalia G., Secher, Niels H., Nóbrega, Antonio C. L., Fernandes, Igor A.

“…Key points It is unknown whether excessive reactive oxygen species (ROS) production drives the isocapnic hyperoxia (IH)‐induced decline in human cerebral blood…”
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Reduced arterial vasodilatation in response to hypoxia impairs cerebral and peripheral oxygen delivery in hypertensive men by Fernandes, Igor A., Rocha, Marcos P., Campos, Monique O., Mattos, João D., Mansur, Daniel E., Rocha, Helena N. M., Terra, Paulo A. C., Garcia, Vinícius P., Rocha, Natália G., Secher, Niels H., Nóbrega, Antonio C. L.

“…Key points Hypoxaemia evokes a repertoire of homeostatic adjustments that maintain oxygen supply to organs and tissues including the brain and skeletal…”
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Differential vasomotor responses to isocapnic hyperoxia: cerebral versus peripheral circulation by Mattos, João D, Campos, Monique O, Rocha, Marcos P, Mansur, Daniel E, Rocha, Helena N M, Garcia, Vinicius P, Rocha, Natalia G, Alvares, Thiago S, Secher, Niels H, Nóbrega, Antonio C L, Fernandes, Igor A

“…Isocapnic hyperoxia (IH) evokes cerebral and peripheral hypoperfusion via both disturbance of redox homeostasis and reduction in nitric oxide (NO)…”
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Absent increase in vertebral artery blood flow during l-arginine infusion in hypertensive men by Vianna, Lauro C, Fernandes, Igor A, Barbosa, Thales C, Amaral, Tatiana G, Rocha, Natalia G, Secher, Niels H, Nóbrega, Antonio C

“…Endothelial dysfunction is observed in the peripheral vasculature of hypertensive patients, but it is unclear how the cerebral circulation is affected. More…”
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Exogenous l-arginine reduces matrix metalloproteinase-2 and -9 activities and oxidative stress in patients with hypertension by Garcia, Vinicius P., Rocha, Helena N.M., Silva, Gustavo M., Amaral, Tatiana A.G., Secher, Niels H., Nóbrega, Antonio C.L., Vianna, Lauro C., Rocha, Natália G.

“…Increased matrix metalloproteinases activity and reduced nitric oxide (NO) bioavailability contributes to development of hypertension and this may be…”
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Disturbed blood flow induces endothelial apoptosis without mobilizing repair mechanisms in hypertension by Rocha, Helena N.M., Garcia, Vinicius P., Batista, Gabriel M.S., Silva, Gustavo M., Mattos, João D., Campos, Monique O., Nóbrega, Antonio C.L., Fernandes, Igor A., Rocha, Natália G.

“…The influence of blood flow disturbances on vascular function, endothelial activation and repair capacity has not been fully elucidated either in physiological…”
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Metabolic syndrome and endothelin-1 mediated vasoconstrictor tone in overweight/obese adults by Rocha, Natalia G, Templeton, Danielle L, Greiner, Jared J, Stauffer, Brian L, DeSouza, Christopher A

“…Abstract Objective To determine whether endothelin (ET)-1 vasoconstrictor tone is greater in overweight and obese adults with the metabolic syndrome (MetS)…”
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Phenotypic differences in early outgrowth angiogenic cells based on in vitro cultivation by Bammert, Tyler D., Beckstrom, Collin A., Lincenberg, Grace, Hijmans, Jamie G., Greiner, Jared J., Rocha, Natalia G.

“…Bone marrow-derived early outgrowth cells play an important role in endothelial repair. In vitro isolation techniques have identified two distinct…”
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Aerobic exercise acutely prevents the endothelial dysfunction induced by mental stress among subjects with metabolic syndrome: the role of shear rate by Sales, Allan R K, Fernandes, Igor A, Rocha, Natália G, Costa, Lucas S, Rocha, Helena N M, Mattos, João D M, Vianna, Lauro C, Silva, Bruno M, Nóbrega, Antonio C L

“…Mental stress induces transient endothelial dysfunction, which is an important finding for subjects at cardiometabolic risk. Thus, we tested whether aerobic…”
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AT1R blocker prevents mental stress induced retrograde blood flow in overweight/obese men by Rocha, Helena N. M., Teixeira, Gabriel F., Batista, Gabriel M. S., Storch, Amanda S., Garcia, Vinicius P., Mentzinger, Juliana, Gomes, Erika A. C., Campos, Monique O., Nóbrega, Antonio C. L., Rocha, Natália G.

“…The main goal was to determine the impact of mental stress (MS) on blood flow regulation in overweight/obese men. Fourteen overweight/obese men (27 ± 7 years;…”
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Aerobic exercise modulation of mental stress-induced responses in cultured endothelial progenitor cells from healthy and metabolic syndrome subjects by Rocha, Natalia G., Sales, Allan R.K., Miranda, Renan L., Silva, Mayra S., Silva, Jemima F.R., Silva, Bruno M., Santos, Aline A., Nóbrega, Antonio C.L.

“…Numerous studies have demonstrated that exercise acutely prevents the reduction in flow-mediated dilation induced by mental stress in subjects with metabolic…”
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Preserved flow-mediated dilation but delayed time-to-peak diameter in individuals with metabolic syndrome by Fernandes, Igor A., Sales, Allan R. K., Rocha, Natália G., Silva, Bruno M., Vianna, Lauro C., da Nóbrega, Antonio C. L.

“…Summary Introduction Inconsistent evidences of the metabolic syndrome (MetS) impact on vascular reactivity raise questions on flow‐mediated dilation (FMD)…”
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Diet and exercise training reduce blood pressure and improve autonomic modulation in women with prehypertension by Sales, Allan R. K., Silva, Bruno M., Neves, Fabricia J., Rocha, Natália G., Medeiros, Renata F., Castro, Renata R. T., Nóbrega, Antonio C. L.

“…Despite mortality from heart disease has been decreasing, the decline in death in women remains lower than in men. Hypertension (HT) is a major risk factor for…”
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