Search Results - "Mulieri, Louis A"

Regional differences in the force-frequency relation of human left ventricular myocardium in mitral regurgitation: implications for ventricular shape by Mulieri, Louis A, Tischler, Marc D, Martin, Barbara J, Leavitt, Bruce J, Ittleman, Frank P, Alpert, Norman R, LeWinter, Martin M

“…Sphericalization of the left ventricular (LV) chamber shape in patients with mitral regurgitation (MR) contributes to increased LV wall stress and energy…”
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Pressure-volume Relationship in the Stress-echocardiography Laboratory: Does (Left Ventricular End-diastolic) Size Matter? by Bombardini, Tonino, Mulieri, Louis A, Salvadori, Stefano, Costantino, Marco Fabio, Scali, Maria Chiara, Marzilli, Mario, Picano, Eugenio

“…The variation between rest and peak stress end-systolic pressure-volume relation is an afterload-independent index of left ventricular contractility. Whether…”
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Influence of isoproterenol and Ouabain on Excitation-contraction coupling, cross-bridge function, and energetics in failing human myocardium by HASENFUSS, G, MULIERI, L. A, ALLEN, P. D, JUST, H, ALPERT, N. R

“…In patients with heart failure, long-term treatment with catecholamines and phosphodiesterase inhibitors, both of which increase cyclic AMP levels, may be…”
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Relación presión/volumen en el laboratorio de ecocardiografía de estrés. ¿Cómo influye el tamaño del ventrículo izquierdo (dimensión diastólica del ventrículo izquierdo)? by Bombardini, Tonino, Mulieri, Louis A, Salvadori, Stefano, Costantino, Marco Fabio, Scali, Maria Chiara, Marzilli, Mario, Picano, Eugenio

“…Resumen Introducción y objetivos La variación en la relación presión/volumen telesistólica entre el reposo y el estrés máximo es un índice de contractilidad…”
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The failing human heart by Alpert, Norman R, Mulieri, Louis A, Warshaw, David

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Alteration of Contractile Function and Excitation-Contraction Coupling in Dilated Cardiomyopathy by Hasenfuss, Gerd, Mulieri, Louis A, Leavitt, Bruce J, Allen, Paul D, Haeberle, Joe R, Alpert, Norman R

“…Myocardial failure in dilated cardiomyopathy may result from subcellular alterations in contractile protein function, excitation-contraction coupling…”
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Chemomechanical Energy Transduction in the Failing Heart by Alpert, Norman R, LeWinter, Martin, Mulieri, Louis A, Hasenfuss, Gerd

“…Human heart failure carries with it high mortal risks. The deficit in ventricular function results from a depression in power along with a blunting of the…”
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Maximal Actomyosin ATPase Activity and In Vitro Myosin Motility Are Unaltered in Human Mitral Regurgitation Heart Failure by Nguyen, The-Tin T, Hayes, Eric, Mulieri, Louis A, Leavitt, Bruce J, ter Keurs, Henk E.D.J, Alpert, Norman R, Warshaw, David M

“…Myofibrillar but not actomyosin ATPase is depressed in failing myocardium from patients with dilated cardiomyopathy. Since there is a similar depression of…”
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The dependence of the latency relaxation on sarcomere length and other characteristics of isolated muscle fibres by Mulieri, Louis A.

“…1. The latency relaxation has been examined in single fibres from frog striated muscle with particular attention given to its possible relation to Ca 2+…”
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A Mechanistic Analysis of Reduced Mechanical Performance in Human Heart Failure by ALPERT, Norman R., HASENFUSS, Gerd, LEAVITT, Bruce J., ITTLEMAN, Frank P., PIESKE, Burkert, MULIERI, Louis A.

“…In failing human hearts (FHH) (NYHA IV) the cardiac output is inadequate to meet the metabolic needs of the peripheral systems. By means of thermo-mechanical…”
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The response of the heart to stress: a biological view of myocardial adaptation and failure by Alpert, N R, Mulieri, L A

“…The response of the myocardium to persistent stress involves an increase in mass and a restructuring of the cellular and subcellular elements. The experiments…”
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The Inhomogeneity and Appropriateness of the Myocardial Response to Stress by ALPERT, NORMAN R, MULIERI, LOUIS A

“…Myocardial hypertrophy, with high morbidity and mortality, is a natural outcome of hypertensive heart disease. The increase in myocardial mass is associated…”
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Altered myocardial force-frequency relation in human heart failure by Mulieri, L A, Hasenfuss, G, Leavitt, B, Allen, P D, Alpert, N R

“…In congestive heart failure (idiopathic dilated cardiomyopathy), exercise is accompanied by a smaller-than-normal decrease in end-diastolic left ventricular…”
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Alterations of Myocardial Dynamic Stiffness Implicating Abnormal Crossbridge Function in Human Mitral Regurgitation Heart Failure by Mulieri, L A, Barnes, W, Leavitt, B J, Ittleman, F P, LeWinter, M M, Alpert, N R, Maughan, D W

“…Mitral regurgitation (MR) causes ventricular dilation, a blunted myocardial force-frequency relation, and increased crossbridge force-time integral (FTI). The…”
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Activation heat and latency relaxation in relation to calcium movement in skeletal and cardiac muscle by Mulieri, L A, Alpert, N R

“…Measurements of activation heat, initial heat, twitch tension, and latency relaxation were made using thin-layer, vacuum-deposited thermopiles and isometric…”
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Protection of Human Left Ventricular Myocardium From Cutting Injury With 2,3 -Butanedione Monoxime by Mulieri, Louis A, Hasenfuss, Gerd, Ittleman, Frank, Blanchard, Edward M, Alpert, Norman R

“…To prevent dissection injury when cutting strip preparations from human left ventricular papillary muscle tissue, dissections were carried out with…”
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Myocardial force-frequency defect in mitral regurgitation heart failure is reversed by forskolin by MULIERI, L. A, LEAVITT, B. J, MARTIN, B. J, HAEBERLE, J. R, ALPERT, N. R

“…Postoperative ejection phase parameters and patient survival rates for mitral valve replacement surgery are considerably lower than for similar aortic valve…”
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A NEW RENAL ARTERY CLAMP AND APPLICATOR by MULIERI, L A, KOROL, B

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Work production and work absorption in muscle strips from vertebrate cardiac and insect flight muscle fibers by Maughan, D, Moore, J, Vigoreaux, J, Barnes, B, Mulieri, L A

“…Stretch activation, which underlies the ability of all striated muscles to do oscillatory work, is a prominent feature of both insect flight and vertebrate…”
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Energetics of Isometric Force Development in Control and Volume-Overload Human Myocardium: Comparison With Animal Species by Hasenfuss, Gerd, Mulieri, Louis A, Blanchard, Edward M, Holubarsch, Christian, Leavitt, Bruce J, Ittleman, Frank, Alpert, Norman R

“…Alteration in crossbridge behavior and myocardial performance have been associated with myosin isoenzyme composition in animal models of myocardial hypertrophy…”
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