Search Results - "ELY, S. W"

Protective effects of adenosine in myocardial ischemia by ELY, S. W, BERNE, R. M

“…Adenosine is released from the myocardium in response to a decrease in the oxygen supply/demand ratio, as is seen in myocardial ischemia; its protective role…”
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Port-access coronary artery bypass grafting: technique and comparative results by Groh, Mark A, Sutherland, Susan E, Burton, Harry G, Johnson, Alan M, Ely, Stephen W

“…Background. Interest in minimally invasive coronary artery bypass grafting (CABG) continues to grow, and the techniques evolve. Our study examines the…”
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Myocardial adenosine, flow, and metabolism during adenosine antagonism and adrenergic stimulation by Headrick, J P, Ely, S W, Matherne, G P, Berne, R M

“…Relationships between interstitial transudate adenosine and coronary flow and between global adenosine formation and cytosolic metabolism were examined in…”
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Functional and metabolic evidence of enhanced myocardial tolerance to ischemia and reperfusion with adenosine by Ely, S W, Mentzer, Jr, R M, Lasley, R D, Lee, B K, Berne, R M

“…An isolated, isovolumetrically contracting rat heart preparation, perfused at constant flow, was used to test the hypothesis that adenosine treatment (100…”
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Thoracoscopic implantation of the implantable cardioverter defibrillator by Ely, S W, Kron, I L

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Effects of dipyridamole on myocardial adenosine and active hyperemia by Knabb, R M, Gidday, J M, Ely, S W, Rubio, R, Berne, R M

“…Dipyridamole, a vasodilator that potentiates the actions of exogenous adenosine, is known to inhibit cellular uptake of adenosine, but its effects on cellular…”
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Inhibition of adenosine metabolism increases myocardial interstitial adenosine concentrations and coronary flow by Ely, S W, Matherne, G P, Coleman, S D, Berne, R M

“…We employed an isolated guinea-pig heart model perfused at constant pressure (70 cmH2O) to test the hypothesis that inhibition of adenosine metabolism…”
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Purine-enriched asanguineous cardioplegia retards adenosine triphosphate degradation during ischemia and improves postischemic ventricular function by Wyatt, D A, Ely, S W, Lasley, R D, Walsh, R, Mainwaring, R, Berne, R M, Mentzer, Jr, R M

“…Myocardial dysfunction after induced ischemic arrest is an important problem in cardiac surgery. Adenosine-5'-triphosphate content in myocardial tissue remains…”
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The acute effects of AICAR on purine nucleotide metabolism and postischemic cardiac function by Mentzer, Jr, R M, Ely, S W, Lasley, R D, Berne, R M

“…The purine precursor AICAR (5-amino-4-imidazolecarboxamide) has been advocated as a substrate for myocardial adenine nucleotide repletion during postischemic…”
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Adenosine and coronary blood flow in conscious dogs during normal physiological stimuli by Bacchus, A N, Ely, S W, Knabb, R M, Rubio, R, Berne, R M

“…The role of adenosine in matching myocardial oxygen supply to demand by regulating coronary blood flow has been the subject of intensive study. The present…”
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Hormonal role of adenosine in maintaining patency of the ductus arteriosus in fetal lambs by MENTZER, R. M. JR, ELY, S. W, LASLEY, R. D, MAINWARING, R. D, WRIGHT, E. M. JR, BERNE, R. M

“…The hypothesis that endogenously released adenosine plays an important role in maintaining patency of the fetal lamb ductus arteriosus was tested. The design…”
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Allopurinol enhanced adenine nucleotide repletion after myocardial ischemia in the isolated rat heart by LASLEY, R. D, ELY, S. W, BERNE, R. M, MENTZER, R. M. JR

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Consistent Parallel Relationships among Myocardial Oxygen Consumption, Coronary Blood Flow, and Pericardial Infusate Adenosine Concentration with Various Interventions and β-Blockade in the Dog by Knabb, Robert M, Ely, Stephen W, Bacchus, Alban N, Rubio, Rafael, Berne, Robert M

“…Coronary blood flow responds uniquely to changes in myocardial oxygen demand, regardless of the stimulus. If adenosine mediates this response, interstitial…”
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Changes in work rate to oxygen consumption ratio during hypoxia and ischemia in immature and mature rabbit hearts by Matherne, G P, Headrick, J P, Ely, S W, Coleman, S D, Berne, R M

“…This study was designed to evaluate the relative response of myocardial efficiency to reduced oxygen supply (hypoxia and ischemia) in immature and mature…”
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The role of adenosine in the regulation of coronary blood flow in newborn lambs by Mainwaring, R D, Mentzer, Jr, R M, Ely, S W, Rubio, R, Berne, R M

“…Adenosine is a metabolic vasodilator of the coronary vessels in the adult. Whether it plays a similar role in the regulation of coronary blood flow (CBF) in…”
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Local vasoactivity of oxygen and carbon dioxide in the right coronary circulation of the dog and pig by Ely, S.W, Sawyer, D.C, Scott, J.B

“…1. Eight mongrel dogs were anaesthetized with sodium thiamylal and chloralose-urethane, ventilated, vagotomized and heparinized. Five Poland-China pigs were…”
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Carotid sinus reflex vasoconstriction in right coronary circulation of dog and pig by Ely, S W, Sawyer, D C, Anderson, D L, Scott, J B

“…This study was designed to evaluate the effects of the sympathetic nervous system on right ventricular and right coronary hemodynamics in the anesthetized…”
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Time‐dependent effects of theophylline on myocardial reactive hyperaemias in the anaesthetized dog by Gidday, Jeffrey M., Esther, John W., Ely, Stephen W., Rubio, Rafael, Berne, Robert M.

“…1 The effects of a loading dose of theophylline (5 mg kg−1 i.v.) on the hyperaemias resulting from short‐term (15 and 30 s) interruptions in coronary blood…”
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Measurements of coronary plasma and pericardial infusate adenosine concentrations during exercise in conscious dog: relationship to myocardial oxygen consumption and coronary blood flow by Ely, S W, Knabb, R M, Bacchus, A N, Rubio, R, Berne, R M

“…A conscious dog model was employed to evaluate the relationship among myocardial oxygen consumption (MVO2), myocardial adenosine release and coronary blood…”
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Response of lamb ductus arteriosus to nitroglycerin and nitroprusside by Walsh, R S, Ely, S W, Mentzer, Jr, R M

“…In certain forms of congenital heart disease, patency of the ductus arteriosus is critical for survival. Since the administration of prostaglandin is…”
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