Quantification of shock-induced microscopic virtual electrodes assessed by subcellular resolution optical potential mapping in guinea pig papillary muscle

Journal of Cardiovascular Electrophysiology

Volumn 18, Issue 10, 2007, Pages 1086-1094

  Windisch, Herbert ^a   Platzer, Dieter ^a   Bilgici, Erek ^b  

^a MEDICAL UNIVERSITY OF GRAZ   (Austria)

^b UNIVERSITY OF GRAZ   (Austria)

Author keywords

Defibrillation; Heterogeneities; Optical mapping; Secondary sources; Virtual electrodes

Indexed keywords

ANIMAL TISSUE; ARTICLE; CARDIOGENIC SHOCK; CONTROLLED STUDY; DEFIBRILLATION; DIASTOLE; ELECTRODE; GUINEA PIG; HEART DEPOLARIZATION; HEART EXCITATION; HEART PAPILLARY MUSCLE; HEART STIMULATION; NONHUMAN; PRIORITY JOURNAL;

ACTION POTENTIALS; ANIMALS; ELECTRIC STIMULATION; GUINEA PIGS; MICROELECTRODES; OPTICS; PAPILLARY MUSCLES;

EID: 34548678411     PISSN: 10453873     EISSN: 15408167     Source Type: Journal    
DOI: 10.1111/j.1540-8167.2007.00908.x     Document Type: Article

References (38)

1. Sobie EA, Susil RC, Tung L : A generalized activating function for predicting virtual electrodes in cardiac tissue. Biophys J 1997 73 : 1410 1423.
2. Plonsey R, Barr RC : Effect of microscopic and macroscopic discontinuities on the response of cardiac tissue to defibrillating (stimulating) currents. Med Biol Eng Comput 1986 : 130 136.
3. Krassowska W, Pilkington TC, Ideker RE : Periodic conductivity as a mechanism for cardiac stimulation and defibrillation. IEEE Trans Biomed Eng 1987 34 : 555 560.
4. Trayanova NA, Roth BJ, Malden LJ : The response of a spherical heart to a uniform electric field: A bidomain analysis of cardiac stimulation. IEEE Trans Biomed Eng 1993 40 : 899 908.
5. Zhou XH, Knisley SB, Smith WM, Rollins D, Pollard AE, Ideker RE : Spatial changes in the transmembrane potential during extracellular electric stimulation. Circ Res 1998 83 : 1003 1014.
6. Entcheva E, Trayanova NA, Claydon FJ : Patterns of and mechanisms for shock-induced polarization in the heart: A bidomain analysis. IEEE Trans Biomed Eng 1999 46 : 260 270.
7. Tung L, Kleber AG : Virtual sources associated with linear and curved strands of cardiac cells. Am J Physiol 2000 279 : H1579 H1590.
8. Gillis AM, Fast VG, Rohr S, Kleber AG : Mechanism of ventricular defibrillation - The role of tissue geometry in the changes in transmembrane potential in patterned myocyte cultures. Circulation 2000 101 : 2438 2445.
9. Sharma V, Tung L : Theoretical and experimental study of sawtooth effect in isolated cardiac cell-pairs. J Cardiovasc Electrophysiol 2001 12 : 1164 1173.
10. Hooks DA, Tomlinson KA, Marsden SG, LeGrice IJ, Smaill BH, Pullan AJ, Hunter PJ : Cardiac microstructure - Implications for electrical propagation and defibrillation in the heart. Circ Res 2002 91 : 331 338.
11. Fishler MG : Syncytial heterogeneity as a mechanism underlying cardiac far-field stimulation during defibrillation-level shocks. J Cardiovasc Electrophysiol 1998 9 : 384 394.
12. Fishler MG, Vepa K : Spatiotemporal effects of syncytial heterogeneities on cardiac far-field excitations during monophasic and biphasic shocks. J Cardiovasc Electrophysiol 1998 9 : 1310 1324.
13. Windisch H, Dapra D, Koehler H, Muenzer T, Janschitz M : Structure related membrane polarizations in field stimulated guinea pig paillary muscle. Proc Ann Int Conf IEEE EMBS 2001 23 : 280 282.
14. Zhou X, Ideker RE, Blitchington TF, Smith WM, Knisley SB : Optical transmembrane potential measurements during defibrillation-strength shocks in perfused rabbit hearts. Circ Res 1995 77 : 593 602.
15. Yamanouchi Y, Cheng YN, Tchou PJ, Efimov IR : The mechanisms of the vulnerable window: The role of virtual electrodes and shock polarity. Can J Physiol Pharmacol 2001 79 : 25 33.
16. Fast VG, Sharifov OF, Cheek ER, Newton JC, Ideker RE : Intramural virtual electrodes during defibrillation shocks in left ventricular wall assessed by optical mapping of membrane potential. Circulation 2002 106 : 1007 1014.
17. Sharifov OF, Fast VG : Optical mapping of transmural activation induced by electrical shocks in isolated left ventricular wall wedge preparations. J Cardiovasc Electrophysiol 2003 14 : 1215 1222.
18. Sharifov OF, Ideker RE, Fast VG : High-resolution optical mapping of intramural virtual electrodes in porcine left ventricular wall. Cardiovasc Res 2004 64 : 448 456.
19. Cheek ER, Sharifov OF, Fast VG : Role of microscopic tissue structure in shock-induced activation assessed by optical mapping in myocyte cultures. J Cardiovasc Electrophysiol 2005 16 : 991 1000.
20. Sharifov OF, Fast VG : Role of intramural virtual electrodes in shock-induced activation of left ventricle: Optical measurements from the intact epicardial surface. Heart Rhythm 2006 3 : 1063 1073.
21. Gillis AM, Fast VG, Rohr S, Kleber AG : Spatial changes in transmembrane potential during extracellular electrical shocks in cultured monolayers of neonatal rat ventricular myocytes. Circ Res 1996 79 : 676 690.
22. Fast VG, Rohr S, Gillis AM, Kleber AG : Activation of cardiac tissue by extracellular electrical shocks - Formation of 'secondary sources' at intercellular clefts in monolayers of cultured myocytes. Circ Res 1998 82 : 375 385.
23. Cheek ER, Ideker RE, Fast VG : Nonlinear changes of transmembrane potential during defibrillation shocks - Role of Ca2+ current. Circ Res 2000 87 : 453 459.
24. Fast VG, Rohr S, Ideker RE : Nonlinear changes of transmembrane potential caused by defibrillation shocks in strands of cultured myocytes. Am J Physiol 2000 278 : H688 H697.
25. Li T, Sperelakis N, Teneick RE, Solaro RJ : Effects of diacetyl monoxime on cardiac excitation-contraction coupling. J Pharmacol Exp Ther 1985 232 : 688 695.
26. Müller W, Windisch H, Tritthart HA : Fast optical monitoring of microscopic excitation patterns in cardiac muscle. Biophys J 1989 56 : 623 629.
27. Windisch H, Ahammer H, Schaffer P, Muller W, Platzer D : Optical multisite monitoring of cell excitation phenomena in isolated cardiomyocytes. Pflugers Arch 1995 430 : 508 518.
28. Dillon SM : Optical recordings in the rabbit heart show that defibrillation strength shocks prolong the duration of depolarization and the refractory period. Circ Res 1991 69 : 842 856.
29. Zhou X, Smith WM, Rollins DL, Ideker RE : Transmembrane potential changes caused by shocks in guinea pig papillary muscle. Am J Physiol 1996 271 : H2536 2546.
30. Knisley SB : Transmembrane voltage changes during unipolar stimulation of rabbit ventricle. Circ Res 1995 77 : 1229 1239.
31. Dapra D, Ahammer H, Guenter CI, Lackner M, Windisch H : A confocal setup to measure transmembrane potential in cardiac tissue with very high spatial and temporal resolution. Proc Ann Int Conf IEEE EMBS 1999 21 : 164 164.
32. Sharifov OF, Fast VG : Intramural virtual electrodes in ventricular wall - Effects on epicardial polarizations. Circulation 2004 109 : 2349 2356.
33. Cartee LA, Plonsey R : The effect of cellular discontinuities on the transient subthreshold response of a one-dimensional cardiac model. IEEE Trans Biomed Eng 1992 39 : 260 270.
34. Zipes DP, Fischer J, King RM, Nicoll Ad, Jolly WW : Termination of ventricular fibrillation in dogs by depolarizing a critical amount of myocardium. Am J Cardiol 1975 36 : 37 44.
35. Rushton WAH : Initiation of the propagated disturbance. Proc R Soc Edinb [Biol] 1937 B124 : 210 243.
36. Fozzard HA, Schoenberg M : Strength-duration curves in cardiac Purkinje fibres: Effects of liminal length and charge distribution. J Physiol (Lond) 1972 226 : 593 618.
37. Lindemans FW, Denier Van der Gon JJ : Current thresholds and liminal size in excitation of heart muscle. Cardiovasc Res 1978 12 : 477 485.
38. Efimov IR, Gray RA, Roth BJ : Virtual electrodes and deexcitation: New insights into fibrillation induction and defibrillation. J Cardiovasc Electrophysiol 2000 11 : 339 353.