Extracellular K+-induced hyperpolarizations and dilatations of rat coronary and cerebral arteries involve inward rectifier K+ channels

Journal of Physiology

Volumn 492, Issue 2, 1996, Pages 419-430

  Knot, Harm J ^a   Zimmermann, Paul A ^b   Nelson, Mark T ^a  

^a UNIVERSITY OF VERMONT COLLEGE OF MEDICINE   (United States)

^b UNIVERSITY OF VERMONT   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

BARIUM ION; POTASSIUM CHANNEL; POTASSIUM ION;

ANIMAL TISSUE; ARTERY DIAMETER; ARTERY DILATATION; ARTICLE; BRAIN ARTERY; CELL MEMBRANE POTENTIAL; CORONARY ARTERY DILATATION; FEMALE; HYPERPOLARIZATION; METABOLIC REGULATION; NONHUMAN; PRIORITY JOURNAL; RAT;

EID: 0029929481     PISSN: 00223751     EISSN: None     Source Type: Journal    
DOI: 10.1113/jphysiol.1996.sp021318     Document Type: Article

References (34)

1. BRAYDEN, J. E. & NELSON, M. T. (1992). Regulation of arterial tone by activation of calcium dependent potassium channels. Science 256, 532-535.
2. BUENGER, R., HADDY, F. J., QUERENGASSER, A. & ECKEHART, G. (1976). Studies on potassium induced coronary dilation in the isolated guinea pig heart. Pflügers Archiv 363, 27-31.
3. CAMERON, I. R. & CARONNA, J. (1976). The effects of local changes in potassium and bicarbonate concentrations on hypothalmic blood flow in the rabbit. Journal of Physiology 262, 415-430.
4. CHEN, W. T., BRACE, R. A., SCOTT, J. B., ANDERSON, D. K. & HADDY, F.J. (1972). The mechanism of the vasodilator mechanism of potassium. Proceedings of the Society of Experimental Biology and Medicine 140, 820-824.
5. DAUT, J., STANDEN, N. B. & NELSON, M. T. (1994). The role of the membrane potential of endothelial and smooth muscle cells in the regulation of coronary blood flow. Journal of Cardiovascular Electrophysiology 5, 154-181.
6. EDWARDS, F. R. & HIRST, G. D. S. (1988). Inward rectification in submucosal arterioles of guinea pig ileum. Journal of Physiology 404, 437-454.
7. EDWARDS, F. R., HIRST, G. D. S. & SILVERBERG, G. D. (1988). Inward rectification in rat cerebral arterioles: involvement of potassium ions in autoregulation. Journal of Physiology 404, 455-466.
8. + channels. Science 266, 1068-1072.
9. HADDY, F. J. & SCOTT, J. B. (1968). Metabolically linked vasoactive chemicals in local regulation of blood flow. Physiological Reviews 48, 688-707.
10. HARIK, S. I., DOULL, G. H. & DICK, P. A. (1985). Specific ouabain binding of brain microvessels and choroid plexus. Journal of Cerebral Blood Flow and Metabolism 5, 156-160.
11. + ATPase from vascular smooth muscle. General Pharmacology 12, 393-396.
12. HIRST, G. D. S & EDWARDS, F. R. (1989). Sympathetic neuroeffector transmission in arteries and arterioles. Physiological Reviews 69, 546-604.
13. HIRST, G. D. S. & VAN HELDEN, D. F. (1982). Ionic basis of the resting potential of submucosal arterioles in the ileum of the guinea-pig. Journal of Physiology 333, 53-67.
14. KATZ, L. N. & LINDNER, E. (1938). Action of excess Na, Ca, and K on coronary vessels. American Journal of Physiology 124, 155-163.
15. KLÉBER, A. (1983). Resting membrane potential, extracellular potassium activity, and intracellular sodium activity during acute global ischemia in isolated perfused guinea pig heart. Circulation Research 52, 442-450.
16. + channels in rabbit myogenic cerebral arteries. American Journal of Physiology 269, H348-355.
17. KUSCHINSKY, W., WAHL, M., BOSSE, O. & THURAU, K. (1972). Perivascular potassium and pH as determinants of local pial arterial diameter in cats. Circulation Research 31, 240-247.
18. LOPATIN, A. N., MAKHINA, E. N. & NICHOLS, C. G. (1994). Potassium channel block by cytoplasmic polyamines as the mechanism of intrinsic rectification. Nature 372, 366-369.
19. MCCARRON, J. G. & HALPERN, W. (1990). Potassium dilates rat cerebral arteries by two independent mechanisms. American Journal of Physiology 259, H902-908.
20. NAKAO, M. & GADSBY, D. C. (1989). [Na] and [K] dependence of the Na/K pump current-voltage relationship in guinea pig ventricular myocytes. Journal of General Physiology 94, 539-566.
21. NELSON, M. T. & BLAUSTEIN, M. P. (1980). Properties of sodium pumps in internally perfused barnacle muscle fibers. Journal of General Physiology 75, 183-206.
22. NELSON, M. T. & QUAYLE, J. M. (1995). Physiological roles and properties of potassium channels in arterial smooth muscle. American Journal of Physiology 268, C799-822.
23. NELSON, M. T. & WORLEY, J. F. (1989). Dihydropyridine inhibition of single calcium channels and contraction in rabbit mesenteric artery depends on voltage. Journal of Physiology 412, 65-91.
24. PAULSON, O. B. & NEWMAN, E. A. (1987). Does the release of potassium from astrocyte endfeet regulate cerebral blood flow? Science 237, 896-899.
25. + currents in smooth muscle cells from rabbit mesenteric artery. American Journal of Physiology 269, C1112-1118.
26. + currents in smooth muscle cells from rat resistance sized cerebral arteries. American Journal of Physiology 265, C1363-1370.
27. 2+ ions. American Journal of Physiology (in the Press).
28. + currents in smooth muscle cells from cerebral arteries. American Journal of Physiology 267, C1589-1597.
29. SAKMANN, B. & TRUBE, G. (1984). Conductance properties of single inwardly rectifying potassium channels in ventricle cells from guinea pig heart. Journal of Physiology 347, 641-657.
30. SIEBER, F. E., WILSON, D. A., HANLEY, D. E. & TRAYSTMAN, R. J. (1993). Extracellular potassium activity and cerebral blood flow during moderate hypoglycemia in anesthetized dogs. American Journal of Physiology 264, H1774-1780.
31. SOMJEN, G. G. (1979). Extracellular potassium in the mammalian central nervous system. Annual Review of Physiology 41, 159-177.
32. WARNER, M. R., KROEKER, T. S. & ZIPES, D. P. (1992). Sympathetic stimulation and norepinephrine infusion modulate extracellular potassium concentration during acute myocardial ischemia. Circulation Research 71, 1078-1087.
33. + loss and anion efflux during myocardial ischemia and metabolic inhibition. American Journal of Physiology 256, H1165-1175.
34. + ATPase alpha and beta subunit isoforms at the blood-brain barrier and the choroid plexus. Journal of Biological Chemistry 268, 8019-8025.