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…”
Get full text

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…”
Get full text

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…”
Get full text

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…”
Get full text

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…”
Get full text

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…”
Get more information

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…”
Get full text

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…”
Get full text

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…”
Get full text

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)…”
Get more information

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…”
Get full text

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…”
Get full text

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…”
Get full text