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Mariela M. Gironacci, Flavia M. Cerniello, Nadia A. Longo Carbajosa, Jorge Goldstein, Bruno D. Cerrato
Clin Sci (Lond) (2014) 127 (5): 295–306.
Published: 07 May 2014
... baroreflex sensitivity and has an inhibitory neuromodulatory role in hypothalamic noradrenergic neurotransmission. Ang-(1–7) not only exerts effects related to BP regulation, but also acts as a cerebroprotective component of the RAS by reducing cerebral infarct size and neuronal apoptosis. In the present...
Clin Sci (Lond) (2011) 121 (6): 279–284.
Published: 27 May 2011
...Maria Teresa La Rovere; Roberto Maestri; Gian Domenico Pinna; Peter Sleight; Oreste Febo HRT (heart rate turbulence), describing the heart rate changes following a premature ventricular contraction, has been regarded as an indirect index of baroreflex function. However, limited data are available...
Jasper Truijen, Shyrin C.A.T. Davis, Wim J. Stok, Yu-Sok Kim, David J. van Westerloo, Marcel Levi, Tom van der Poll, Berend E. Westerhof, John M. Karemaker, Johannes J. van Lieshout
Clin Sci (Lond) (2011) 120 (4): 161–167.
Published: 02 November 2010
... rate) and reduced BRS (baroreflex sensitivity). β-adrenergic blockade enhances BRS during rest, but its effect on BRS during acute psychological stress is unknown. This study tested the hypothesis that BRS is higher during acute psychological stress in healthy subjects under β-adrenergic blockade...
Clin Sci (Lond) (2009) 117 (10): 345–353.
Published: 07 September 2009
...David L. Jardine; C. T. Paul Krediet; Pietro Cortelli; Christopher M. Frampton; Wouter Wieling Sleep syncope is a recently described form of vasovagal syncope that interrupts sleep. The pathophysiology of this condition is uncertain but a ‘central’ non-baroreflex-mediated trigger has been suggested...
Clin Sci (Lond) (2005) 108 (3): 225–230.
Published: 18 February 2005
... capacity to elevate BP. There was no overshoot in BP during the manoeuvre of actively standing, and steady standing BP levels in patients were not higher than supine BP levels as usually observed in healthy controls. The spontaneous baroreflex sensitivity estimated using the sequence technique or the cross...
Clin Sci (Lond) (2003) 105 (1): 119–126.
Published: 01 July 2003
...Giosuè GULLI; Victoria L. COOPER; Victoria CLAYDON; Roger HAINSWORTH Correspondence: Dr Giosuè Gulli (e-mail GiosueGulli@yahoo.it ). 12 11 2002 26 2 2003 2 4 2003 2 4 2003 © 2003 The Biochemical Society 2003 baroreflex heart rate variability syncope...
Clin Sci (Lond) (2003) 104 (3): 295–302.
Published: 17 February 2003
... controls [normal weight, well nourished (NW/WN); n = 27]. Baroreflex sensitivity, which is a determinant of heart rate variability, was also assessed. The data indicate that total power (0–0.4Hz), low-frequency power (0.04–0.15Hz) and high-frequency power (0.15–0.4Hz) of RR interval variability were...
Clin Sci (Lond) (2002) 103 (s2002): 48S–52S.
Published: 01 September 2002
... ET-3 (-/-) mice (2–3 weeks old), mean BP and HR were 55±2mmHg and 436±30beats/min respectively. These values were not different from those in age-matched wild-type mice (53±3mmHg and 430±18beats/min respectively). Baroreflex sensitivity, which was calculated as the slope of the relationship between...
Clin Sci (Lond) (2002) 102 (6): 639–644.
Published: 17 May 2002
...William H. COOKE; David A. LUDWIG; Paul S. HOGG; Dwain L. ECKBERG; Victor A. CONVERTINO The menstrual cycle provokes several physiological changes that could influence autonomic regulatory mechanisms. We studied the carotid-cardiac baroreflex in ten healthy young women on four occasions over...
Clin Sci (Lond) (2002) 102 (6): 623–630.
Published: 30 April 2002
...Clive M. BROWN; Matthias DÜTSCH; Georg MICHELSON; Bernhard NEUNDÖRFER; Max J. HILZ Autonomic neuropathy may contribute to the pathophysiology of both open-angle and normal-pressure glaucoma. However, autonomic function has not been studied extensively in these diseases. We evaluated baroreflex...
Clin Sci (Lond) (2002) 102 (4): 465–473.
Published: 18 March 2002
...Hagen MALBERG; Niels WESSEL; Annett HASART; Karl-Josef OSTERZIEL; Andreas VOSS Baroreflex sensitivity (BRS) is an important parameter in the classification of patients with reduced left ventricular function. This study aimed at investigating BRS in patients with dilated cardiomyopathy (DCM...
Clin Sci (Lond) (2002) 102 (4): 397–402.
Published: 05 March 2002
... patients [NYHA class II-III; mean age 52 years (range 38-67 years)] and 12 age/sex-matched healthy control subjects [mean age 50 years (range 36-62 years)] were studied. Heart rate variability and baroreflex sensitivity were measured during inhibition of endogenous NO production with N G -monomethyl- l...
Clin Sci (Lond) (2001) 100 (4): 433–440.
Published: 09 March 2001
... late phase II remained unchanged; pulse pressure was more compressed during phase II, but higher during phase IV. The Valsalva ratio was not significantly affected, but baroreflex gain (calculated from early phase II) was significantly decreased in the upright position. While a reduced late phase II...
Clin Sci (Lond) (2000) 99 (5): 371–381.
Published: 03 October 2000
...J. GERRITSEN; B. J. TENVOORDE; J. M. DEKKER; P. J. KOSTENSE; L. M. BOUTER; R. M. HEETHAAR Baroreflex sensitivity (BRS) has been proposed as a diagnostic parameter for neurological disorders and as a survival-prognosis parameter in diabetic and cardiac patients. Therefore reference values...
Clin Sci (Lond) (2000) 98 (5): 627–632.
Published: 26 April 2000
...Jan FAGIUS; Christian BERNE Food intake is followed by an increase in baroreflex-governed sympathetic outflow to muscle vessels. It is established that insulin contributes to this stimulation; however, the increase occurs (to a lesser degree) even in the absence of enhanced insulin secretion...
Luciano BERNARDI, Claudio PASSINO, Giammario SPADACINI, Alessandro CALCIATI, Robert ROBERGS, Richard GREENE, Emilia MARTIGNONI, Inder ANAND, Otto APPENZELLER
Clin Sci (Lond) (1998) 95 (5): 565–573.
Published: 01 November 1998
... counteracted by active baroreflex. Despite long-term acclimatization at sea level, high-altitude natives also maintain active baroreflex at high altitude but with lower sympathetic activation, indicating a persisting high-altitude adaptation which may be genetic or due to baroreflex activity not completely...
Clin Sci (Lond) (1998) 95 (3): 269–275.
Published: 01 September 1998
...Jacques-Olivier FORTRAT; Olivier NASR; Monique DUVAREILLE; Claude GHARIB 1. We studied cardiovascular variability, baroreflex and blood volume regulating hormones to determine the relative roles of autonomic regulation and hormones during blood donation. 2. The sympathetic response was studied...
Clin Sci (Lond) (1998) 94 (3): 245–253.
Published: 01 March 1998
...Martin A. James; Ronney B. Panerai; John F. Potter 1. There has been considerable interest in techniques recently developed for the study of arterial baroreceptor—cardiac reflex sensitivity based on analysis of spontaneous baroreflex sequences and on spectral analysis. This study examined how...
Clin Sci (Lond) (1994) 87 (2): 225–230.
Published: 01 August 1994
...Pekka Koskinen; Juha Virolainen; Markku Kupari 1. The acute effects of a moderate dose of ethanol (1 g/kg body weight) on heart rate and blood pressure variability and baroreflex sensitivity were studied in 12 healthy male subjects in a juice-controlled experiment. Electrocardiographic and finger...
Clin Sci (Lond) (1992) 82 (4): 357–362.
Published: 01 April 1992
...Bronwyn A. Kingwell; Anthony M. Dart; Garry L. Jennings; Paul I. Korner 1. Exercise training reduces resting sympathetic activity, but the effects on sympathetic activation or withdrawal during baroreflex responses to blood pressure perturbations are controversial. The purpose of this study...
Clin Sci (Lond) (1989) 77 (3): 305–310.
Published: 01 September 1989
... in heart rate in response to coughing is not caused by arterial hypotension and that these heart rate changes are not under arterial baroreflex control. 3. The maximal change in heart rate in response to coughing (28 ± 8 beats/min) was comparable with the response to forced breathing (29 ± 9 beats/min, P...
Clin Sci (Lond) (1987) 73 (5): 459–462.
Published: 01 November 1987
... by negative feedback mechanisms, possibly involving the baroreflex and autonomic nervous system. 10 7 1987 23 7 1987 © 1970 The Biochemical Society and the Medical Research Society 1970 atrial natriuretic peptide release baroreflex cardiac pacing ...
Clin Sci (Lond) (1985) 68 (6): 621–624.
Published: 01 June 1985
... plasma noradrenaline decreased significantly ( P <0.005) and similarly to the decrease obtained with ANG II infusion. 4. The results indicate that a decrease in sympathoadrenal activity occurs during ANG II-induced acute hypertension in man. This may be elicited by the arterial baroreflex, which seems...
Clin Sci (Lond) (1985) 68 (5): 489–493.
Published: 01 May 1985
...Marta Weinstock; Donna Schorer-Apelbaum 1. This study was designed to see whether normotensive rabbits with an impairment in baroreflex control of heart rate due to genetic factors are more susceptible to high salt or deoxycorticosterone acetate (DOCA)-salt hypertension. The baroreflex sensitivity...
Clin Sci (Lond) (1983) 64 (5): 455–461.
Published: 01 May 1983
... investigated the effect of injecting the vasoactive drug phenylephrine on the mechanical behaviour of the sinus wall. 2. Baroreflex sensitivity was measured in the dogs by the usual method of relating the slowing of the heart to the transient pressure rise induced by the injections of phenylephrine. 3. We have...
Clin Sci (Lond) (1982) 63 (s8): 435s–438s.
Published: 01 October 1982
... noradrenaline rose after ketanserin, probably due to baroreflex-mediated sympathetic stimulation, but the changes were small compared with the fall in systemic arterial pressure. 3. Phenylephrine (50, 100 and 200 μg intravenously) was given to five patients before ketanserin and during continuous infusion...
Clin Sci (Lond) (1982) 63 (2): 115–119.
Published: 01 August 1982
... disturbance of blood pressure by the carotid-sinus baroreceptor reflex is decreased in magnitude or in speed. 16 12 1981 24 3 1982 © 1994 The Biochemical Society and the Medical Research Society 1994 baroreflex blood pressure carotid exercise heart rate sine wave rabbit vascular...
Clin Sci (Lond) (1979) 57 (3): 241–247.
Published: 01 September 1979
...R. D. S. Watson; T. J. Stallard; W. A. Littler 1. Sensitivity of the sino-aortic baroreflex was investigated before and after acute (23 patients) and chronic (23 patients) β-adrenoreceptor antagonism in patients with essential hypertension. 2. Sensitivity was inversely related to age ( r = −0·60...
Clin Sci Mol Med (1976) 51 (s3): 369s–372s.
Published: 01 December 1976
... the rabbits had been hypertensive and the reduction in the baroreceptor sensitivity, than to the level of their blood pressure. 5. The reduction of baroreflex sensitivity obtained by the infusion of phenylephrine was also directly correlated with the period of the hypertension. 6. Baroreceptor resetting...