Simultaneous optical imaging of membrane potential and intracellular calcium

Journal of Electrocardiology

Volumn 38, Issue 4 SUPPL., 2005, Pages

  Fast, Vladimir G ^a  

^a and Radiation Oncology   (United States)

Author keywords

Defibrillation; Fluorescent dyes; Intracellular calcium; Membrane potential; Microscopy

Indexed keywords

CALCIUM; FLUO 3; FLUORESCENT DYE; RHODAMINE;

CALCIUM BINDING; CALCIUM CELL LEVEL; CELL LABELING; CELL ULTRASTRUCTURE; CONFERENCE PAPER; ELECTRIC SHOCK; ELECTROSTIMULATION; FLUORESCENCE MICROSCOPY; HEART CELL CULTURE; HEART EXCITATION; HEART MUSCLE CELL; HEART MUSCLE EXCITABILITY; HEART MUSCLE FIBER MEMBRANE POTENTIAL; MONOLAYER CULTURE; NONHUMAN; PRIORITY JOURNAL; RECEPTOR AFFINITY; RECEPTOR OCCUPANCY; SINUS NODE MEMBRANE POTENTIAL;

AFFINITY LABELS; ANIMALS; CALCIUM CHANNELS; CELLS, CULTURED; FLUORESCENT DYES; HUMANS; ION TRANSPORT; MEMBRANE POTENTIALS; MYOCYTES, CARDIAC;

EID: 26444507871     PISSN: 00220736     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.jelectrocard.2005.06.023     Document Type: Conference Paper

References (19)

1. TI and related contraction in isolated guinea-pig ventricular myocytes J Physiol 392 1987 523
2. J.R. Berlin, M.B. Cannell, and W.J. Lederer Cellular origins of the transient inward current in cardiac myocytes. Role of fluctuations and waves of elevated intracellular calcium Circ Res 65 1989 115
3. M. Hiraoka, S. Kawano, Y. Hirano, and T. Furukawa Role of cardiac chloride currents in changes in action potential characteristics and arrhythmias Cardiovasc Res 40 1998 23
4. 2+ release causes myocyte depolarization-underlying mechanism and threshold for triggered action potentials Circ Res 87 2000 774
5. V.G. Fast, and R.E. Ideker Simultaneous optical mapping of transmembrane potential and intracellular calcium in myocyte cultures J Cardiovasc Electrophysiol 11 2000 547
6. B.R. Choi, and G. Salama Simultaneous maps of optical action potentials and calcium transients in guinea-pig hearts: mechanisms underlying concordant alternans J Physiol 529 2000 171
7. K.R. Laurita, and A. Singal Mapping action potentials and calcium transients simultaneously from the intact heart Am J Physiol 280 2001 H2053
8. m in myocyte cultures Circ Res 94 2004 1589
9. C. Omichi, S.T. Lamp, S.F. Lin, J. Yang, A. Baher, and S. Zhou Intracellular Ca dynamics in ventricular fibrillation Am J Physiol 286 2004 H1836
10. V.G. Fast, and A.G. Kléber Microscopic conduction in cultured strands of neonatal rat heart cells measured with voltage-sensitive dyes Circ Res 73 1993 914
11. 2+ J Biochem 269 1990 513
12. A. Takahashi, P. Camacho, J.D. Lechleiter, and B. Herman Measurement of intracellular calcium Physiol Rev 79 1999 1089
13. P.J. Del Nido, P. Glynn, P. Buenaventura, G. Salama, and A.P. Koretsky Fluorescence measurement of calcium transients in perfused rabbit heart using rhod 2 Am J Physiol 274 1998 H728
14. V.G. Fast, S. Rohr, and R.E. Ideker Non-linear changes of transmembrane potential caused by defibrillation shocks in strands of cultured myocytes Am J Physiol 278 2000 H688
15. 2+ triggers early afterdepolarizations and torsade de pointes in rabbit hearts with type 2 long QT syndrome J Physiol 543 2002 615
16. B. London, L.C. Baker, J.S. Lee, V. Shusterman, B.R. Choi, and T. Kubota Calcium-dependent arrhythmias in transgenic mice with heart failure Am J Physiol 284 2003 H431
17. R.P. Katra, and K.R. Laurita Cellular mechanism of calcium-mediated triggered activity in the heart Circ Res 96 2005 535
18. K.R. Laurita, R. Katra, B. Wible, X. Wan, and M.H. Koo Transmural heterogeneity of calcium handling in canine Circ Res 92 2003 668
19. E.J. Pruvot, R.P. Katra, D.S. Rosenbaum, and K.R. Laurita Role of calcium cycling versus restitution in the mechanism of repolarization alternans Circ Res 94 2004 1083