Effect of 1-arterenol infusion on central blood volume in the dog.
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Absence of vasomotor responses to epinephrine and arterenol in an isolated intracranial circulation.
Four experimental procedures were tried with the dog before one was found which enabled us to record vasomotor changes in an intracranial vascular bed, uncomplicated by alteration in vasomotor tone in the extracranial beds. This required extensive dissection and cannulation technics. In experiments in which this was accomplished by complete elimination, on one side, of the communications betwee...
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The effect of platelet activating factor (PAF) on renal hemodynamics and function was examined in anesthetized dogs. The infusion of PAF into the renal artery at 5, 10, and 20 ng X min-1 X kg-1 body weight resulted in dose-dependent reductions in renal blood flow, glomerular filtration rate, urine volume, and urinary sodium excretion, whereas the infusion of vehicle alone in the contralateral k...
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Background & objectives: Cardiopulmonary bypass often causes a stress hormonal response with subsequent changes in hemodynamic and organ perfusion. Human studies involving cardiopulmonary bypass have shown that very low doses of ketamine can attenuate inflammatory and stress markers, without adverse effects. The aim of this study was to investigate whether low dose infusion of ketamine have hem...
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To evaluate the effect of intravenous infusion of a soybean based lipid emulsion (Lipovenoes 10%) on some blood constituents in sheep, a replicated 2 × 2 Latin square design experiment was conducted in four clinically healthy ewes. Lipid emulsion (LE group) or normal saline (NS group) was infused intravenously at a rate of 0.025 mL kg-1 per min for 6 hr and the concentrations of bloo...
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NAHMOD, VICTOR E., AND ALFREDO LANARI. AboZition of autoregulation of renal blood J-low by acetylcholine. Am. J. Physiol. 207(r): 123-127. 1964.~-In order to study the mechanism of autoregulation of renal blood flow, 36 mongrel dogs were connected in parabiosis according ,to the Brull method. The following determinations were made : a) flow/pressure curves in innervated and denervated kidneys a...
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عنوان ژورنال:
- Circulation research
دوره 3 4 شماره
صفحات -
تاریخ انتشار 1955