Enhanced role for the opening of potassium channels in relaxant responses to acetylcholine after myocardial ischaemia and reperfusion in dog coronary arteries

British Journal of Pharmacology

Volumn 126, Issue 4, 1999, Pages 925-932

  Chan, Elsa C H ^a   Woodman, Owen L ^a  

^a UNIVERSITY OF MELBOURNE   (Australia)

Author keywords

Acetylcholine; Dog coronary arteries; Ischaemia and reperfusion; Nitric oxide; Potassium channels; Sodium nitroprusside

Indexed keywords

1H 1,2,4 OXADIAZOLO[4,3 A]QUINOXALIN 1 ONE; ACETYLCHOLINE; ENDOTHELIUM DERIVED HYPERPOLARIZING FACTOR; GUANYLATE CYCLASE; N(G) NITROARGININE; NITRIC OXIDE SYNTHASE; NITROPRUSSIDE SODIUM; POTASSIUM CHANNEL; POTASSIUM ION; TETRYLAMMONIUM;

ANIMAL EXPERIMENT; ANIMAL TISSUE; ARTICLE; CONCENTRATION RESPONSE; CONTROLLED STUDY; CORONARY ARTERY CIRCUMFLEX BRANCH; DOG; ENZYME INHIBITION; FEMALE; HEART MUSCLE ISCHEMIA; HEART MUSCLE REPERFUSION; MALE; NONHUMAN; PRIORITY JOURNAL; VASCULAR ENDOTHELIUM;

EID: 0032909951     PISSN: 00071188     EISSN: None     Source Type: Journal    
DOI: 10.1038/sj.bjp.0702376     Document Type: Article

References (31)

1. BAUER, B., SIMKHOVICH, B.Z., KLONER, R.A. & PRZYKLENK, K. (1993). Does preconditioning protect the coronary vasculature from subsequent ischaemia/reperfusion injury? Circulation, 88, 659-672.
2. BOLOTINA, V.M., NAJIBI, S., PALACINO, J.J., PAGANO, P.S. &. COHEN, R.A. (1994). Nitric oxide directly activates calciumdependent potassium channels in vascular smooth muscle. Nature, 368, 850-853.
3. CHEN, G. & SUZUKI, H. (1989). Some electrical properties of the endothelium dependent hyperpolarization recorded from rat arterial smooth muscle cells. J. Pliysiol., 410, 91-106.
4. CHEN, G., SUZUKI, H. & WESTON, A.H. (1988). Acetylcholine releases endothelium-derived hyperpolarising factor and EDRF from rat blood vessels. Br. J. Pharmacol., 95, 1165-1174.
5. COUGHLAN, M.G., KENNY, D., KAMPINE, J.P., BOSNJAK, Z.J. & WARLTIER, D.C. (1994). Differential sensitivity of proximal and distal coronary arteries to a nitric oxide donor following reperfusion injury or inhibition of nitric oxide synthase. Cardiovasc. Res., 27, 1444-1448.
6. DAUBER, I.M., LESNEFSKY, E.J., ASHMORE, R.C., MARTEL, D.M., SHERIDAN, P.M., WEIL, J.V. & HORWITZ, L.D. (1992). Coronary vascular injury due to ischaemia-reperfusion is reduced by pentoxifylline. J. Pharmacol. Exp. Ther., 260, 1250-1256.
7. 2+ channels. Br. J. Pharmacol., 117, 1035-1040.
8. FURCHGOTT, R.F. & VANHOUTTE, P.M. (1989). Endotheliumderived relaxing and contracting factors. FASEB J., 3, 2007-2018.
9. GARLAND, C., PLANE, F., KEMP, B.K. & COCKS, T.M. (1995). Endothelium-dependent hyperpolarisation: a role in the control of vascular tone. Trends Pharmacol. Sei., 16, 23-30.
10. GARTHWAITE, J., SOUTHAM, E., BOULTON, C.L., NIELSEN, E.B., SCHMIDT, K. & MAYER, B. (1995). Potent and selective inhibition of nitric oxide-sensitive guanylyl cyclase by 1H-[1,2,4]Oxadiazolo[4,3,-a]quinoxalin-l-one. Mol. Pharmacol., 48, 184-188.
11. GREENBERG, S.S., WILCOX, D.E. & RUBANYI, G.M. (1990). Endothelium-derived relaxing factor released from canine femoral artery by acetylcholine cannot be identified as free nitric oxide by electron paramagnetic resonance spectroscopy. Circ. Res.. 67, 1446-1452.
12. HEARSE, D.J., MAXWELL, L., SALDANHA, C. & GAVIN, J.B. (1993). The myocardial vasculature during ischaemia and reperfusion: a target for injury and protection. J. Mol. Cell Cardiol, 25, 759-800.
13. HUANG, A.M., BUSSE, R. & BASSENGE, E. (1988). Endothelium-dependent hyperpolarisation of smooth muscle cells in rabbit femoral arteries is not mediated by EDRF (nitric oxide). Naunyn-Schmiedeberg's Arch. Pharmacol. 338, 438-442.
14. KILPATRICK, E.M. & COCKS, T.M. (1994). Evidence for differential roles of nitric oxide (NO) and hyperpolarisation in endothelium-dependent relaxation of pig isolated coronary artery. Br. J. Pharmacol., 112, 557-565.
15. KOMORI, K. & VANHOUTTE, P.M. (1990). Endothelium-derived hyperpolarising factor. Blood Vessels. 27, 238-245.
16. KU, D.D. (1982). Coronary vascular reactivity after acute myocardial ischaemia. Science, 218, 576-578.
17. KUROMARU, O. & SAKAI, K. (1996). Comparative relaxant effects of cromakalim and pinacidil on the tonic contraction of canine coronary artery induced by phorbol 12, 13-dibutylate. Clin. Exp. Pharmacol. Physiol., 23, 493-497.
18. MOMBOULI, J. & VANHOUTTE, P.M. (1997). Endothelium-derived hyperpolarising factor(s): updating the unknown. Trends Pharmacol. Sei., 18, 252-256.
19. MONCADA, S., GRYGLEWSKI, R., BUNTING, R. & VANE, J.R. (1976). An enzyme isolated from arteries transforms prostaglandin endoperoxides to an unstable substance that inhibits platelet aggregation. Nature, 263, 663-665.
20. + channels in relaxations of hypercholesterolemic rabbit carotid artery to NO. Am. J. Physiol., 269, H805-H811.
21. NAJIBI, S., COWAN, L., PALACINO, J.J. & COHEN, R.A. (1994). Enhanced role of potassium channels in relaxations to acetylcho-line in hypercholesterolemic rabbit carotid artery. Am. J. Physiol., 266, H2061-H2067.
22. NELSON, M.T. (1993). Ca2 +-activated potassium channels and ATP-sensitive potassium channels as modulators of vascular tone. Trends Cardiovasc. Med., 3, 54-60.
23. PALMER, R.M.J., FERRIGE, A.G. & MONCADA, S. (1987). Nitric oxide release accounts for the biological activity of endothelium-derived relaxing factor. Nature. 327, 524-526.
24. QUILLEN, J.E., FRANK, M., SELLKE, D.W., BROOKS, L.A. & HARRISON, D.O. (1990). Ischaemia-reperfusion impairs endothelium-dependent relaxation of coronary microvessels but does not affect large arteries. Circulation, 82, 586-594.
25. SCHRAMMEL, A., BEHREND, S., SCHMIDT, S., KOESLING, D. & MAYER, B. (1996). Characterisation of l//-[l,2,4]OxadiazoIol[4,3-a]quinoxalin-one as a heme-site inhibitor of nitric oxidesensitive guanylyl cyclase. Afol. Pharmacol., 50, 1 -5.
26. SOBEY, C.G., DALIPRAM, R.A., DUSTING, G.J. & WOODMAN, O.L. (1992). Impaired endothelium-dependent relaxation of dog coronary arteries after myocardial ischaemia and reperfusion: prevention by amlodipine, propranolol and allopurinol. Br. J. Pharmacol., 105, 557-562.
27. SOBEY, G.G., DUSTING, G.J., GROSSMAN, H.J. & WOODMAN, O.L. (1990). Impaired vasodilatation of epicardial coronary arteries and resistance vessels following myocardial ischaemia and reperfusion in anaesthetised dogs. Cor. Art. Dis., 1, 363-374.
28. SOBEY, C.G. & WOODMAN, O.L. (1993). Myocardial ischaemia: what happens to the coronary arteries? Trends Pharmacot. Sei., 14 448-453.
29. TARE, M., PARKINGTON, H.C., COLEMAN, H.A., NEILD, T.O. £ DUSTING, G.J. (1990). Hyperpolarisation and relaxation of arterial smooth muscle caused by nitric oxide derived from the endothelium. Nature, 346, 69-71.
30. TAYLOR, S.O. & WESTON, A.M. (1998). Endothelium-derived hyperpolarising factor: a new endogenous inhibitor from the vascular endothelium. Trends Pharmacol. Sei., 9, 272-274.
31. WINN, M.J. & KU, D.D. (1992). Effects of regional ischaemia, with or without reperfusion, on endothelium dependent coronary relaxation in the dog. Cardiorasc. Res., 26, 250-255.