ANG II chronically supports renal and lumbar sympathetic activity in sodium-deprived, conscious rats

American Journal of Physiology - Heart and Circulatory Physiology

Volumn 271, Issue 6 40-6, 1996, Pages

  Xu, Ling ^a   Brooks, Virginia L ^a  

^a OREGON HEALTH AND SCIENCE UNIVERSITY   (United States)

Author keywords

blood pressure; heart rate; high sodium diet; losartan; low sodium diet; sympathetic nervous system

Indexed keywords

ANGIOTENSIN; LOSARTAN; METHOXAMINE;

ANIMAL EXPERIMENT; ARTICLE; BLOOD PRESSURE REGULATION; HEART RATE; HORMONAL REGULATION; KIDNEY INNERVATION; MALE; MEAN ARTERIAL PRESSURE; NONHUMAN; PRIORITY JOURNAL; RAT; RENIN ANGIOTENSIN ALDOSTERONE SYSTEM; SODIUM RESTRICTION; SYMPATHETIC TONE;

EID: 0030457876     PISSN: 03636135     EISSN: None     Source Type: Journal    
DOI: 10.1152/ajpheart.1996.271.6.h2591     Document Type: Article

References (34)

1. Andersen, E. A.,C. A. Sinkey, W. J. Lawton, and A. L. Mark. Elevated sympathetic nerve activity in borderline hypertensive humans. Evidence from direct intraneural recordings. Hypertension Dallas 14: 177-183, 1989.
2. Brooks, V. L. Vasopressin and ANG II in reflex regulation of heart rate: effect of water deprivation. Am. J. Physiol. 263 (Regulatory Integrative Comp. Physiol. 32): R756-R761, 1992.
3. Brooks, V. L. Chronic infusion of angiotensin II resets baroreflex control of heart rate by an arterial pressure-independent mechanism. Hypertension Dallas 26: 420-424, 1995.
4. 3a.Brooks, V. L.,and D. C. Hatton. Chrome ANG II infusion resets reflex control of norepinephrine and corticosterone by a pressure-independent mechanism. Am. J. Physiol. 272 (Regulatory Integrative Comp. Physiol. 41). In press.
5. Brooks, V. L.,and L. C. Keil. Vasopressin and angiotensin II in reflex regulation of ACTH, glucocorticoids, and renin: effect of water deprivation. Am. J. Physiol. 263 (Regulatory Integrative Comp. Physiol. 32): R762-R769, 1992.
6. Brooks, V. L.,and L. C. Keil. Changes in the baroreflex during pregnancy in conscious dogs: heart rate and hormonal responses. Endocrinology 135: 1894-1901, 1994.
7. Brooks, V. L.,L. C. Keil, and I. A. Reid. Role of the reninangiotensin system in the control of vasopressin secretion in conscious dogs. Circ. Res. 58: 829-838, 1986.
8. Brooks, V. L.,and J. W. Osborn. Hormonal-sympathetic interactions in long-term regulation of arterial pressure: an hypothesis. Am. J. Physiol. 268 (Regulatory Integrative Camp. Physiol. 37): R1343-R1358, 1995.
9. Brooks, V. L.,and I. A. Reid. Interaction between angiotensin II and the baroreceptor reflex in the control of adrenocorticotropic hormone secretion and heart rate in conscious dogs. Circ. Res. 58: 816-828, 1986.
10. Chapleau, M. W.,G. Hajduczok, and F. M. Abboud. Peripheral and central mechanisms of baroreflex resetting. Clin. Exp. Pharmacol. Physiol. 15: 31-43, 1989.
11. Cowley, A. W.,Jr.,and T. E. Lohmeier. Changes in renal vascular sensitivity and arterial pressure associated with sodium intake during long-term intrarenal norepinephrine infusion in dogs. Hypertension Dallas 1: 549-558, 1979.
12. DiBona, G. F.,S. Y. Jones, and V. L. Brooks. ANG II receptor blockade and arterial baroreflex regulation of renal nerve activity in cardiac failure. Am. J. Physiol. 269 (Regulatory Integrative Comp. Physiol. 38): R1189-R1196, 1995.
13. DiBona, G. F.,and L. L. Sawin. Renal nerve activity in conscious rats during volume expansion and depletion. Am. J. Physiol. 248 (Renal Fluid Electrolyte Physiol. 17): F15-F23, 1985.
14. Dusing, R.,G. Kayser, S. Wagner, H. Scherf, K. Glanzer, and H. Predel. Baroreflex setting and sensitivity in normal subjects: effects of pharmacologic inhibition of the angiotensin I converting enzyme. Am. J. Cardiol. 59: 50D-54D, 1987.
15. Ebert, T. J. Captopril potentiates chronotropic baroreflex responses to carotid stimuli in humans. Hypertension Dallas 7: 602-606, 1985.
16. Ferrario, C. M.,and D. B. Averill. Do primary dysfunctions in neural control of arterial pressure contribute to hypertension? Hypertension Dallas 18: 1-38-I-51, 1991.
17. Friberg, P.,I. Meredith, G. Jennings, G. Lambert, V. Fazio, and M. Esler. Evidence for increased renal norepinephrine overflow during sodium restriction in humans. Hypertension Dallas 16: 121-130, 1990.
18. Goldstein, D. S. Plasma norepinephrine as an indicator of sympathetic neural activity in clinical cardiology. Am. J. Cardiol. 48: 1147-1154, 1981.
19. Hatton, R.,D. Clough, K. Faulkner, and J. Conway. Angiotensin-converting enzyme inhibitor resets baroreceptor reflexes in conscious dogs. Hypertension Dallas 3: 676-681, 1981.
20. Heesch, C. M.,M. E. Crandall, and J. A. Turbek. Converting enzyme inhibitors cause pressure-independent resetting of baroreflex control of sympathetic outflow. Am. J. Physiol. 270 (Regulatory Integrative Comp. Physiol. 39): R728-R737, 1996.
21. Korner, P. I. Baroreceptor resetting and other determinants of baroreflex properties in hypertension, Clin. Exp. Pharmacol. Physiol. 15: 45-64, 1989.
22. Krieger, J. E.,J.-F. Liard, and A. W. Cowley. Hemodynamics, fluid volume, and hormonal responses to chronic high-salt intake in dogs. Am. J. Physiol. 259 (Heart Circ. Physiol. 28): H1629-H1636,1990.
23. Kumagai, H.,D. B. Averill, M. C. Khosla, and C. M. Ferrario. Role of nitric oxide and angiotensin II in the regulation of sympathetic nerve activity in spontaneously hypertensive rats. Hypertension Dallas 21: 476-484, 1993.
24. Kumagai, H.,H. Suzuki, M. Ryuzaki, S. Matsukawa, and T. Saruta. Baroreflex control of renal sympathetic nerve activity is potentiated at early phase of two-kidney, one-clip Goldblatt hypertension in conscious rabbits. Circ. Res. 67: 1309-1322, 1990.
25. Kumagai, K.,and I. A. Reid. Angiotensin II exerts differential actions on renal nerve activity and heart rate. Hypertension Dallas 24: 451-456, 1994.
26. Li, Z.,J. S. Bains, and A. V. Ferguson. Functional evidence that the angiotensin antagonist losartan crosses the blood-brain barrier in the rat. Brain Res. Bull. 30: 33-39, 1993.
27. Matsumura, Y.,E. M. Hasser, and V. S. Bishop. Central effect of angiotensin II on baroreflex regulation in conscious rabbits. Am. J. Physiol. 256 (Regulatory Integrative Comp. Physiol. 25): R694-R700, 1989.
28. 2 during sodium depletion in the dog. J. Clin. Invest. 66: 748-456, 1980.
29. Osborn, J. W.,B. J. Provo, J. S. Montana III, and K. A. Trostel. Salt-sensitive hypertension caused by long-term α-adrenergic blockade in the rat. Hypertension Dallas 21: 995-999, 1993.
30. Segar, J. L.,D. C. Merrill, and J. E. Robillard. Role of endogenous ANG II on resetting arterial baroreflex during development. Am. J. Physiol. 266 (Heart Circ. Physiol. 35): H52-H59, 1994.
31. Silliman, T. L.,L. Xu, J. A. Resko, and V. L. Brooks. Sodium deprivation increases tyrosine hydroxylase mRNA in rat adrenals and celiac ganglia. Soc. Neurosci. Abstr. 21: 1406, 1995.
32. Takishita, S.,H. Muratani, S. Sesoko, H. Teruya, M. Tozawa, K. Fukiyama, and Y. Inada. Short-term effects of angiotensin II blockade on renal blood flow and sympathetic activity in awake rats. Hypertension Dallas 24: 445-450, 1994.
33. Watson, R. D. S.,M. D. Esler, P. Leonard, and P. I. Korner. Influence of variation in dietary sodium intake on biochemical indices of sympathetic activity in normal man. Clin. Exp. Pharmacol. Physiol. 11: 163-170, 1984.
34. Winer, B. J. Statistical Principles in Experimental Design. New York: McGraw-Hill, 1971.