... adenosine autoregulation endothelin-1 inosine ischaemia pericardium 202S Clinical Science (2002) 103 (Suppl. 48), 202S 205S (Printed in Great Britain) Endothelin-1-induced elevations in purine metabolite concentrations autoregulatory protection in the canine pericardium? Endre ZIMA*, Violetta KE...

... in diastolic CBFV. Falls in cerebrovascular resistance, therefore, may be offset by rises in CrCP due to hypocapnia, leading to diminished cerebral blood flow during pre-syncope. autoregulation carbon dioxide cerebral circulation Doppler transcranial ultrasonography vasovagal syncope...

...R. P. WHITE; P. VALLANCE; H. S. MARKUS Cerebral blood flow is maintained constant over a range of cerebral perfusion pressures by cerebral autoregulation. Impaired cerebral autoregulation may be important in the pathogenesis of cerebral ischaemia. The mechanisms mediating normal cerebral...

... ± 64 μl/min at 100 mmHg. In the control group, glomerular filtration rate was well autoregulated. The glomerular filtration rate autoregulatory index was calculated to determine the ability to maintain glomerular filtration rate during changes in renal perfusion pressure (0 reflects perfect...

... of microvascular homoeostasis may occur through a wide variety of interrelated mecha- c5, 61. Silt and water retention \ autoregulation I Rerncdeh&ditioning v / Grdiac failure - -- Fig.1. A hypothetical model of the disturbance of peripheral micro- vascular function in human heart failure Table I. Control...

... to these procedures, we performed a tracheostomy to facilitate respiration. The operation was completed within 90 min and the Key words: autoregulation, blood pressure, endothelium-derived relaxing factor, nitric oxide. Abbreviations: EDRF, endothelium-derived relaxing factor; GFR, glomerular filtration rate; L-NMMA...

...Margrethe E. Olsen; John E. Hall; Jean-Pierre Montani; John E. Cornell 9 7 1986 24 10 1986 © 1970 The Biochemical Society and the Medical Research Society 1970 angiotensin II autoregulation glomerular filtration rate prostaglandins renal blood flow tubuloglomerular...

... in venous transmural pressure was not present on day 1 after coronary occlusion but gradually returned during days 2, 3 and 7. 4. A normal response to decrease in arterial perfusion pressure was observed, suggesting that intrinsic vascular reactions responsible for autoregulation of blood flow were...

... The Biochemical Society and the Medical Research Society 1983 arterioles autoregulation vascular reactivity Clinical Science (1983) 65,l-8 1 Some aspects of the arterial response to venous occlusion in man M. A. IRELAND, P. DAVIES AND W. A. LITTLER Department of Cardiovascular Medicine...

... that intrinsic vascular reactions responsible for autoregulation of blood flow were not affected by the increase in sympathetic vasoconstrictor activity. The vasoconstrictor response to increase in venous transmural pressure could not be demonstrated on day 1 after coronary occlusion but gradually reappeared...

... a change in total peripheral resistance, and cardiac output had returned to base line. 3. These data do not support the concept that whole-body autoregulation is an important factor in the pathogenesis of renoprival hypertension. © 1980 The Biochemical Society and the Medical Research Society 1980...

... small decreases in renal vascular resistance that failed to allow GFR, renal blood flow or pressures in cortical structures to be maintained. In contrast, normal rats efficiently autoregulated renal vascular resistance to allow GFR, renal blood flow and cortical pressures to be unchanged as blood...

... tubular segments (NGFR-P) fell significantly. 2. Qualitatively the same response of filtration rate to changes of arterial blood pressure was found in the chronically clipped kidneys of Goldblatt hypertensive rats after acute removal of the clip. 3. In contrast, autoregulation of kidney GFR, NGFR-D...