Regional alteration of the transient outward current in human left ventricular septum during compensated hypertrophy

Circulation

Volumn 96, Issue 4, 1997, Pages 1266-1274

  Bailly, Patrick ^a   Bénitah, Jean Pierre ^c   Mouchonière, Maud ^d   Vassort, Guy ^b   Lorente, Paco ^b  

^a SERVICE DE RHUMATOLOGIE   (France)

^b HÔPITAL ARNAUD DE VILLENEUVE   (France)

^c JOHNS HOPKINS UNIVERSITY SCHOOL OF MEDICINE   (United States)

^d CEMAGREF   (France)

Author keywords

Action potentials; Electrophysiology; Hypertrophy; Ventricles

Indexed keywords

CALCIUM ION; POTASSIUM;

ADULT; AGED; AORTA STENOSIS; ARTICLE; CLINICAL ARTICLE; CLINICAL PROTOCOL; CONTROLLED STUDY; FEMALE; HEART DEPOLARIZATION; HEART ELECTROPHYSIOLOGY; HEART LEFT VENTRICLE HYPERTROPHY; HEART MUSCLE FIBER MEMBRANE; HEART MUSCLE POTENTIAL; HEART VENTRICLE SEPTUM; HUMAN; HUMAN CELL; HUMAN TISSUE; ION CURRENT; MALE; MICROELECTRODE; PATCH CLAMP; PRIORITY JOURNAL; SYNCYTIUM; VOLTAGE CLAMP;

EID: 18544397528     PISSN: 00097322     EISSN: None     Source Type: Journal    
DOI: 10.1161/01.CIR.96.4.1266     Document Type: Article

References (49)

1. Antzelevitch C, Sicouri S, Litovsky SH, Lukas A, Krishnan SC, Di Diego JM, Gintant GA, Liu DW. Heterogeneity within the ventricular wall: electrophysiology and pharmacology of epicardial, endocardial, and M cells. Circ Res. 1991;69:1427-1449.
2. Carmeliet E. Mechanisms and control of repolarization. Eur Heart J. 1993;14(suppl H):3-13.
3. 1-Adrenoceptors in myocardium: functional aspects and transmembrane signaling mechanisms. Physiol Rev. 1993;73:469-487.
4. Imaizumi Y, Giles WR. Quinidine-induced inhibition of transient outward current in cardiac muscle. Am J Physiol. 1987;253: H704-H708.
5. + currents in mammalian cardiac and glial cells. J Pharmacol Exp Ther. 1990;254:560-569.
6. Duan D, Fermini B, Nattel S. Potassium channel blocking properties of propafenone in rabbit atrial myocytes. J Pharmacol Exp Ther. 1993;264:1113-1123.
7. Watanabe T, Delbridge LM, Bustamante JO, McDonald TF. Heterogeneity of the action potential in isolated rat ventricular myocytes and tissue. Circ Res. 1983;52:280-290.
8. Litovsky SH, Antzelevitch C. Transient outward current prominent in canine ventricular epicardium but not endocardium. Circ Res. 1988;62:116-126.
9. Furukawa T, Myerburg RJ, Furukawa N, Bassett AL, Kimura S. Differences in transient outward currents of feline endocardial and epicardial myocytes. Circ Res. 1990;67:1287-1291.
10. Fedida D, Giles WR. Regional variations in action potentials and transient outward current in myocytes isolated from rabbit left ventricle. J Physiol (Lond). 1991;442:191-209.
11. Liu DW, Gintant GA, Antzelevitch C. Ionic basis for electrophysiological distinctions among epicardial, midmyocardial, and endocardial myocytes from the free wall of the canine left ventricle. Circ Res. 1993;72:671-687.
12. Bénitah JP, Gomez AM, Bailly P, Da Ponte JP, Berson G, Delgado C, Lorente P. Heterogeneity of the early outward current in ventricular cells isolated from normal and hypertrophied rat hearts. J Physiol (Lond). 1993;469:111-138.
13. Clark RB, Bouchard RA, Salinas-Stefanon E, Sanchez-Chapula J, Giles WR. Heterogeneity of action potential waveforms and potassium currents in rat ventricle. Cardiovasc Res. 1993;27: 1795-1799.
14. Cohen I, Giles W, Noble D. Cellular basis for the T-wave of the electrocardiogram. Nature. 1976;262:657-661.
15. Burgess MJ. Relation of ventricular repolarization to electrocardiographic T wave-form and arrhythmia vulnerability. Am J Physiol. 1979;236:H391-H402.
16. Näbauer M, Beuckelmann DJ, Überfuhr P, Steinbeck G. Regional differences in current density and rate-dependent properties of the transient outward current in subepicardial and subendocardial myocytes of human left ventricle. Circulation. 1996;93:168-177.
17. Yan GX, Antzelevitch C. Cellular basis for the electrocardiographic J wave. Circulation. 1996;93:372-379.
18. Amos GJ, Wettwer E, Metzger F, Li Q, Himmel HM, Ravens U. Differences between outward currents of human atrial and subepicardial ventricular myocytes. J Physiol (Lond). 1996;491:31-50.
19. Wettwer E, Amos G, Posival H, Ravens U. Transient outward current in human ventricular myocytes of subepicardial and subendocardial origin. Circ Res. 1994;75:473-482.
20. Scher AM, Spach MS. Cardiac depolarization and repolarization and the electrocardiogram. In: Berne RM, Sperelakis N, Geiger SR, eds. Handbook of Physiology: The Cardiovascular System. Bethesda, Md: American Physiological Society; 1979:357-392.
21. + current in ventricular myocytes from acromegalic rats. Am J Physiol. 1991;260: H935-H942.
22. Ten Eick RE, Zhang K, Harvey RD, Bassett AL. Enhanced functional expression of transient outward current in hypertrophied feline myocytes. Cardiovasc Drugs Ther. 1993;7:611-619.
23. Cerbai E, Barbieri M, Li Q, Mugelli A. Ionic basis of action potential prolongation of hypertrophied cardiac myocytes isolated from hypertensive rats of different ages. Cardiovasc Res. 1994;28: 1180-1187.
24. Tomita F, Bassett AL, Myerburg RJ, Kimura S. Diminished transient outward currents in rat hypertrophied ventricular myocytes. Circ Res. 1994;75:296-303.
25. Coulombe A, Momtaz A, Richer P, Swynghedauw B, Coraboeuf E. Reduction of calcium-independent transient outward potassium current density in DOCA salt hypertrophied rat ventricular myocytes. Pflugers Arch. 1994;427:47-55.
26. Potreau D, Gomez JP, Fares N. Depressed transient outward current in single hypertrophied cardiomyocytes isolated from the right ventricle of ferret heart. Cardiovasc Res. 1995;30:440-448.
27. Bénitah JP, Bailly P, D'Agrosa MC, Da Ponte JP, Delgado C, Lorente P. Slow inward current in single cells isolated from adult human ventricles. Pflugers Arch. 1992;421:176-187.
28. Hamill OP, Marty A, Neher E, Sakmann B, Sigworth FJ. Improved patch-clamp techniques for high-resolution current recording from cells and cell-free membrane patches. Pflugers Arch. 1981;391: 85-100.
29. Sakakibara Y, Furukawa T, Singer DH, Jia H, Backer CL, Arentzen CE, Wasserstrom JA. Sodium currents in isolated human ventricular myocytes. Am J Physiol. 1993;265:H1301-H1309.
30. Lefevre IA, Coulombe A, Coraboeuf E. The calcium antagonist D600 inhibits calcium- independent transient outward current in isolated rat ventricular myocytes. J Physiol (Lond). 1991;432:65-80.
31. Escande D, Coulombe A, Faivre JF, Deroubaix E, Coraboeuf E. Two types of transient outward currents in adult human atrial cells Am J Physiol. 1987;252:H142-H148.
32. Tohse N. Calcium-sensitive delayed rectifier potassium current in guinea-pig ventricular cells. Am J Physiol. 1990;258:H1200-H1207.
33. Agus ZS, Dukes ID, Morad M. Divalent cations modulate the transient outward current in rat ventricular myocytes. Am J Physiol 1991;261:C310-C318.
34. 2+ antagonists and agonists in rabbit cardiac myocytes. Am J Physiol.
35. + currents in isolated human ventricular myocytes from patients with terminal heart failure. Circ Res. 1993;73:379-385.
36. Näbauer M, Beuckelmann DJ, Erdmann E. Characteristics of transient outward current in human ventricular myocytes from patients with terminal heart failure. Circ Res. 1993;73:386-394.
37. 2+. Am J Physiol. 1993;264:C1434-C1438.
38. + currents in isolated adult rat ventricular myocytes. J Gen Physiol. 1991;97:973-1011.
39. Campbell DL, Rasmusson RL, Qu Y, Strauss HC. The calcium-independent transient outward potassium current in isolated ferret right ventricular myocytes, I: basic characterization and kinetic analysis. J Gen Physiol. 1993;101:571-601.
40. Wettwer E, Amos G, Gath J, Zerkowski HR, Reidemeister JC, Ravens U. Transient outward current in human and rat ventricular myocytes. Cardiovasc Res. 1993;27:1662-1669.
41. Tseng GN, Hoffman BF. Two components of transient outward current in canine ventricular myocytes. Circ Res. 1989;64: 633-647.
42. o on three transient outward potassium channels: dependence on channel inactivation mechanisms. Circ Res. 1992;71:657-672.
43. + currents in nonfailing human hearts: similarities between right-septal subendocardial and left epicardial ventricular myocytes. Circulation. 1995;92:1179-1187.
44. Hart G. Cellular electrophysiology in cardiac hypertrophy and failure. Cardiovasc Res. 1994;28:933-946.
45. to and action potential notch are smaller in left vs. right canine ventricular epicardium Am J Physiol. 1996;271:H548-H561.
46. + dependence. J Physiol (Lond). 1991;435:395-420.
47. + current in cardiac ventricular myocytes. Am J Physiol. 1994;266:H1286-H1299.
48. Rudy B. Diversity and ubiquity of K channels. Neuroscience. 1988; 25:729-749.
49. Lukas A, Antzelevitch C. Differences in the electrophysiological response of canine ventricular epicardium and endocardium to ischemia: role of the transient outward current. Circulation. 1993; 88:2903-2915.