Search Results - "Spina, R J"

Mitochondrial enzymes increase in muscle in response to 7-10 days of cycle exercise by Spina, R J, Chi, M M, Hopkins, M G, Nemeth, P M, Lowry, O H, Holloszy, J O

“…Endurance exercise training induces a significant increase in the respiratory capacity of skeletal muscle. This is reflected by a training-induced increase in…”
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Effects of aging, sex, and physical training on cardiovascular responses to exercise by OGAWA, T, SPINA, R. J, MARTIN, W. J, KOHRT, W. M, SCHECHTMAN, K. B, HOLLOSZY, J. O, EHSANI, A. A

“…The relative contributions of decreases in maximal heart rate, stroke volume, and oxygen extraction and of changes in body weight and composition to the…”
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Skeletal muscle adaptations to endurance training in 60- to 70-yr-old men and women by Coggan, A R, Spina, R J, King, D S, Rogers, M A, Brown, M, Nemeth, P M, Holloszy, J O

“…Previous studies of endurance exercise training in older men and women generally have found only minimal skeletal muscle adaptations to training. To evaluate…”
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Differences in cardiovascular adaptations to endurance exercise training between older men and women by Spina, R J, Ogawa, T, Kohrt, W M, Martin, 3rd, W H, Holloszy, J O, Ehsani, A A

“…Recent studies have shown that people in their seventh decade are able to adapt to exercise training with an increase in maximal O2 uptake (VO2max) similar in…”
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Effects of gender, age, and fitness level on response of VO2max to training in 60-71 yr olds by Kohrt, W M, Malley, M T, Coggan, A R, Spina, R J, Ogawa, T, Ehsani, A A, Bourey, R E, Martin, 3rd, W H, Holloszy, J O

“…The adaptive response of maximal aerobic power (VO2max) to endurance exercise training was compared in 53 men and 57 women, aged 60-71 yr. The subjects were…”
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Effect of 7-10 days of cycle ergometer exercise on skeletal muscle GLUT-4 protein content by Gulve, E A, Spina, R J

“…Previous studies in animals and humans have shown that endurance exercise-training protocols of several weeks to many months in duration induce adaptive…”
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Enhanced endothelium-dependent vasodilation in older endurance-trained men by Rinder, Morton R, Spina, Robert J, Ehsani, Ali A

“…Division of Gerontology and Geriatrics and Cardiovascular Division, Washington University School of Medicine, St. Louis, Missouri 63110 We hypothesized that…”
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Endurance training decreases plasma glucose turnover and oxidation during moderate-intensity exercise in men by Coggan, A R, Kohrt, W M, Spina, R J, Bier, D M, Holloszy, J O

“…To assess the effects of endurance training on plasma glucose kinetics during moderate-intensity exercise in men, seven men were studied before and after 12 wk…”
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Effect of endurance exercise training on left ventricular size and remodeling in older adults with hypertension by Turner, M J, Spina, R J, Kohrt, W M, Ehsani, A A

“…It is not known whether exercise training can induce a reduction of blood pressure (BP) and a regression of left ventricular hypertrophy (LVH) in older…”
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Enhanced left ventricular performance in endurance trained older men by SEALS, D. R, HAGBERG, J. M, SPINA, R. J, ROGERS, M. A, SCHECHTMAN, K. B, EHSANI, A. A

“…The age-associated decline in aerobic exercise capacity is partially reversible by endurance exercise training. Moderate-intensity endurance exercise training…”
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Effects of ovariectomy and exercise training on muscle GLUT-4 content and glucose metabolism in rats by Hansen, P A, McCarthy, T J, Pasia, E N, Spina, R J, Gulve, E A

“…The present study examined the effects of 6 wk of ovarian endocrine deficiency on skeletal muscle GLUT-4 glucose transporter protein and glucose transport…”
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Exercise training enhances cardiac function in response to an afterload stress in older men by Spina, R J, Turner, M J, Ehsani, A A

“…This study was designed to characterize cardiac adaptations to endurance exercise training in older healthy men by evaluation of changes in left ventricular…”
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Histochemical and enzymatic characteristics of skeletal muscle in master athletes by Coggan, A R, Spina, R J, Rogers, M A, King, D S, Brown, M, Nemeth, P M, Holloszy, J O

“…Many older athletes are capable of endurance performances equal to those of young runners who have higher maximal O2 uptakes (VO2max). To determine whether…”
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Effects of age, adiposity, and fitness level on plasma catecholamine responses to standing and exercise by Kohrt, W M, Spina, R J, Ehsani, A A, Cryer, P E, Holloszy, J O

“…The plasma norepinephrine (NE) and epinephrine (E) responses to a variety of stressors are influenced by age, adiposity, and exercise training status. The…”
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Exercise training prevents decline in stroke volume during exercise in young healthy subjects by Spina, R J, Ogawa, T, Martin, 3rd, W H, Coggan, A R, Holloszy, J O, Ehsani, A A

“…Stroke volume (SV) increases above the resting level during exercise and then declines at higher intensities of exercise in sedentary subjects. The purpose of…”
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Endurance exercise training decreases capillary basement membrane width in older nondiabetic and diabetic adults by Williamson, J R, Hoffmann, P L, Kohrt, W M, Spina, R J, Coggan, A R, Holloszy, O

“…The objectives of these studies were to 1) evaluate the relationships among age, glucose intolerance, and skeletal muscle capillary basement membrane (CBM)…”
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Enhanced beta-adrenergic-mediated cardiovascular responses in endurance athletes by Hopkins, M G, Spina, R J, Ehsani, A A

“…To determine whether the adaptive increase in left ventricular systolic function in the trained state is mediated by enhanced responses to beta-adrenergic…”
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Insulin and glucagon in prevention of hypoglycemia during exercise in humans by Hirsch, I B, Marker, J C, Smith, L J, Spina, R J, Parvin, C A, Holloszy, J O, Cryer, P E

“…To assess the roles of decrements in insulin and increments in glucagon in the prevention of hypoglycemia during moderate exercise (approximately 60% peak O2…”
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Effects of Age and Gender on the Cardiovascular Responses to Isoproterenol by Turner, Michael J., Mier, Constance M., Spina, Robert J., Schechtman, Kenneth B., Ehsani, Ali A.

“…We studied the effects of age and gender on cardiovascular responses to β-adrenergic stimulation with the use of two-dimensional echocardiography in 16 young…”
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Exercise training improves left ventricular systolic function in older men by Ehsani, A A, Ogawa, T, Miller, T R, Spina, R J, Jilka, S M

“…To determine whether endurance exercise training can improve left ventricular systolic function in older men, 10 healthy sedentary men (64 +/- 3 years old;…”
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