Search Results - "Blomqvist, C. Gunnar"

Human cerebral autoregulation before, during and after spaceflight by Iwasaki, Ken‐ichi, Levine, Benjamin D., Zhang, Rong, Zuckerman, Julie H., Pawelczyk, James A., Diedrich, André, Ertl, Andrew C., Cox, James F., Cooke, William H., Giller, Cole A., Ray, Chester A., Lane, Lynda D., Buckey, Jay C., Baisch, Friedhelm J., Eckberg, Dwain L., Robertson, David, Biaggioni, Italo, Blomqvist, C. Gunnar

“…Exposure to microgravity alters the distribution of body fluids and the degree of distension of cranial blood vessels, and these changes in turn may provoke…”
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Respiratory modulation of human autonomic function on Earth by Eckberg, Dwain L., Cooke, William H., Diedrich, André, Biaggioni, Italo, Buckey, Jay C., Pawelczyk, James A., Ertl, Andrew C., Cox, James F., Kuusela, Tom A., Tahvanainen, Kari U. O., Mano, Tadaaki, Iwase, Satoshi, Baisch, Friedhelm J., Levine, Benjamin D., Adams‐Huet, Beverley, Robertson, David, Blomqvist, C. Gunnar

“…Key points We studied healthy supine astronauts on Earth with electrocardiogram, non‐invasive arterial pressure, respiratory carbon dioxide concentrations,…”
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Respiratory modulation of human autonomic function: long‐term neuroplasticity in space by Eckberg, Dwain L., Diedrich, André, Cooke, William H., Biaggioni, Italo, Buckey, Jay C., Pawelczyk, James A., Ertl, Andrew C., Cox, James F., Kuusela, Tom A., Tahvanainen, Kari U.O., Mano, Tadaaki, Iwase, Satoshi, Baisch, Friedhelm J., Levine, Benjamin D., Adams‐Huet, Beverley, Robertson, David, Blomqvist, C. Gunnar

“…Key points We studied healthy astronauts before, during and after the Neurolab Space Shuttle mission with controlled breathing and apnoea, to identify…”
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Human muscle sympathetic neural and haemodynamic responses to tilt following spaceflight by Benjamin D Levine, James A Pawelczyk, Andrew C Ertl, James F Cox, Julie H Zuckerman, André Diedrich, Italo Biaggioni, Chester A Ray, Michael L Smith, Satoshi Iwase, Mitsuru Saito, Yoshiki Sugiyama, Tadaaki Mano, Rong Zhang, Kenichi Iwasaki, Lynda D Lane, Jay C Buckey, Jr, William H Cooke, Friedhelm J Baisch, David Robertson, Dwain L Eckberg, C Gunnar Blomqvist

“…Orthostatic intolerance is common when astronauts return to Earth: after brief spaceflight, up to two-thirds are unable to remain standing for 10 min. Previous…”
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Human muscle sympathetic nerve activity and plasma noradrenaline kinetics in space by Andrew C Ertl, André Diedrich, Italo Biaggioni, Benjamin D Levine, Rose Marie Robertson, James F Cox, Julie H Zuckerman, James A Pawelczyk, Chester A Ray, Jay C Buckey, Jr, Lynda D Lane, Richard Shiavi, F Andrew Gaffney, Fernando Costa, Carol Holt, C Gunnar Blomqvist, Dwain L Eckberg, Friedhelm J Baisch, David Robertson

“…Astronauts returning from space have reduced red blood cell masses, hypovolaemia and orthostatic intolerance, marked by greater cardio–acceleration during…”
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Cardiovascular and sympathetic neural responses to handgrip and cold pressor stimuli in humans before, during and after spaceflight by Qi Fu, Benjamin D Levine, James A Pawelczyk, Andrew C Ertl, André Diedrich, James F Cox, Julie H Zuckerman, Chester A Ray, Michael L Smith, Satoshi Iwase, Mitsuru Saito, Yoshiki Sugiyama, Tadaaki Mano, Rong Zhang, Kenichi Iwasaki, Lynda D Lane, Jay C Buckey, Jr, William H Cooke, Rose Marie Robertson, Friedhelm J Baisch, C Gunnar Blomqvist, Dwain L Eckberg, David Robertson, Italo Biaggioni

“…Astronauts returning to Earth have reduced orthostatic tolerance and exercise capacity. Alterations in autonomic nervous system and neuromuscular function…”
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Central venous pressure and cardiac function during spaceflight by White, Ronald J, Blomqvist, C. Gunnar

“…1  Baylor College of Medicine, Houston, Texas 77030; and 2  University of Texas Southwestern Medical Center, Dallas, Texas 75235 Early in spaceflight, an…”
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Cardiac atrophy after bed rest and spaceflight by Perhonen, Merja A, Franco, Fatima, Lane, Lynda D, Buckey, Jay C, Blomqvist, C. Gunnar, Zerwekh, Joseph E, Peshock, Ronald M, Weatherall, Paul T, Levine, Benjamin D

“…Institute for Exercise and Environmental Medicine, Presbyterian Hospital of Dallas and Department of Internal Medicine and Radiology, University of Texas…”
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Regulation of muscle sympathetic nerve activity after bed rest deconditioning by Pawelczyk, J A, Zuckerman, J H, Blomqvist, C G, Levine, B D

“…Cardiovascular deconditioning reduces orthostatic tolerance. To determine whether changes in autonomic function might produce this effect, we developed…”
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Cerebral versus systemic hemodynamics during graded orthostatic stress in humans by Levine, B. D., Giller, C. A., Lane, L. D., Buckey, J. C., Blomqvist, C. G.

“…BACKGROUND: Orthostatic syncope is usually attributed to cerebral hypoperfusion secondary to systemic hemodynamic collapse. Recent research in patients with…”
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Influence of microgravity on astronauts' sympathetic and vagal responses to Valsalva's manoeuvre by James F Cox, Kari UO Tahvanainen, Tom A Kuusela, Benjamin D Levine, William H Cooke, Tadaaki Mano, Satoshi Iwase, Mitsuru Saito, Yoshiki Sugiyama, Andrew C Ertl, Italo Biaggioni, André Diedrich, Rose Marie Robertson, Julie H Zuckerman, Lynda D Lane, Chester A Ray, Ronald J White, James A Pawelczyk, Jay C Buckey, Jr, Friedhelm J Baisch, C Gunnar Bomqvist, David Robertson, Dwain L Eckberg

“…When astronauts return to Earth and stand, their heart rates may speed inordinately, their blood pressures may fall, and some may experience frank syncope. We…”
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Nine months in space: effects on human autonomic cardiovascular regulation by Cooke, William H, Ames, James E., IV, Crossman, Alexandra A, Cox, James F, Kuusela, Tom A, Tahvanainen, Kari U. O, Moon, L. Boyce, Drescher, Jurgen, Baisch, Friedhelm J, Mano, Tadaaki, Levine, Benjamin D, Blomqvist, C. Gunnar, Eckberg, Dwain L

“…1  Center for Biomedical Engineering, Michigan Technological University, Houghton, Michigan 49931; 2  Departments of Medicine, Physiology, and Mathematical…”
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Effects of spaceflight on human calf hemodynamics by Watenpaugh, Donald E, Buckey, Jay C, Lane, Lynda D, Gaffney, F. Andrew, Levine, Benjamin D, Moore, Willie E, Wright, Sheryl J, Blomqvist, C. Gunnar

“…Departments of Physiology and Internal Medicine, University of Texas Southwestern Medical Center, Dallas, Texas 75235 Chronic microgravity may modify…”
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Identification and treatment of low-risk patients after acute myocardial infarction and coronary-artery bypass graft surgery by DeBusk, R F, Blomqvist, C G, Kouchoukos, N T, Luepker, R V, Miller, H S, Moss, A J, Pollock, M L, Reeves, T J, Selvester, R H, Stason, W B

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A 30-year follow-up of the Dallas Bed Rest and Training Study. I. Effect of age on the cardiovascular response to exercise by MCGUIRE, Darren K, LEVINE, Benjamin D, WILLIAMSON, Jon W, SNELL, Peter G, BLOMQVIST, C. Gunnar, SALTIN, Bengt, MITCHELL, Jere H

“…Background — Cardiovascular capacity declines with aging, as evidenced by declining maximal oxygen uptake (V̇ o 2 max ), with little known about the specific…”
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A 30-year follow-up of the Dallas Bed Rest and Training Study. II. Effect of age on cardiovascular adaptation to exercise training by MCGUIRE, Darren K, LEVINE, Benjamin D, WILLIAMSON, Jon W, SNELL, Peter G, BLOMQVIST, C. Gunnar, SALTIN, Bengt, MITCHELL, Jere H

“…Background — Aerobic power declines with age. The degree to which this decline is reversible remains unclear. In a 30-year longitudinal follow-up study, the…”
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Orthostatic intolerance after spaceflight by Buckey, Jr, J C, Lane, L D, Levine, B D, Watenpaugh, D E, Wright, S J, Moore, W E, Gaffney, F A, Blomqvist, C G

“…Orthostatic intolerance occurs commonly after spaceflight, and important aspects of the underlying mechanisms remain unclear. We studied 14 individuals supine…”
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Pharmacologic atrial natriuretic peptide reduces human leg capillary filtration by Watenpaugh, D E, Vissing, S F, Lane, L D, Buckey, J C, Firth, B G, Erdman, W, Hargens, A R, Blomqvist, C G

“…Atrial natriuretic peptide (ANP) is produced and secreted by atrial cells. We measured calf capillary filtration rate with prolonged venous-occlusion…”
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Central venous pressure in space by Buckey, Jr, J C, Gaffney, F A, Lane, L D, Levine, B D, Watenpaugh, D E, Wright, S J, Yancy, Jr, C W, Meyer, D M, Blomqvist, C G

“…Gravity affects cardiac filling pressure and intravascular fluid distribution significantly. A major central fluid shift occurs when all hydrostatic gradients…”
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Neuromuscular diseases as models of cardiovascular regulation during exercise by Lewis, S F, Haller, R G, Blomqvist, C G

“…This article reviews the research performed to date on the cardiovascular responses to exercise in patients with neuromuscular diseases and lesions affecting…”
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