Search Results - "Rossiter, H B"

A test to establish maximum O2 uptake despite no plateau in the O2 uptake response to ramp incremental exercise by Rossiter, H. B, Kowalchuk, J. M, Whipp, B. J

“…1 Department of Physiology, St. George's Hospital Medical School, London, United Kingdom; and 2 Canadian Centre for Activity and Ageing, School of Kinesiology,…”
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Effect of recovery duration from prior exhaustive exercise on the parameters of the power-duration relationship by FERGUSON, C, ROSSITER, H. B, WHIPP, B. J, CATHCART, A. J, MURGATROYD, S. R, WARD, S. A

“…The physiological equivalents of the curvature constant (W') of the high-intensity power-duration (P-t(LIM)) relationship are poorly understood, although they…”
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Influence of exercise intensity on the on- and off-transient kinetics of pulmonary oxygen uptake in humans by Ozyener, F, Rossiter, H B, Ward, S A, Whipp, B J

“…The maximal oxygen uptake ( ) during dynamic muscular exercise is commonly taken as a crucial determinant of the ability to sustain high-intensity exercise…”
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Dynamic asymmetry of phosphocreatine concentration and O2 uptake between the on- and off-transients of moderate- and high-intensity exercise in humans by Rossiter, H. B., Ward, S. A., Kowalchuk, J. M., Howe, F. A., Griffiths, J. R., Whipp, B. J.

“…The on- and off-transient (i.e. phase II) responses of pulmonary oxygen uptake ( V̇ O 2 ) to moderate-intensity exercise (i.e. below the lactate threshold, θ…”
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Sex-specific effects of maternal and postweaning high-fat diet on skeletal muscle mitochondrial respiration by Khamoui, A V, Desai, M, Ross, M G, Rossiter, H B

“…Exposure to maternal over-nutrition in utero is linked with developmental programming of obesity, metabolic syndrome and cardiovascular disease in offspring,…”
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Effects of prior very-heavy intensity exercise on indices of aerobic function and high-intensity exercise tolerance by Ferguson, C, Whipp, B. J, Cathcart, A. J, Rossiter, H. B, Turner, A. P, Ward, S. A

“…1 Centre for Sport and Exercise Sciences, Institute of Membrane and Systems Biology, Faculty of Biological Sciences, University of Leeds, Leeds; 2 Institute of…”
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Effects of prior exercise on oxygen uptake and phosphocreatine kinetics during high-intensity knee-extension exercise in humans by Rossiter, H. B., Ward, S. A., Kowalchuk, J. M., Howe, F. A., Griffiths, J. R., Whipp, B. J.

“…A prior bout of high-intensity square-wave exercise can increase the temporal adaptation of pulmonary oxygen uptake ( ) to a subsequent bout of high-intensity…”
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Inferences from pulmonary O2 uptake with respect to intramuscular [phosphocreatine] kinetics during moderate exercise in humans by Rossiter, H. B., Ward, S. A., Doyle, V. L., Howe, F. A., Griffiths, J. R., Whipp, B. J.

“…In the non-steady state of moderate intensity exercise, pulmonary O 2 uptake ( V̇ p,O 2 ) is temporally dissociated from muscle O 2 consumption ( V̇ m,O 2 )…”
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Exertional oxygen uptake kinetics: a stamen of stamina? by Whipp, Brian J, Rossiter, H B, Ward, S A

“…The fundamental pulmonary O(2) uptake (.VO(2)) response to moderate, constant-load exercise can be characterized as (d.VO(2)/dt)(tau)+Delta.VO(2)…”
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Age is no barrier to muscle structural, biochemical and angiogenic adaptations to training up to 24 months in female rats by Rossiter, H. B., Howlett, R. A., Holcombe, H. H., Entin, P. L., Wagner, H. E., Wagner, P. D.

“…Ageing is associated with reduced transport and utilization of O 2 , diminishing exercise tolerance. Reductions may occur in cardiac output (delivery), and…”
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Instantaneous quantification of skeletal muscle activation, power production, and fatigue during cycle ergometry by Coelho, A C, Cannon, D T, Cao, R, Porszasz, J, Casaburi, R, Knorst, M M, Rossiter, H B

“…A rapid switch from hyperbolic to isokinetic cycling allows the velocity-specific decline in maximal power to be measured, i.e., fatigue. We reasoned that,…”
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A “NIRS” death experience: a reduction in cortical oxygenation by time-resolved near-infrared spectroscopy preceding cardiac arrest by Lanks, C., Kim, C. B., Rossiter, H. B.

“…Near-infrared spectroscopy (NIRS) has been used effectively post-cardiac-arrest to gauge adequacy of resuscitation and predict the likelihood of achieving a…”
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Effect of prior metabolic rate on the kinetics of oxygen uptake during moderate-intensity exercise by Brittain, C J, Rossiter, H B, Kowalchuk, J M, Whipp, B J

“…Pulmonary oxygen uptake (VO2) dynamics during moderate-intensity exercise are often assumed to be dynamically linear (i.e. neither the gain nor the time…”
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A test to establish maximum O 2 uptake despite no plateau in the O 2 uptake response to ramp incremental exercise by Rossiter, H. B., Kowalchuk, J. M., Whipp, B. J.

“…The O 2 uptake (V̇o 2 ) response to ramp incremental (RI) exercise does not consistently demonstrate plateau-like behavior at the limit of tolerance, and hence…”
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Mechanical deformation promotes secretion of IL-1 alpha and IL-1 receptor antagonist by Lee, RT, Briggs, WH, Cheng, GC, Rossiter, HB, Libby, P, Kupper, T

“…Both IL-1 alpha and IL-1 beta lack an N terminus secretory sequence, and the mechanism of secretion of these pleiotropic cytokines is incompletely understood…”
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Negative accumulated oxygen deficit during heavy and very heavy intensity cycle ergometry in humans by Ozyener, F, Rossiter, H B, Ward, S A, Whipp, B J

“…The concept of the accumulated O(2) deficit (AOD) assumes that the O(2) deficit increases monotonically with increasing work rate (WR), to plateau at the…”
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Increasing temperature speeds intracellular PO2 kinetics during contractions in single Xenopus skeletal muscle fibers by Koga, S, Wüst, R C I, Walsh, B, Kindig, C A, Rossiter, H B, Hogan, M C

“…Precise determination of the effect of muscle temperature (T(m)) on mitochondrial oxygen consumption kinetics has proven difficult in humans, in part due to…”
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Physical Activity, Muscle Oxidative Capacity, and Coronary Artery Calcium in Smokers with and without COPD by Tiller, Nicholas B, Kinninger, April, Abbasi, Asghar, Casaburi, Richard, Rossiter, Harry B, Budoff, Matthew J, Adami, Alessandra

“…Introduction: Severe chronic obstructive pulmonary disease (COPD) is partly characterized by diminished skeletal muscle oxidative capacity and concurrent…”
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Dynamic asymmetry of phosphocreatine concentration and O 2 uptake between the on‐ and off‐transients of moderate‐ and high‐intensity exercise in humans by Rossiter, H. B., Ward, S. A., Kowalchuk, J. M., Howe, F. A., Griffiths, J. R., Whipp, B. J.

“…The on‐ and off‐transient (i.e. phase II) responses of pulmonary oxygen uptake (V̇ O2 ) to moderate‐intensity exercise (i.e. below the lactate threshold, θ L )…”
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Serum Amyloid A in Stable COPD Patients is Associated with the Frequent Exacerbator Phenotype by Zhao, Dongxing, Abbasi, Asghar, Rossiter, Harry B, Su, Xiaofen, Liu, Heng, Pi, Yuhong, Sang, Li, Zhong, Weiyong, Yang, Qifeng, Guo, Xiongtian, Zhou, Yanyan, Li, Tianyang, Casaburi, Richard, Zhang, Nuofu

“…Background: We sought to determine whether circulating inflammatory biomarkers were associated with the frequent exacerbator phenotype in stable COPD patients…”
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