Search Results - "Olsen, Niels V"

Acute hypoxia increases the cerebral metabolic rate – a magnetic resonance imaging study by Vestergaard, Mark B, Lindberg, Ulrich, Aachmann-Andersen, Niels Jacob, Lisbjerg, Kristian, Christensen, Søren Just, Law, Ian, Rasmussen, Peter, Olsen, Niels V, Larsson, Henrik BW

“…The aim of the present study was to examine changes in cerebral metabolism by magnetic resonance imaging of healthy subjects during inhalation of 10% O2…”
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The age‐related reduction in cerebral blood flow affects vertebral artery more than internal carotid artery blood flow by Olesen, Niels D., Nielsen, Henning B., Olsen, Niels V., Secher, Niels H.

“…Summary Ageing reduces cerebral blood flow (CBF), while mean arterial pressure (MAP) becomes elevated. According to ‘the selfish brain’ hypothesis of…”
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Influence of blood pressure on internal carotid artery blood flow during combined propofol-remifentanil and thoracic epidural anesthesia by Olesen, Niels, Egesborg, Astrid, Frederiksen, Hans-Jørgen, Kitchen, Carl-Christian, Svendsen, Lars, Olsen, Niels, Secher, Niels

“…Background and Aims: Anesthesia often reduces mean arterial pressure (MAP) to a level that may compromise cerebral blood flow. We evaluated whether…”
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Central Nervous System Frontiers for the Use of Erythropoietin by Olsen, Niels V

“…Recombinant human erythropoietin (r-HuEPO; epoetin alfa) is well established as safe and effective for the treatment of anemia. In addition to the…”
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Eighteen days of "living high, training low" stimulate erythropoiesis and enhance aerobic performance in elite middle-distance runners by Brugniaux, Julien V, Schmitt, Laurent, Robach, Paul, Nicolet, Gerard, Fouillot, Jean-Pierre, Moutereau, Stephane, Lasne, Francoise, Pialoux, Vincent, Saas, Philippe, Chorvot, Marie-Claude, Cornolo, Jeremy, Olsen, Niels V, Richalet, Jean-Paul

“…1 Université Paris 13, Laboratoire "Réponses cellulaires et fonctionnelles à l'hypoxie," Bobigny; 2 Centre National de Ski Nordique, Prémanon; 3 Ecole…”
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Recombinant erythropoietin acutely decreases renal perfusion and decouples the renin‐angiotensin‐aldosterone system by Aachmann‐Andersen, Niels J., Christensen, Soren J., Lisbjerg, Kristian, Oturai, Peter, Johansson, Pär I., Holstein‐Rathlou, Niels‐Henrik, Olsen, Niels V.

“…The effect of recombinant erythropoietin (rhEPO) on renal and systemic hemodynamics was evaluated in a randomized double‐blinded, cross‐over study. Sixteen…”
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High-dose erythropoietin for tissue protection by Lund, Anton, Lundby, Carsten, Olsen, Niels V.

“…Background The discovery of potential anti‐apoptotic and cytoprotective effects of recombinant human erythropoietin (rHuEPO) has led to clinical trials…”
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Living high-training low: effect on erythropoiesis and maximal aerobic performance in elite Nordic skiers by Robach, Paul, Schmitt, Laurent, Brugniaux, Julien V, Nicolet, Gérard, Duvallet, Alain, Fouillot, Jean-Pierre, Moutereau, Stéphane, Lasne, Françoise, Pialoux, Vincent, Olsen, Niels V, Richalet, Jean-Paul

“…The "living high-training low" model (Hi-Lo) may improve aerobic performance in athletes, and the main mechanism of this improvement is thought to be augmented…”
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No consistent effect of ADRB2 haplotypes on obesity, hypertension and quantitative traits of body fatness and blood pressure among 6,514 adult Danes by Gjesing, Anette P, Sparsø, Thomas, Borch-Johnsen, Knut, Jørgensen, Torben, Pedersen, Oluf, Hansen, Torben, Olsen, Niels V

“…Evidence regarding the association of variation within ADRB2, the gene encoding the beta-adrenergic receptor 2 (ADRB2) with obesity and hypertension is…”
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Living high-training low: effect on erythropoiesis and aerobic performance in highly-trained swimmers by Robach, Paul, Schmitt, Laurent, Brugniaux, Julien V, Roels, Belle, Millet, Grégoire, Hellard, Philippe, Nicolet, Gérard, Duvallet, Alain, Fouillot, Jean-Pierre, Moutereau, Stéphane, Lasne, Françoise, Pialoux, Vincent, Olsen, Niels V, Richalet, Jean-Paul

“…The "living high-training low" model (LHTL), i.e., training in normoxia but sleeping/living in hypoxia, is designed to improve the athletes performance…”
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Interindividual and regional relationship between cerebral blood flow and glucose metabolism in the resting brain by Henriksen, Otto M, Vestergaard, Mark Bitsch, Lindberg, Ulrich, Aachmann-Andersen, Niels Jacob, Lisbjerg, Kristian, Christensen, Søren Just, Rasmussen, Peter, Olsen, Niels Vidiendal, Forman, Julie L, Larsson, Henrik Bo Wiberg, Law, Ian

“…Studies of the resting brain measurements of cerebral blood flow (CBF) show large interindividual and regional variability, but the metabolic basis of this…”
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The Gly16 Allele of the Gly16Arg Single-Nucleotide Polymorphism in the β2-Adrenergic Receptor Gene Augments Perioperative Use of Vasopressors: A Retrospective Cohort Study by Nielsen, Morten, Staalsoe, Jonatan M, Ullum, Henrik, Secher, Niels H, Nielsen, Henning B, Olsen, Niels V

“…BACKGROUND:Arterial hypotension is frequent in patients undergoing anesthesia and may aggravate the outcome. Common genetic variations may influence the…”
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Internal carotid artery blood flow is enhanced by elevating blood pressure during combined propofol-remifentanil and thoracic epidural anaesthesia: A randomised cross-over trial by Olesen, Niels D., Frederiksen, Hans-Jørgen, Storkholm, Jan H., Hansen, Carsten P., Svendsen, Lars B., Olsen, Niels V., Secher, Niels H.

“…BACKGROUNDAnaesthesia reduces mean arterial pressure (MAP), and to preserve organ perfusion, vasopressors are often used to maintain MAP above 60 mmHg…”
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ADRB2 gly16gly Genotype, Cardiac Output, and Cerebral Oxygenation in Patients Undergoing Anesthesia for Abdominal Aortic Aneurysm Surgery by Staalsø, Jonatan Myrup, Rokamp, Kim Zillo, Olesen, Niels D, Lonn, Lars, Secher, Niels H, Olsen, Niels V, Mantoni, Teit, Helgstrand, Ulf, Nielsen, Henning B

“…BACKGROUND:Gly16arg polymorphism of the adrenergic β2-receptor is associated with the elevated cardiac output (Q) in healthy gly16-homozygotic subjects. We…”
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Lipopolysaccharide-induced acute renal failure in conscious rats: effects of specific phosphodiesterase type 3 and 4 inhibition by Jonassen, Thomas E N, Graebe, Martin, Promeneur, Dominique, Nielsen, Søren, Christensen, Sten, Olsen, Niels V

“…In conscious, chronically instrumented rats we examined 1) renal tubular functional changes involved in lipopolysaccharide (LPS)-induced acute renal failure;…”
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Hepatic erythropoietin response in cirrhosis by Risør, Louise M., Fenger, Mogens, Olsen, Niels V., Møller, Søren

“…Background Erythropoietin (EPO) is produced in the liver during fetal life, but after birth the production shifts to the kidneys. The liver maintains a…”
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Measurement of peripheral arterial tonometry in patients with diabetic foot ulcers during courses of hyperbaric oxygen treatment by Hedetoft, Morten, Olsen, Niels V, Smidt-Nielsen, Isabel G, Wahl, Anna M, Bergström, Anita, Juul, Anders, Hyldegaard, Ole

“…Treatment of diabetic foot ulcers is complex and often protracted. Hyperbaric oxygen treatment (HBOT) improves wound healing in diabetic ulcers and serves as…”
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The Gly16 Allele of the G16R Single Nucleotide Polymorphism in the β2-Adrenergic Receptor Gene Augments the Glycemic Response to Adrenaline in Humans by Rokamp, Kim Z., Staalsø, Jonatan M., Zaar, Morten, Rasmussen, Peter, Petersen, Lonnie G., Nielsen, Rikke V., Secher, Niels H., Olsen, Niels V., Nielsen, Henning B.

“…Cerebral non-oxidative carbohydrate consumption may be driven by a β 2 -adrenergic mechanism. This study tested whether the 46G > A (G16R) single nucleotide…”
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G16R single nucleotide polymorphism but not haplotypes of the β(2)-adrenergic receptor gene alters cardiac output in humans by Rokamp, Kim Z, Staalsoe, Jonatan M, Gartmann, Martin, Sletgaard, Anna, Nordsborg, Nicolai B, Secher, Niels H, Nielsen, Henning B, Olsen, Niels V

“…Variation in genes encoding the β(2)-adrenergic receptor (ADRB2) and angiotensin-converting enzyme (ACE) may influence Q (cardiac output). The 46G>A (G16R) SNP…”
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Both acute and prolonged administration of EPO reduce cerebral and systemic vascular conductance in humans by Rasmussen, Peter, Kim, Yu‐Sok, Krogh‐Madsen, Rikke, Lundby, Carsten, Olsen, Niels V., Secher, Niels H., Lieshout, Johannes J.

“…Administration of erythropoietin (EPO) has been linked to cerebrovascular events. EPO reduces vascular conductance, possibly because of the increase in…”
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