Catechol activation in rat rostral ventrolateral medulla after systemic isocapnic metabolic acidosis

American Journal of Physiology - Regulatory Integrative and Comparative Physiology

Volumn 275, Issue 2 44-2, 1998, Pages

  Rentero, N ^a   Bruandet, N ^a   Milne, B ^a   Quintin, L ^a  

^a UNIVERSITÉ LYON 1   (France)

Author keywords

C1 cell group; In vivo electrochemistry; Sympathetic chemoreflex

Indexed keywords

ADRENERGIC NERVE CELL; ANIMAL EXPERIMENT; ARTICLE; CHEMORECEPTOR REFLEX; HEART RATE; MALE; METABOLIC ACIDOSIS; NONHUMAN; POTENTIOMETRY; PRIORITY JOURNAL; RAT; SPINAL CORD;

EID: 0031867979     PISSN: 03636119     EISSN: None     Source Type: Journal    
DOI: 10.1152/ajpregu.1998.275.2.r350     Document Type: Article

References (17)

1. Amendt, K., J. Czachurski, K. Dembowsky, and H. Seller. Neurones within the "chemosensitive area" on the ventral surface of the brainstem which project to the intermediolateral column. Pflügers Arch. 375: 289-292, 1978.
2. Bhaskar, R. D., P. A. Mason, and C. R. Freed. Drug-induced changes in blood pressure lead to changes in extracellular concentrations of epinephrine, dihydroxyphenylacetic acid and 5-hydroxyindoleacetic acid in the rostral ventrolateral medulla of the rat. J. Neurochem. 58: 1386-1394, 1992.
3. Bruandet, N., and L. Quintin. Systemic acidosis activates catechol activity in the vasomotor center following controlled hypotension. J. Appl. Physiol. 76: 2594-2601, 1994.
4. Byrum, C. E., and P. Guyenet. Afferent and efferent connections of the A5 noradrenergic cell group in the rat. J. Comp. Neurol. 261: 529-542, 1987.
5. + on spontaneous neuronal activity in the surface layer of the rat medulla oblongata in vitro. Pflügers Arch. 371: 125-134, 1977.
6. Gillon, J. Y., R. Labatut, B. Renaud, and J. F. Pujol. Subcellular distribution of tyrosine hydroxylase in some catecholaminergic rat brain areas determined by a quantitative immunoblot assay. J. Neurochem. 52: 677-683, 1989.
7. Gillon, J. Y., F. Richard, L. Quintin, J. F. Pujol, and B. Renaud. Pharmacological and functional evidence for extracellular 3,4-dihydroxyphenylacetic acid as an index of metabolic activity of adrenergic neurons: an in vivo voltammetric study in the rat rostral ventrolateral medulla. Neuroscience 37: 421-430, 1990.
8. Gonon, F., F. Navarre, and M. Buda. In vivo monitoring of dopamine release in the rat brain with differential normal pulse voltammetry. Anal. Chem. 56: 573-575, 1984.
9. Guyenet, P., T. M. Filtz, and S. R. Donaldson. Role of excitatory amino acids in rat vagal and sympathetic baroreflexes. Brain Res. 407: 272-284, 1987.
10. Haselton, J. R., and P. Guyenet. Electrophysiological characterization of putative C1 adrenergic neurons in the rat. Neuroscience 30: 199-214, 1989.
11. Haselton, J. R., and P. G. Guyenet. Ascending collaterals of medullary barosensitive neurons and C1 cells in rats. Am. J. Physiol. 258 (Regulatory Integrative Comp. Physiol. 27): R1051-R1063, 1990.
12. Huangfu, D., A. J. M. Verberne, and P. Guyenet. Rostral ventrolateral medullary neurons projecting to locus coeruleus have cardiorespiratory inputs. Brain Res. 598: 67-75, 1992.
13. Koshiya, N., D. Huangfu, and P. Guyenet. Ventrolateral medulla and sympathetic chemoreflex in the rat. Brain Res. 609: 174-184, 1993.
14. Lambas-Senas, L., J. Y. Gillon, J. P. Bouilloux, M. Seccia, M. Buda, and B. Renaud. In vivo monitoring of catecholaminergic metabolism in the C1 region of rat medulla oblongata: a comparative study by voltammetry and intracerebral microdialysis. J. Neurochem. 54: 2042-2049, 1990.
15. Mermet, C., and L. Quintin. Effect of clonidine on the catechol metabolism in the rostral ventrolateral medulla: an in vivo electrochemical study. Eur. J. Pharmacol. 204: 105-107, 1991.
16. Millhorn, D. E., and F. L. Eldridge. Role of ventrolateral medulla in regulation of respiratory and cardiovascular systems. J. Appl. Physiol. 61: 1249-1263, 1986.
17. Milne, B., L. Quintin, and J. Y. Gillon. Changes in catecholamine metabolism in the rostral ventrolateral medulla following halothane and nitroprusside-induced hypotension: an in vivo electrochemical study. Brain Res. 518: 143-148, 1990.