Influence of rostral ventrolateral medulla on renal sympathetic baroreflex in conscious rabbits

American Journal of Physiology - Regulatory Integrative and Comparative Physiology

Volumn 280, Issue 2 49-2, 2001, Pages

  Mayorov, Dmitry N ^a   Head, Geoffrey A ^a  

^a BAKER IDI HEART AND DIABETES INSTITUTE   (Australia)

Author keywords

Angiotensin II; Arterial pressure; Glutamate; Rilmenidine; Sarile

Indexed keywords

ANGIOTENSIN; ANGIOTENSIN II [1 SARCOSINE 8 ISOLEUCINE]; ANGIOTENSIN RECEPTOR; GLUTAMIC ACID; IMIDAZOLINE RECEPTOR; RILMENIDINE;

ANIMAL EXPERIMENT; ANIMAL TISSUE; ARTICLE; BRAIN TISSUE; CONTROLLED STUDY; HEART RATE; HISTOLOGY; KIDNEY NERVE; MEAN ARTERIAL PRESSURE; MEDULLA OBLONGATA; MICROINJECTION; NONHUMAN; PRESSORECEPTOR REFLEX; PRIORITY JOURNAL; RABBIT; SYMPATHETIC REFLEX; TISSUE INJURY; VASOMOTOR REFLEX;

EID: 0035018261     PISSN: 03636119     EISSN: None     Source Type: Journal    
DOI: 10.1152/ajpregu.2001.280.2.r577     Document Type: Article

References (45)

1. Aldred GP, Chai SY, Song K, Zhuo J, MacGregor DP, and Mendelsohn FA. Distribution of angiotensin II receptor subtypes in the rabbit brain. Regul Pept 44: 119-130, 1993.
2. Allen AM. Angiotensin receptor binding and presser effects in cat subretrofacial nucleus. Am J Physiol Heart Circ Physiol 255: H1011-H1017, 1988.
3. Bachelard H, Gardiner SM, and Bennett T. Cardiovascular responses elicited by chemical stimulation of the rostral ventrolateral medulla in conscious, unrestrained rats. J Auton Nerv Syst 31: 185-190, 1990.
4. Blake DW and Korner PI. Role of baroreceptor reflexes in the hemodynamic and heart rate responses to althesin, ketamine and thiopentone anesthesia. J Auton Nerv Syst 3: 55-70, 1981.
5. Chernow B, Alexander HR, Smallridge RC, Thompson WR, Cook D, Beardsley D, Fink MP, Lake CR, and Fletcher JR. Hormonal responses to graded surgical stress. Arch Intern Med 147: 1273-1278, 1987.
6. Clement ME and McCall RB. Effects of clonidine on sympathoexcitatory neurons in the rostral ventrolateral medulla. Brain Res 550: 353-357, 1991.
7. Cochrane KL, Buchholz RA, Hubbard JW, Keeton TK, and Nathan MA. Hypotensive effects of lesions of the rostral ventrolateral medulla in rats are anesthetic-dependent. J Auton Nerv Syst 22: 181-187, 1988.
8. Cochrane KL and Nathan MA. Normotension in conscious rats after placement of bilateral electrolytic lesions in the rostral ventrolateral medulla. J Auton Nerv Syst 26: 199-211, 1989.
9. Dampney RAL, Blessing WW, and Tan E. Origin of tonic GABAergic inputs to vasopressor neurons in the subretrofacial neucleus of the rabbit. J Auton Nerv Syst 24: 227-239, 1988.
10. Dampney RAL, Goodchild AK, Robertson LG, and Montgomery W. Role of ventrolateral medulla in vasomotor regulation: a correlative anatomical and physiological study. Brain Res 249: 223-235, 1982.
11. Dampney RAL and Moon EA. Role of ventrolateral medulla in vasomotor response to cerebral ischemia. Am J Physiol Heart Circ Physiol 239: H349-H358, 1980.
12. Dorward PK, Riedel W, Burke SL, Gipps J, and Korner PI. The renal sympathetic baroreflex in the rabbit. Arterial and cardiac baroreceptor influences, resetting, and effect of anesthesia. Circ Res 57: 618-633, 1985.
13. Dorward PK and Rudd CD. Influence of the brain reninangiotensin system on renal sympathetic and cardiac baroreflexes in conscious rabbits. Am J Physiol Heart Circ Physiol 260: H770-H778, 1991.
14. Feldman J, Tibirica E, Bricca G, Dontenwill M, Belcourt A, and Bousquet P. Evidence for the involvement of imidazoline receptors in the central hypotensive effect of rilmenidine in the rabbit. Br J Pharmacol 100: 600-604, 1990.
15. Ferguson AV and Bains JS. Actions of angiotensin in the subfornical organ and area postrema: implications for long term control of autonomie output. Clin Exp Pharmacol Physiol 24: 96-101, 1997.
16. Fontes MAP, Pinge MCM, Naves V, Campagnole-Santos MJ, Lopes OU, Khosla MC, and Santos RAS. Cardiovascular effects produced by microinjection of angiotensins and angiotensin antagonists into the ventrolateral medulla of freely moving rats. Brain Res 750: 305-310, 1997.
17. Forster HV, Ohtake PJ, Pan LG, and Lowry TF. Effect on breathing of surface ventrolateral medullary cooling in awake, anesthetized and asleep goats. Respir Physiol 110: 187-197, 1997.
18. Gomez RE, Ernsberger P, Feinland G, and Reis DJ. Rilmenidine lowers arterial pressure via imidazole receptors in brainstem C1 area. Eur J Pharmacol 195: 181-191, 1991.
19. Graham JC, Hoffman GE, and Sved AF. c-Fos expression in brain in response to hypotension and hypertension in conscious rats. J Auton Nerv Syst 55: 92-104, 1995.
20. Granata AR, Ruggiero DA, Park DH, Job TH, and Reis DJ. Lesions of epinephrine neurons in the rostral ventrolateral medulla abolish the vasodepressor components of baroreflex and cardiopulmonary reflex. Hypertension 5: V80-V84, 1983.
21. Harper RM, Gozal D, Forster HV, Ohtake PJ, Pan LG, Lowry TF, and Rector DM. Imaging of VMS activity during blood pressure challenges in awake and anesthetized goats. Am J Physiol Regulatory Integrative Comp Physiol 270: R182-R191, 1996.
22. Head GA and Burke SL. Relative importance of medullary brain nuclei for the sympatho-inhibitory actions of rilmenidine in the anaesthetised rabbit. J Hypertens 16: 503-517, 1998.
23. Hirooka Y, Potts PD, and Dampney RAL. Role of angiotensin II receptor subtypes in mediating the sympathoexcitatory effects of exogenous and endogenous angiotensin peptides in the rostral ventrolateral medulla of the rabbit. Brain Res 772: 107-114, 1997.
24. Ito S and Sved AF. Blockade of angiotensin receptors in rat rostral ventrolateral medulla removes excitatory vasomotor tone. Am J Physiol Regulatory Integrative Comp Physiol 270: R1317-R1323, 1996.
25. Jean A, Amri M, and Calas A. Connections between the ventral medullary swallowing area and the trigeminal motor nucleus of the sheep studied by tracing techniques. J Auton Nerv Syst 7: 87-96, 1983.
26. Li YW, Polson JW, and Dampney RAL. Angiotensin-II excites vasomotor neurons but not respiratory neurons in the rostral and caudal ventrolateral medulla. Brain Res 577: 161-164, 1992.
27. Li YW and Dampney RAL. Expression of fos-like protein in brain following sustained hypertension and hypotension in conscious rabbits. Neuroscience 61: 613-634, 1994.
28. Lima DX, Campagnole-Santos MJ, Fontes MAP, Khosla MC, and Santos RAS. Haemorrhage increases the presser effect of angiotensin-(1-7) but not of angiotensin II at the rat rostral ventrolateral medulla. J Hypertens 17: 1145-1152, 1999.
29. Lipski J, Bellingham MC, West MJ, and Pilowsky P. Limitations of the technique of pressure microinjection of excitatory amino acids for evoking responses from localized regions of the CNS. J Neurosci Methods 26: 169-79, 1988.
30. Maiorov DN and Head GA. Influence of angiotensin II in the rostral ventrolateral medulla on the renal sympathetic activity in conscious rabbits (Abstract). Proc Soc Neurosci 26: 443.8, 2000.
31. Maiorov DN, Wilton ER, Badoer E, Petrie D, Head GA, and Malpas SC. Sympathetic response to stimulation of the pontine A5 region in conscious rabbits. Brain Res 815: 227-236, 1999.
32. Malpas SC, Bendle RD, Head GA, and Ricketts JH. Frequency and amplitude of sympathetic discharges by baroreflexes during hypoxia in conscious rabbits. Am J Physiol Heart Circ Physiol 271: H2563-H2574, 1996.
33. Malpas SC, Head GA, and Anderson WPA. Renal responses to increases in renal sympathetic nerve activity induced by brainstem stimulation in rabbits. J Auton Nerv Syst 61: 70-79, 1996.
34. Malpas SC and Ninomiya I. A new approach to analysis of synchronized sympathetic nerve activity. Am J Physiol Heart Circ Physiol 263: H1311-H1317, 1992.
35. Minson JB, Llewellyn-Smith IJ, Arnolda LF, Pilowsky PM, and Chalmers JP. c-Fos expression in central neurons mediating the arterial baroreceptor reflex. Clin Exp Hypertens 19: 631-643, 1997.
36. Muratani H, Averill DB, and Ferrario CM. Effect of angiotensin II in ventrolateral medulla of spontaneously hypertensive rats. Am J Physiol Regulatory Integrative Comp Physiol 260: R977-R984, 1991.
37. Polson JW, Potts PD, Li YW, and Dampney RAL. Fos expression in neurons projecting to the pressor region in the rostral ventrolateral medulla after sustained hypertension in conscious rabbits. Neuroscience 67: 107-123, 1995.
38. Ricketts JH and Head GA. A five parameter logistic equation for investigating asymmetry of curvature in baroreflex studies. Am J Physiol Regulatory Integrative Comp Physiol 277: R441-R454, 1999.
39. Saigusa T and Head GA. Renal sympathetic baroreflex effects of angiotensin II infusions into the rostral ventrolateral medulla of the rabbit. Clin Exp Pharmacol Physiol 20: 351-354, 1993
40. Saigusa T, Iriki M, and Arita J. Brain angiotensin II tonically modulates sympathetic baroreflex in rabbit ventrolateral medulla. Am J Physiol Heart Circ Physiol 271: H1015-H1021, 1996.
41. Sasaki S and Dampney RAL. Tonic cardiovascular effects of angiotensin II in the ventrolateral medulla. Hypertension 15: 274-283, 1990.
42. Sesoko S, Muratani H, Takishita S, Teruya H, Kawazoe N, and Fukiyama K. Modulation of baroreflex function by angiotensin II endogenous to the caudal ventrolateral medulla. Brain Res 671: 38-44, 1995.
43. Snedecor GW and Cochran WG. Statistical Methods. Ames, Iowa: Iowa State University Press, 1980.
44. Suter C and Coote JH. Intrathecally administered angiotensin II increases sympathetic activity in the rat. J Auton Nerv Syst 19: 31-37, 1987.
45. Tagawa T and Dampney R. AT(1) receptors mediate excitatory inputs to rostral ventrolateral medulla pressor neurons from hypothalamus. Hypertension 34: 1301-1307, 1999.