Differential effects of chronic membrane depolarization on the K+ channel activities in cultured rat ventricular cells

Cardiovascular Research

Volumn 33, Issue 1, 1997, Pages 139-146

  Guo, Weinong ^a   Kamiya, Kaichiro ^a   Toyama, Junji ^a  

^a NAGOYA UNIVERSITY   (Japan)

Author keywords

cardiac; cell culture; chronic; membrane depolarization; patch clamp; potassium channel; rat

Indexed keywords

1 [2 (6 METHYL 2 PYRIDYL)ETHYL] 4 (4 METHYLSULFONYLAMINOBENZOYL)PIPERIDINE; POTASSIUM CHANNEL;

ANIMAL CELL; ANIMAL EXPERIMENT; ANIMAL MODEL; ANIMAL TISSUE; ARTICLE; CELL MEMBRANE DEPOLARIZATION; CONTROLLED STUDY; HEART LEFT VENTRICLE; HEART MUSCLE CELL; NEWBORN; NONHUMAN; PATCH CLAMP; PHENOTYPE; PRIORITY JOURNAL; RAT;

ACTION POTENTIALS; ANIMALS; ANTI-ARRHYTHMIA AGENTS; CELLS, CULTURED; HEART; ION CHANNEL GATING; PATCH-CLAMP TECHNIQUES; PIPERIDINES; POTASSIUM; POTASSIUM CHANNELS; PYRIDINES; RATS; RATS, WISTAR;

EID: 0031013940     PISSN: 00086363     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0008-6363(96)00191-5     Document Type: Article

References (37)

1. + currents in single ventricular myocytes from developing and adult rat heart. Biophys J. 49:1986;55a.
2. Boyden PA, Jeck CD. Ion channel function in disease. Cardiovasc Res. 29:1995;312-318.
3. Kilborn MJ, Fedida D. A study of developmental changes in outward currents of rat ventricular myocytes. J Physiol. 430:1990;37-60.
4. Rosen MR, Reder RF. Electrophysiology of the fetal and neonatal heart. In: Gootman N, Gootman PM, eds. Perinatal Cardiovascular Function. New York: Marcel Dekker, Inc., 1983; 201-225.
5. Rosen MR, Reder RF. Electrophysiology of the fetal and neonatal heart. In: Gootman N, Gootman PM, eds. Perinatal Cardiovascular Function. New York: Marcel Dekker, Inc., 1983; 201-225.
6. Masuda H, Sumii K, Sperelakis N. Long openings of calcium channels in fetal rat ventricular cardiomyocytes. Pflügers Arch Eur J Physiol. 429:1995;595-597.
7. Hart G. Cellular electrophysiology in cardiac hypertrophy and failure. Cardiovasc Res. 28:1994;933-946.
8. Davies MP, An RH, Doevendans P, Kubalak S, Chien KR, Kass RS. Developmental changes in ionic channel activity in the embryonic murine heart. Circ Res. 78:1996;15-25.
9. Gelband H, Bassett AL. Depressed transmembrane potentials during experimentally induced ventricular failure in cats. Circ Res. 32:1973;625-634.
10. Thuringer D, Coulombe A, Deroubaix E, Coraboeuf E, Mercadier J-J. Depressed transient outward current density in ventricular myocytes from cardiomyopathic Syrian hamsters of different ages. J Mol Cell Cardiol. 28:1996;387-401.
11. Janse MJ, Wit AL. Electrophysiological mechanisms of ventricular arrhythmias resulting from myocardial ischemia and infarction. Physiol Rev. 69:1989;1049-1069.
12. Matsubara H, Suzuki J, Inada M. Shaker-related potassium channel, Kv1.4, mRNA regulation in cultured rat heart myocytes and differential expression of Kv1.4 and Kv1.5 genes in myocardial development and hypertrophy. J Clin Invest. 92:1993;1659-1666.
13. + channel gene transcription and protein expression in pituitary cells. J Biol Chem. 270:1995;6036-6041.
14. Guo W, Kamiya K, Toyama J. bFGF promotes functional expressions of transient outward currents in cultured neonatal rat ventricular cells. Pflügers Arch Eur J Physiol. 430:1995;1015-1017.
15. Guo W, Kamiya K, Cheng J, Toyama J. Changes of action potentials and ion currents in long-term cultured neonatal rat ventricular cells. Am J Physiol (Cell). 271:1996;C93-C102.
16. Guo W, Kamiya K, Toyama J. Modulated expression of transient outward current in cultured neonatal rat ventricular myocytes: Comparison with development in situ. Cardiovasc Res. 32:1996;524-533.
17. Dourado MM, Dryer SE. Regulation of A-currents by cell-cell interactions and neurotrophic factors in developing chick parasympathetic neurones. J Physiol. 474:1994;367-377.
18. + current in rabbit ventricular myocytes. Cardiovasc Res. 31:1996;963-974.
19. + current in guinea pig heart cells. Am J Physiol 1987;253:H1321-1324.
20. + current in guinea pig heart cells. Am J Physiol 1987;253:H1321-1324.
21. Jourdon P, Sperelakis N. Electrical properties of cultured heart cell reaggregates from newborn rat ventricles: comparison with intact non-cultured ventricles. J Mol Cell Cardiol. 12:1980;1441-1458.
22. Josephson IR, Sanchez-Chapula J, Brown AM. Early outward current in rat single ventricular cells. Circ Res. 54:1984;157-162.
23. + currents in isolated adult rat ventricular myocytes. J Gen Physiol. 97:1991;973-1011.
24. Tseng GN, Hoffman BF. Two components of transient outward current in canine ventricular myocytes. Circ Res. 64:1989;633-647.
25. Li Q, Keung EC. Effects of myocardial hypertrophy on transient outward current. Am J Physiol. 266:1994;H1738-H1745.
26. + currents. Differential sensitivity to block by class III antiarrhythmic agents. J Gen Physiol. 96:1990;195-215.
27. Ks contributes to the longer action potential of the M cell. Circ Res. 76:1995;351-365.
28. Wang Z, Fermini B, Nattel S. Rapid and slow components of delayed rectifier current in human atrial myocytes. Cardiovasc Res. 28:1994;1540-1546.
29. + current in human ventricular myocytes. Circ Res. 78:1996;689-696.
30. Abrahamsson C, Palmer M, Ljung B, et al. Induction of rhythm abnormalities in the fetal rat heart. A tentative mechanism for the embryotoxic effect of class III antiarrhythmic agent almokalant. Cardiovasc Res. 28:1994;337-344.
31. Lee JK, Kodama I, Honjo H, Kamiya K, Toyama J. Stage-dependent changes of membrane currents in rat ventricular myocytes associated with myocardial hypertrophy. Circulation 1995;92:I-574.
32. Lee JK, Kodama I, Honjo H, Kamiya K, Toyama J. Stage-dependent changes of membrane currents in rat ventricular myocytes associated with myocardial hypertrophy. Circulation 1995;92:I-574.
33. 2+ influx but not Trk activation. J Neurosci. 15:1995;643-664.
34. + current in isolated membrane patches of guinea pig ventricular myocytes. Circ Res. 74:1994;96-104.
35. Choy AM, Boyden PA, Jeck C, Mashburn C, Roden DM. Increased K channel mRNA in experimental myocardial infarction. Circulation 1994;90:I-425.
36. Choy AM, Boyden PA, Jeck C, Mashburn C, Roden DM. Increased K channel mRNA in experimental myocardial infarction. Circulation 1994;90:I-425.
37. + currents in isolated human ventricular myocytes from patients with terminal heart failure. Circ Res. 73:1993;379-385.