Search Results - "Mansur, Daniel E."

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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KATP channels modulate cerebral blood flow and oxygen delivery during isocapnic hypoxia in humans by Rocha, Marcos P., Campos, Monique O., Mattos, João D., Mansur, Daniel E., Rocha, Helena N. M., Secher, Niels H., Nóbrega, Antonio C. L., Fernandes, Igor A.

“…Key points ATP‐sensitive K+ (KATP) channels mediate hypoxia‐induced cerebral vasodilatation and hyperperfusion in animals. We tested whether KATP channels…”
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Reactive oxygen species play a modulatory role in the hyperventilatory response to poikilocapnic hyperoxia in humans by Fernandes, Igor A., Mattos, João D., Campos, Monique O., Rocha, Marcos P., Mansur, Daniel E., Rocha, Helena M., Garcia, Vinicius P., Alvares, Thiago, Secher, Niels H., Nóbrega, Antonio C.L.

“…Key points The proposed mechanism for the increased ventilation in response to hyperoxia includes a reduced brain CO2–[H+] washout‐induced central…”
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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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Acid-sensing ion channels blockade attenuates pressor and sympathetic responses to skeletal muscle metaboreflex activation in humans by Campos, Monique O, Mansur, Daniel E, Mattos, João D, Paiva, Adrielle C S, Videira, Rogerio L R, Macefield, Vaughan G, da Nóbrega, Antonio C L, Fernandes, Igor A

“…In animals, the blockade of acid-sensing ion channels (ASICs), cation pore-forming membrane proteins located in the free nerve endings of group IV afferent…”
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Muscle sympathetic nerve activity and hemodynamic responses to venous distension: does sex play a role? by Mansur, Daniel E, Campos, Monique O, Mattos, João D, Paiva, Adrielle C S, Rocha, Marcos P, Videira, Rogerio L R, Macefield, Vaughan G, Nóbrega, Antonio C L, Fernandes, Igor A

“…Peripheral venous distension mechanically stimulates type III/IV sensory fibers in veins and evokes pressor and sympathoexcitatory reflex responses in humans…”
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Hypertension impairs hypoxia-induced angiogenesis in men by Garcia, Vinicius P, Rocha, Helena N M, Rocha, Marcos P, Mattos, João D, Campos, Monique O, Mansur, Daniel E, Secher, Niels H, Nóbrega, Antonio C L, Fernandes, Igor A, Rocha, Natália G

“…The inability of the organism to appropriately respond to hypoxia results in abnormal cell metabolism and function. Hypoxia-induced angiogenesis seems to be…”
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K ATP channels modulate cerebral blood flow and oxygen delivery during isocapnic hypoxia in humans by Rocha, Marcos P, Campos, Monique O, Mattos, João D, Mansur, Daniel E, Rocha, Helena N M, Secher, Niels H, Nóbrega, Antonio C L, Fernandes, Igor A

“…ATP-sensitive K (K ) channels mediate hypoxia-induced cerebral vasodilatation and hyperperfusion in animals. We tested whether K channels blockade affects the…”
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Hypertension impairs hypoxia-induced angiogenesis in men by Garcia, Vinicius P., Rocha, Helena N.M., Rocha, Marcos P., Mattos, João D., Campos, Monique O., Mansur, Daniel E., Secher, Niels H., Nóbrega, Antonio C.L., Fernandes, Igor A., Rocha, Natália G.

“…OBJECTIVE:The inability of the organism to appropriately respond to hypoxia results in abnormal cell metabolism and function. Hypoxia-induced angiogenesis…”
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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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Effects of face cooling on pulse waveform and sympathetic activity in hypertensive subjects by Prodel, Eliza, Barbosa, Thales C., Mansur, Daniel E., Nóbrega, Antonio Claudio L., Vianna, Lauro C.

“…Adverse cardiovascular events occur more frequently during cold weather. To test the hypothesis that cold exposure would lead to increased sympathetic activity…”
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Acid‐Sensing Ion Channels Blockade Attenuates Pressor and Sympathetic Responses to Skeletal Muscle Metaboreflex Activation in Humans by Fernandes, Igor Alexandre, Campos, Monique O, Mansur, Daniel E, Mattos, João, Paiva, Adrielle, Videira, Rogerio, Macefield, Vaughan, Nóbrega, Antonio CL

“…In animals, the blockade of acid‐sensing ion channels (ASICS), cation pore‐forming membrane proteins located in the free nerve endings of group IV afferent…”
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Is Hyperoxic Hyperventilation Caused by Reduced Carbon Dioxide Washout or Disturbed Brain Redox Homeostasis? by Fernandes, Igor A., Mattos, João D., Monique, Campos O., Rocha, Marcos P., Mansur, Daniel E., Rocha, Helena M., Garcia, Vinícius P., Alvares, Thiago S., Secher, Niels H., Nóbrega, Antonio C. L.

“…Abstract only…”
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