A repolarization - induced transient increase in the outward current of the inward rectifier K+ channel in guinea-pig cardiac myocytes

Journal of Physiology

Volumn 510, Issue 3, 1998, Pages 755-771

  Ishihara, Keiko ^a   Ehara, Tsuguhisa ^a  

^a SAGA UNIVERSITY   (Japan)

Author keywords

[No Author keywords available]

Indexed keywords

MAGNESIUM ION; POLYAMINE; POTASSIUM CHANNEL; POTASSIUM ION; MAGNESIUM;

ACTION POTENTIAL; ANIMAL CELL; ARTICLE; CELL LEVEL; CONTROLLED STUDY; DEPOLARIZATION; GUINEA PIG; HEART MUSCLE CELL; HYPERPOLARIZATION; MEMBRANE STEADY POTENTIAL; NONHUMAN; PATCH CLAMP; POTASSIUM CURRENT; PRIORITY JOURNAL; REPOLARIZATION; ADULT; CHANNEL GATING; CORRELATIONAL STUDY; HEART MUSCLE FIBER MEMBRANE POTENTIAL; INWARD CURRENT; ION TRANSPORT; OUTWARD CURRENT; WHOLE CELL PATCH CLAMP;

EID: 0032143018     PISSN: 00223751     EISSN: None     Source Type: Journal    
DOI: 10.1111/j.1469-7793.1998.755bj.x     Document Type: Article

References (40)

1. CARMELIET, E. (1982). Induction and removal of inward-going rectification in sheep cardiac purkinje fibres. Journal of Physiology 327, 285-308.
2. CARMELIET, E. (1993). Mechanisms and control of repolarization. European Heart Journal 14 (supplement H), 3-13.
3. CRANEFIELD, P. F. & ARONSON, R. S. (1988). Cardiac Arrhythmias: the Role of Triggered Activity and Other Mechanisms. Futura Publishing Company, New York.
4. FABIATO, A. & FABIATO, F. (1979). Calculator programs for computing the composition of the solutions containing multiple metals and ligands used for experiments in skinned muscle cells. Journal de Physiologie 75, 463-505.
5. + channels is caused by intracellular spermine. Cell 80, 149-154.
6. 2+ in guinea pig ventricular myocytes. American Journal of Physiology 261, C23-31.
7. FICKER, E., TAGLIALATELA, M., WIBLE, B. A., HENLEY, C. M. & BROWN, A. M. (1994). Spermine and spermidine as gating molecules for inward rectifier K channels. Science 266, 1068-1072.
8. GILES, W. R. & IMAIZUMI, Y. (1988). Comparison of potassium currents in rabbit atrial and ventricular cells. Journal of Physiology 405, 123-145.
9. HAMILL, O. P., MARTY, A., NEHER, E., SAKMANN, B. & SIGWORTH, F. J. (1981). Improved patch-clamp techniques for high-resolution current recording from cells and cell-free membrane patches. Pflügers Archiv 391, 85-100.
10. HIRANO, Y. & HIRAOKA, M. (1988). Barium-induced automatic activity in isolated ventricular myocytes from guinea-pig hearts. Journal of Physiology 395, 455-472.
11. HIRAOKA, M., SUNAMI, A., ZHENG, F. & SAWANOBORI, T. (1992). Multiple ionic mechanisms of early afterdepolarizations in isolated ventricular myocytes from guinea-pig hearts. In QT Prolongation and Ventricular Arrhythmias, ed. HASHIBA, K., Moss, A. J. & SOHWARTZ, P. J., pp. 33-47. New York Academy of Sciences, New York.
12. + current during the action potential of guinea pig ventricular myocytes. Biophysical Journal 60, 1534-1539.
13. 2+-induced ventricular automaticity. American Journal of Physiology 252, H325-333.
14. ISENBERG, G. & KLÖCKNER, U. (1982). Calcium tolerant ventricular myocytes prepared by preincubation in a 'KB medium'. Pflügers Archiv 395, 6-18.
15. ISHIHARA, K. (1997). Time-dependent outward currents through the inward rectifier potassium channel IRK1 : the role of weak blocking molecules. Journal of General Physiology 109, 229-243.
16. ISHIHARA, K., HIRAOKA, M. & OCHI, R. (1996). The tetravalent organic cation spermine causes the gating of the IRK1 channel expressed in murine fibroblast cells. Journal of Physiology 491, 367-381.
17. + current in guinea-pig cardiac myocytes. Journal of Physiology 419, 297-320.
18. JANUARY, C. T. & MOSCUCCI, A. (1992). Cellular mechanisms of early afterdepolarizations. In QT Prolongation and Ventricular Arrhythmias, ed. HASHIBA, K., Moss, A. J. & SCHWARTZ, P. J., pp. 23-32. New York Academy of Sciences, New York.
19. KIYOSUE, T., ARITA, M., MURAMATSU, H., SPINDLER, A. J. & NOBLE, D. (1993). Ionic mechanisms of action potential prolongation at low temperature in guinea-pig ventricular myocytes. Journal of Physiology 468, 85-106.
20. KARACHI, Y. (1985). Voltage-dependent activation of the inward-rectifier potassium channel in the ventricular cell membrane of guinea-pig heart. Journal of Physiology 366, 365-385.
21. 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.
22. LOPATIN, A. N., MAKHINA, E. N. & NICHOLS, C. G. (1995). The mechanism of inward rectification of potassium channels: 'long-pore plugging' by cytoplasmic polyamines. Journal of General Physiology 106, 923-955.
23. +] dependence of polyamine-induced rectification in inward rectifier potassium channels (IRK1, Kir2.1). Journal of General Physiology 108, 105-113.
24. MATSUDA, H. (1988). Open-state substructure of inwardly rectifying potassium channels revealed by magnesium block in guinea-pig heart cells. Journal of Physiology 397, 237-258.
25. 2+ Nature 325, 156-159.
26. MURPHY, E., FREUDENRICH, C. C. & LIEBERMAN, M. (1991). Cellular magnesium and Na/Mg exchange in heart cells. Annual Review of Physiology 53, 273-287.
27. NOBLE, D. (1975). The Initiation of the Heartbeat. Oxford University Press, London.
28. OHMORI, H. (1978). Inactivation kinetics and steady-state current noise in the anomalous rectifier of tunicate egg cell membranes. Journal of Physiology 281, 77-99.
29. K1 in canine Purkinje myocytes. Journal of General Physiology 96, 299-318.
30. OMORI, K., OISHI, K. & MATSUDA, H. (1997). Inwardly rectifying potassium channels expressed by gene transfection into the Green Monkey kidney cell line COS-1. Journal of Physiology 499, 369-378.
31. POWELL, T., TERRAR, D. A. & TWIST, V. W. (1980). Electrical properties of individual cells isolated from adult rat ventricular myocardium. Journal of Physiology 302, 131-153.
32. ROOT, M. J. & MAcKINNON, R. (1994). Two identical noninteracting sites in an ion channel revealed by proton transfer. Science 265, 1852-1856.
33. + current: differential sensitivity to block by class III antiarrythmic agents. Journal of General Physiology 96, 195-215.
34. SHIMONI, Y., CLARK, R. B. & GILES, W. R. (1992). Role of an inwardly rectifying potassium current in rabbit ventricular action potential. Journal of Physiology 448, 709-727.
35. 2+ Journal of General Physiology 96, 109-133.
36. 2+ Journal of Physiology 475, 1-7.
37. SUZUKI, T., HE, Y., KASHIWAGI, K., MURAKAMI, Y., HAYASHI, S. & IGARASHI, K. (1994). Antizyme protects against abnormal accumulation and toxicity of polyamines in ornithine decarboxylase-overproducing cells. Proceedings of the National Academy of Sciences of the USA 91, 8930-8934.
38. TOURNEUR, Y., MITRA, R., MORAD, M. & ROUGIER, O. (1987). Activation properties of the inward-rectifying potassium channel on mammalian heart cells. Journal of Membrane Biology 97, 127-135.
39. VANDENBERG, C. A. (1987). Inward rectification of a potassium channel in cardiac ventricular cells depends on internal magnesium ions. Proceedings of the National Academy of Sciences of the USA 84, 2560-2564.
40. + channel. Neuron 14, 1047-1054.