Wanda Krassowska, Ph.D.
Publications
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W. Krassowska, J. C. Neu,
Theory of electroporation,
In: Quantitative Cardiac Electrophysiology,
I. Efimov, M. Kroll, P. Tchou, Eds.,
Springer, in press.
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H.M. Dobrovolny, C.M. Berger, W. Krassowska, D.J. Gauthier,
Predicting the propensity to alternans from spatial differences in the
restitution portrait,
Am. J. Physiol., submitted.
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X. Zhao, D. G. Schaeffer, C. M. Berger, W. Krassowska, D. J. Gauthier,
Cardiac alternans arising from an unfolded border-collision bifurcation
Proceedings of IDETC/CIE 2007,
2007 ASME International Design Engineering Technical Conferences and
Computers and Information in Engineering Conference,
Las Vegas, Nevada, USA, September 4-7, 2007, accepted.
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X. Zhao, D. G. Schaeffer, W. Krassowska, D. J. Gauthier,
A model-independent technique for eigenvalue identification and
its application in predicting cardiac alternans,
Proceedings of IMECE 2007,
2007 ASME International Mechanical Engineering Congress and Exposition
Seattle, Washington, USA, November 11-14, 2007, accepted.
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J.A. Bell, S.F. Idriss,
Short-term repolarization memory correlates with arrhythmia in infant
rabbit myocardium,
Heart Rhythm, 5: S349, 2008.
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A. M. Pitruzzello, S. Dai, D. G. Schaeffer, S. F. Idriss, W. Krassowska,
Low-frequency oscillation of action potential duration precedes
transition to alternans,
Heart Rhythm, 5: S52, 2008.
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J.A. Bell, N.C. Rouze, W. Krassowska, S.F. Idriss,
The ECG restitution portrait: Quantifying dynamical electrical instability
in young myocardium,
Computers in Cardiology, 34: 789-792, 2007.
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C. M. Berger, X. Zhao, D. G. Schaeffer, H. Dobrovolny, W. Krassowska,
D. J. Gauthier,
Period-doubling bifurcation to alternans in paced cardiac tissue:
Crossover from smooth to border-collision characteristics,
Phys. Rev. Lett., 99(058101): 1-4, 2007.
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W. Krassowska and P. D. Filev,
Modeling electroporation in a single cell,
Biophys. J., 404-417, 2007.
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A. M. Pitruzzello, S. F. Idriss, W. Krassowska,
Spatial heterogeneity of the restitution portrait in rabbit epicardium,
Am. J. Physiol., H1568-H1578, 2007.
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D. G. Schaeffer, J. W. Cain, D. J. Gauthier, S. S. Kalb, W. Krassowska,
R. A. Oliver, Ei. G. Tolkacheva,
An ionically based mapping model with memory for cardiac restitution,
Bull. Math. Biol., 69: 459-482, 2007.
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C. M. Berger, X. Zhao, D. G. Schaeffer, H. Dobrovolny, W. Krassowska,
D. J. Gauthier,
Evidence for an unfolded border-collision bifurcation in paced cardiac tissue,
Dynamics Days '07, 27th Annual International Conference on Chaos
and Nonlinear Dynamics, Boston, MA, 2007.
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S. S. Kalb, J. J. Fox, E. Tolkacheva, D. J. Gauthier, W. Krassowska,
Parameter estimation in cardiac mapping models,
Phys. Rev. E, submitted.
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W. Krassowska, S. S. Kalb, D. J. Gauthier, D. G. Schaeffer,
The restitution portrait: A tool for developing models of heart rhythm
dynamics,
Dynamics Days '07, 27th Annual International Conference on Chaos
and Nonlinear Dynamics, Boston, MA, 2007.
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J. C. Neu, W. Krassowska,
Singular perturbation analysis of the pore creation transient,
Phys. Rev. E, 74 (031917): 1-9, 2006.
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C. M. Berger, H. Dobrovolny, X. Zhao, D. G. Schaeffer, W. Krassowska,
D. J. Gauthier,
Investigating a period-doubling bifurcation in cardiac tissue under
alternate pacing,
Dynamics Days '06, 25th Annual International Conference on Chaos and
Nonlinear Dynamics, Bethesda, MD, 2006.
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J. Cranford, W. Krassowska,
Effects of ionic concentrations on density and size of pores created by
electric pulses,
Proceedings of the 2006 Annual Fall Meeting of the BMES, p. 418, 2006.
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W. Krassowska, P. D. Filev,
Electroporation in a single cell: Insight from the model,
Proceedings of the 2006 Annual Fall Meeting of the BMES, p. 420, 2006.
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J. C. Neu, W. Krassowska,
Computationally efficient method of simulating creation of electropores,
Bull. Am. Phys. Soc., 51: 247-248, 2006.
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A. M. Pitruzzello, S. F. Idriss, D. G. Gauthier, W. Krassowska,
The restitution portrait reveals hidden heterogenetity in cardiac
rhythm dynamics,
Dynamics Days '06, 25th Annual International Conference on Chaos and
Nonlinear Dynamics, Bethesda, MD, 2006.
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X. Zhao, D. G. Schaeffer, C. M. Berger, D. J. Gauthier, W. Krassowska,
Theoretical analysis of smooth and nonsmooth period-doubling
bifurcations in cardiac tissue,
Dynamics Days '06, 25th Annual International Conference on Chaos and
Nonlinear Dynamics, Bethesda, MD, 2006.
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X. Zhao, D. G. Schaeffer, C. M. Berger, D. J. Gauthier, W. Krassowska,
Differentiation between smooth and nonsmooth period-doubling bifurcations
in cardiac tissue,
6th Symposium on Understanding Complex Systems, Urbana, Illinois,
May 15-18, 2006
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X. Zhao, D.G. Schaeffer, C.M. Berger, D.J. Gauthier, W. Krassowska,
Border-collision bifurcations in a model of cardiac tissue,
Eleventh Conference on Nonlinear Vibrations, Stability, and Dynamics of
Structures, Blacksburg, VA, August 13-18, 2006.
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C. M. Berger, H. Dobrovolny, D. G. Schaeffer, W. Krassowska, D. J. Gauthier,
Evidence for a border-collision bifurcation in paced cardiac tissue,
SESAPS, Gainesville, FL, Nov. 10-12, 2005.
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N. Brown, D. J. Gauthier, P. D. Wolf, W. Krassowska,
Design of a fiber-optic ratiometric system for recording cardiac
action potentials,
Scientific Sessions of the American Heart Assciation, Dallas, TX,
Nov 13-16, 2005.
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A. M. Pitruzzello, W. Krassowska, A. J. Lam S. F. Idriss,
A multichannel fiber-optic mapping system for intramural recording
cardiac action potentials, IFBME Proceedings, 11: 1973, 2005.
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R. A. Oliver and W. Krassowska,
Reproducing cardiac restitution properties using the Fenton-Karma membrane
model,
Ann. Biomed. Eng., 33: 907-911, 2005.
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R. A. Oliver, C. S. Henriquez, W. Krassowska,
Bistability and correlation with arrhythmogenesis in a model of
the human right atrium,
Ann. Biomed. Eng., 33: 577-589, 2005.
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H. Dobrovolny, C. Berger, S. Kalb, S. Idriss, D. Schaeffer, W. Krassowska,
D. Gauthier,
Spatial heterogeneity of the restitution portrait correlates
with alternans in paced cardiac tissue,
Heart Rhythm, 2: S297, 2005.
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A. M. Pitruzzello, S. S. Kalb, D. J. Gauthier, W. Krassowska, S. F. Idriss,
The restitution portrait in rabbit epicardium reveals spatial heterogeneity
in short-term memory,
Heart Rhythm, 2: S299, 2005.
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S. S. Kalb, E. Tolkacheva, D. G. Schaeffer, D. J. Gauthier, W. Krassowska,
Restitution in mapping models with an arbitrary amount of memory
Chaos, 15: (023701) 1-11, 2005.
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C. M. Berger, H. Dobrovolny, S. S. Kalb, S. F. Idriss, D. G. Schaeffer,
D. J. Gauthier, W. Krassowska,
Investigating a period-doubling bifurcation in cardiac tissue using
alternate pacing
Bull. Am. Phys. Soc., 50, L21.0002, 2005.
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Elena G. Tolkacheva, Soma S. Kalb, Hana Dobrovolny, Salim F. Idriss,
Daniel J. Gauthier, and Wanda Krassowska,
Restitution portrait as a new technique for investigating restitution
properties of periodically-paced cardiac tissue,
SIAM Conference on the Life Sciences, July 11-14, 2004, Portland, OR.
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H. Dobrovolny, S. Kalb, R. Oliver, E. Tolkacheva, W. Krassowska, and
D. Gauthier,
Conduction velocity dispersion in cardiac tissue,
The 2004 CAP (Canadian Association of Physicists) Congress
Winnipeg, Manitoba June 13-16, 2004.
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H. Dobrovolny, R. Oliver, S. Sau, E. Tolkacheva, D. Schaeffer,
W. Krassowska, and D. Gauthier,
Action potential and conduction velocity restitution in cardiac tissue,
Bull. Am. Phys. Soc., 49, 2004.
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S. S. Kalb, E. Tolkacheva, R. A. Oliver, D. G. Schaeffer, W. Krassowska,
Investigation of a cardiac mapping model using the restitution portrait,
Proceedings of the 2004 BMES Annual Fall Meeting, 7, 2004.
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R. A. Oliver, A. W. Wood, S. S. Kalb, W. Krassowska,
Restitution portrait in Luo-Rudy-dynamic cardiac membrane model,
Proceedings of the 2004 BMES Annual Fall Meeting, 16, 2004.
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S. S. Kalb, H. Dobrovolny, E. Tolkacheva, S. F. Idriss, W. Krassowska,
and D. J. Gauthier,
The restitution portrait: A new method for investigating
rate-dependent restitution,
J. Cardiovasc. Electrophysiol., 15: 698-709, 2004.
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K. C. Smith, J. C. Neu, and W. Krassowska,
Model of creation and evolution of stable macropores for DNA delivery
Biophys. J., 86: 2813-2826, 2004.
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S. B. Dev, D. Dhar, and W. Krassowska,
Electric field of a six-needle array electrode used in drug and DNA
delivery in vivo: Analytical versus numerical solution,
IEEE Trans. Biomed. Eng., 50: 1296-1300, 2003.
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John C. Neu, Kyle C. Smith, and Wanda Krassowska,
Electrical energy required to form large conducting pores,
Bioelectrochem., 60: 107-114, 2003.
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H. Dobrovolny, S. Sau, E. Tolkacheva, D. Schaeffer, W. Krassowska,
and D. Gauthier
New experimental protocol for simultaneous measurement of the S1-S2,
constant-BCL and dynamic restitution curves,
PACE, 26: 1087, 2003.
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E. G. Tolkacheva, D. G. Schaeffer, D. J. Gauthier, W. Krassowska,
A new criterion for stability of the 1:1 response pattern in a memory model
paced cardiac tissue,
Annual APS March Meeting, Austin, TX, 246, 2003
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E. G. Tolkacheva, D. G. Schaeffer, D. J. Gauthier, and W. Krassowska,
Condition for alternans and stability of the 1:1 response pattern
in a `memory' model of paced cardiac dynamics,
Phys. Rev. E, 67(031904): 1-10, 2003.
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J. C. Neu and W. Krassowska,
Modeling postshock evolution of large electropores,
Phys. Rev. E, 67 (021915): 1-12, 2003.
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W. Krassowska, G. S. Nanda, M. B. Austin, S. B. Dev, and D. P. Rabussay,
Viability of cancer cells exposed to pulsed electric fields: The role of
pulse charge,
Ann. Biomed. Eng., 31: 80-90, 2003.
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W. Krassowska,
Field stimulation of cardiac fibers with random spatial structure,
IEEE Trans. Biomed. Eng., 50: 33-40, 2003.
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W. Krassowska, B. A. Stone, and J. C. Neu,
Electrical stimulation of cardiac cells.
In "Quantitative Cardiac Electrophysiology", C. Cabo and D. S. Rosenbaum, Eds.,
Marcel Dekker, Inc., New York, NY, pp. 139-197, 2002.
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K. Skouibine, J. Wall, W. Krassowska, and N. A. Trayanova,
Modeling induction of a rotor in cardiac muscle by perpendicular
electric shocks
Med. Biol. Eng. Comput., 40: 47-55, 2002.
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S. Sau, W. Krassowska, and D. Gauthier,
Restitution properties and stability of response patterns in cardiac muscle,
Annual APS March Meeting 2002, Indianapolis, IN, p. 948, 2002.
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R. A. Oliver and W. Krassowska,
Concentration drift and rate-dependent restitution in the CRN atrial
membrane model,
Annual APS March Meeting 2002, Indianapolis, IN, p. 949, 2002.
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W. Krassowska,
Field stimulation of cardiac fibers with random spatial structure,
Ann. Biomed. Eng., 29: S55, 2001.
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W. Krassowska and J. C. Neu,
Post-shock evolution of pores,
Ann. Biomed. Eng., 29: S101, 2001.
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K. Skouibine and W. Krassowska,
Increasing computational efficiency of a bidomain model of defibrillation
using time-dependent activating function,
Ann. Biomed. Eng., 28: 772-780, 2000.
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R. A. Oliver, G. M. Hall, S. Bahar, W. Krassowska, P. D. Wolf,
E. Dixon-Tulloch, and D. J. Gauthier,
Existence of bistability and correlation with arrhythmogenesis
in paced sheep atria,
J. Cardiovasc. Electrophysiol., 11: 797-805, 2000.
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A. O. Bilska, K. A. DeBruin and Wanda Krassowska,
Theoretical modeling of the effects of shock duration, frequency, and
strength on the degree of electroporation,
Bioelectrochem. Bioenerg., 51: 133-143, 2000.
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K. Skouibine and W. Krassowska,
Efficient method for modeling defibrillation
In "Electrocardiology '99: Proc. XXVI International Congress on
Electrocardiology," M. P. Roshchevsky, Ed.,
Jointstock Company Komi Republica Printing House, Syktyvkar, Russia, 2000.
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J. Wall, N. A. Trayanova, K. Skouibine, and W. Krassowska,
Modeling induction of reentry with realistic S2 stimulus,
Proc. 1st Joint BMES/EMBS Conf., p. 154, 1999.
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K. Skouibine and W. Krassowska,
Reduced bidomain model of defibrillation,
Proc. 1st Joint BMES/EMBS Conf., p. 287, 1999.
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S. Bahar, G. M. Hall, R. A. Oliver, W. Krassowska, and D. Gauthier,
Transitions between 2:1 and 1:1 responses in cardiac muscle induced
by added stimuli
Proc. 1st Joint BMES/EMBS Conf., p. 258, 1999.
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R. A. Oliver, W. Krassowska, G. M. Hall, S. Bahar, P. D. Wolf, and
D. J. Gauthier
Existence of bistability and correlation with arrhythmogenesis
in sheep atria
Proc. 1st Joint BMES/EMBS Conf., p. 157, 1999.
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A. O. Bilska, K. A. DeBruin, and W. Krassowska,
Electroporation of single cells by high frequency shocks,
Proc. 1st Joint BMES/EMBS Conf., p. 87, 1999.
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K. A. DeBruin and Wanda Krassowska,
Modeling electroporation in a single cell. I: Effects of field strength
and rest potential,
Biophys. J., 77: 1213-1224, 1999.
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K. A. DeBruin and Wanda Krassowska,
Modeling electroporation in a single cell. II: Effects of ionic
concentrations,
Biophys. J., 77: 1225-1233, 1999.
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F. Aguel, K. A. DeBruin, W. Krassowska and N. Trayanova,
Effects of electroporation on the transmembrane potential distribution
in a two-dimensional bidomain model of cardiac tissue,
J. Cardiovasc. Electrophysiol., 10: 701-714, 1999.
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J. C. Neu and W. Krassowska,
Asymptotic model of electroporation,
Phys. Rev. E, 59: 3471-3482, 1999.
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B. A. Stone, M. Lieberman, and W. Krassowska,
Field stimulation of isolated chick heart cells: Comparison of experimental
and theoretical activation thresholds,
J. Cardiovasc. Electrophysiol., 10: 92-107, 1999.
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R. A. Oliver, G. M. Hall, S. Bahar, P. D. Wolf, W. Krassowska, and D. Gauthier,
Bistability in paced bullfrog and sheep cardiac tissue,
Dynamics Days '99, 18th Annual International Conference on Chaos and
Nonlinear Dynamics, Atlanta, GA, 1999.
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S. Bahar, G. M. Hall, R. A. Oliver, W. Krassowska, and D. Gauthier,
Inducing transitions between bistable states in cardiac muscle using
small electric stimuli,
Dynamics Days '99, 18th Annual International Conference on Chaos
and Nonlinear Dynamics, Atlanta, GA, 1999.
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K. A. DeBruin and W. Krassowska,
Effects of electroporation on Vm in a single cell,
Ann. Biomed. Eng., 26: S-20, 1998
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K. A. DeBruin and W. Krassowska,
Electroporation and shock-induced transmembrane potential
in a cardiac fiber during defibrillation strength shocks,
Ann. Biomed. Eng., 26: 584-596, 1998.
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B. J. Roth and W. Krassowska,
The induction of reentry in cardiac tissue. The missing link:
How electric fields alter transmembrane potential,
Chaos, 8: 204-220, 1998.
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W. Krassowska and M. S. Kumar,
The role of spatial interactions in creating the dispersion of
transmembrane potential by premature electric shocks,
Ann. Biomed. Eng., 25: 949-963, 1997.
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K. A. DeBruin and W. Krassowska,
Electroporation and transmembrane potential in a cardiac fiber during
defibrillation strength shocks,
Ann. Biomed. Eng., 25: S-60, 1997.
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B. A. Stone, M. Lieberman, and W. Krassowska,
Field stimulation of heart cells at 37$^o$C and 27$^o$C,
Ann. Biomed. Eng., 25: S-62, 1997.
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M. S. Kumar and W. Krassowska,
Mechanism of dispersion of transmembrane potential by
premature electric shocks,
in: Electrocardiology '96. From the Cell to the Body Surface,
J. Liebman, Ed.,
World Scientific, Singapore, pp. 196-193, 1997.
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J. C. Neu, R. S. Preissig, Jr., and W. Krassowska,
Initiation of propagation in a one-dimensional excitable medium,
Physica D, 102: 285-299, 1997.
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W. Krassowska,
Modeling the interaction of cardiac muscle with strong fields,
in: Case Studies in Mathematical Modeling--Ecology, Physiology
and Biofluids,
H. G. Othmer, F. R. Adler, M. A. Lewis, and J. C. Dallon, Eds.,
Prentice Hall, Upper Saddle River, NJ, pp. 277-308, 1997.
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K. A. DeBruin and W. Krassowska,
Electroporation as a mechanism of the saturation of transmembrane potential
induced by large electric fields,
Proc. 18th Annual Conf. of the IEEE Engineering in Medicine and Biology
Society, p. 287, 1996.
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B. A. Stone, M. Lieberman, and W. Krassowska,
Field stimulation of chick heart cells,
Ann. Biomed. Eng., 24: S-59, 1996.
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J. C. Neu and W. Krassowska,
Criterion for initiation of propagation in an excitable fiber,
Society for Mathematical Biology Annual Meeting, Seattle, WA, August 4-8,
1996.
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N. Trayanova and W. Krassowska,
Virtual electrode effects in a bidomain model with electroporating
membrane,
Proc. 17th Annual Conf. of the IEEE Engineering in Medicine and Biology
Society, pp. 255-256, 1995.
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W. Krassowska,
Macroscopic model of electroporating membrane,
Proc. 17th Annual Conf. of the IEEE Engineering in Medicine and Biology
Society, pp. 253-254, 1995.
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G. P. Walcott, R. G. Walker, A. W. Cates, W. Krassowska, W. M. Smith, and
R. E. Ideker,
Choosing the optimal monophasic and biphasic waveforms for ventricular
defibrillation,
J. Cardiovasc. Electrophysiol., 6: 737-750, 1995.
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W. Krassowska,
Effects of electroporation on transmembrane potential induced by
defibrillation shocks,
PACE, 18: 1644-1660, 1995.
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W. Krassowska and J. C. Neu,
Activation of a single cell by an external field,
Computers in Cardiology, pp. 637-640, 1994.
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W. Krassowska and J. C. Neu,
Response of a single cell to an external electric field,
Biophys. J., 66: 1768-1776, 1994.
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C. Alferness, P. V. Bayly, W. Krassowska, J. P. Daubert, W. M. Smith, and
R. E. Ideker,
Strength-interval curves in canine myocardium at very short cycle lengths,
PACE, 17: 876-881, 1994.
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G. P. Walcott, R. G. Walker, W. Krassowska, W. M. Smith, and R. E. Ideker,
Choosing the optimum monophasic and biphasic waveforms for defibrillation,
PACE, 17: 789, 1994.
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W. Krassowska and J. C. Neu,
Effective boundary conditions for syncytial tissues,
IEEE Trans. Biomed. Eng., 41: 143-150, 1994.
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W. Krassowska, L. G. Villanueva, and J. C. Neu,
Influence of an adjacent volume conductor on shock-induced membrane
potential,
Proc. Second Carolina Conf. in Biomed. Eng., pp. 75, 1994.
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G. P. Walcott, A. W. Cates, W. Krassowska, W. M. Smith, and R. E. Ideker,
An explanation of how the biphasic waveform improves defibrillation
efficacy,
Proc. of Cardiovascular Science and Technology Conference,
Washington, DC, p. 41, 1993.
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W. Krassowska and J. C. Neu,
Boundary conditions for the bidomain model of the heart,
Proc. 15th Annual Conf. of the IEEE Engineering in Medicine and Biology
Society, pp. 865-866, 1993.
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P. A. Guse, D. L. Rollins, W. Krassowska, P. D. Wolf, W. M. Smith, and
R. E. Ideker,
Effective defibrillation in pigs using interleaved biphasic and
common phase sequential biphasic shocks,
PACE, 16: 1719-1734, 1993.
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J. C. Neu and W. Krassowska,
Homogenization of syncytial tissues,
Crit. Rev. Biomed. Eng., 21: 137-199, 1993.
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W. Krassowska, S. B. Knisley, and T. C. Pilkington,
Basic mechanisms of interaction of electric field with cardiac tissue,
Proc. of Cardiovascular Science and Technology Conference,
Bethesda, MD, p. 61, 1992.
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W. Krassowska and J. C. Neu,
Theoretical versus experimental estimates of the effective conductivities
of cardiac muscle,
Computers in Cardiology, pp. 703-706, 1992.
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W. Krassowska and V. G. Papanicolaou,
Transmembrane potential under constant voltage and constant current
electrodes,
Proc. 27th Annual AAMI Scientific Session, p. 44, 1992.
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W. Krassowska, T. C. Pilkington, and R. E. Ideker,
Two-scale asymptotic analysis for modeling activation of periodic
cardiac strand,
Mathl Comput. Modelling, 16: 121-130, 1992.
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W. Krassowska, C. Cabo, S. B. Knisley, and R. E. Ideker,
Propagation versus delayed activation during field stimulation of
cardiac muscle,
PACE, 15: 197-210, 1992.
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W. Krassowska, D. L. Rollins, P. D. Wolf, E. G. Dixon, T. C. Pilkington, and
R. E. Ideker,
Pacing thresholds for cathodal and anodal high-frequency monophasic pulses,
J. Cardiovasc. Electrophysiol., 3: 64-76, 1992.
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S. B. Knisley, W. Krassowska, T. C. Pilkington, and W. M. Smith,
Do myocardial fibers contain junctional capacitance?
Proc. 13th Annual Conf. of the IEEE Engineering in Medicine and Biology
Society, pp. 611-612, 1991.
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S. B. Knisley, W. Krassowska, W. M. Smith, and T. C. Pilkington,
Longitudinal capacitance in myocardial fibers,
Circulation, 84: II-325, 1991.
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V. G. Papanicolaou and W. Krassowska,
Electrostatic potential on the boundary of cardiac tissue,
Proc. 13th Annual Conf. of the IEEE Engineering in Medicine and Biology
Society, pp. 500-501, 1991.
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S. B. Knisley, W. Krassowska, E. G. Dixon-Tulloch, J. A. Hagler, W. M. Smith,
and R. E. Ideker,
Effect of intrastimulus polarity reversal on excitation thresholds for
field stimulation,
PACE, 14: 688, 1991.
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W. Krassowska, C. Cabo, T. C. Pilkington, and R. E. Ideker,
Delayed excitation as a possible mechanism of a post-shock isoelectric
window,
PACE, 14: 716, 1991.
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S. B. Knisley, W. Krassowska, P. D. Wolf, W. M. Smith, and R. E. Ideker,
Impact of myocardial fiber orientation on cellular response to countershock,
J. Am. Coll. Cardiol., 17: 297A, 1991.
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J. M. Wharton, T. Blitchington, J. Afework, W. Krassowska, P. D. Wolf,
W. M. Smith, J. E. Lowe, and R. E. Ideker,
Potential gradient threshold necessary to activate human myocardium,
J. Am. Coll. Cardiol., 17: 272A, 1991.
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R. E. Ideker, P. D. Wolf, C. A. Alferness, W. Krassowska, and W. M. Smith,
Current concepts for selecting the location, size, and shape of
defibrillation electrodes,
PACE, 14: 227-240, 1991.
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W. Krassowska, M. N. Morrow, and T. C. Pilkington,
Modeling in the Bioelectric Stimulation Unit. NSF/ERC Unit 1.1C,
Proc. 12th Annual Conf. of the IEEE Engineering in Medicine and Biology
Society, pp. 666-667, 1990.
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W. Krassowska, S. B. Knisley, T. C. Pilkington, and R. E. Ideker,
Modeling high-frequency pacing with a discrete cardiac strand,
Proc. 12th Annual Conf. of the IEEE Engineering in Medicine and Biology
Society, pp. 624-625, 1990.
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S. B. Knisley, W. Krassowska, T. C. Pilkington, and W. M. Smith,
Effect of intercellular capacitance on conduction in a model of
cell uncoupling,
Proc. 12th Annual Conf. of the IEEE Engineering in Medicine and Biology
Society, pp. 620-621, 1990.
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R. E. Ideker, D. W. Frazier, W. Krassowska, N. Shibata, P.-S. Chen,
K. M. Kavanagh, and W. M. Smith,
Experimental evidence for autowaves in the heart,
in: Mathematical Approaches to Cardiac Arrhythmias,
J. Jalife, Ed.,
Ann. N. Y. Acad. Sci., 591: 208-218,
New York Academy of Sciences, New York, 1990.
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W. Krassowska, T. C. Pilkington, and R. E. Ideker,
Modeling excitation with extracellular electrodes,
PACE, 13: 548, 1990.
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W. Krassowska, T. C. Pilkington, and R. E. Ideker,
Potential distribution in three-dimensional periodic myocardium:
Part I. Solution with two-scale asymptotic analysis,
IEEE Trans. Biomed. Eng., 37: 252-266, 1990.
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W. Krassowska, D. W. Frazier, T. C. Pilkington, and R. E. Ideker,
Potential distribution in three-dimensional periodic myocardium:
Part II. Application to extracellular stimulation,
IEEE Trans. Biomed. Eng., 37: 267-284, 1990.
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R. E. Ideker, D. W. Frazier, W. Krassowska, P.-S. Chen, and J. M. Wharton,
Physiologic effects of electrical stimulation in cardiac muscle,
in: Electrical Therapy For Cardiac Arrhythmias: Pacing, Antitachycardia
Devices, Catheter Ablation,
S. Saksena and N. Goldschlager, Eds.,
pp. 357-370, W. B. Saunders, Philadelphia, 1990.
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W. Krassowska, T. C. Pilkington, and R. E. Ideker,
Modelling the periodicity of cardiac muscle,
J. Electrocardiol., 22-Suppl: 41-47, 1989.
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R. E. Ideker, W. Krassowska, J. Marcus Wharton, and W. M. Smith,
Experimental results pertinent to the modelling defibrillation,
Proc. 11th Annual Conf. of the IEEE Engineering in Medicine and Biology
Society, pp. 77-78, 1989.
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J. P. Daubert, D. W. Frazier, W. Krassowska, S. Yabe, W. M. Smith, and
R. E. Ideker,
Direct excitation of relatively refractory tissue by monophasic and
biphasic shocks,
J. Am. Coll. Cardiol., 13: 215A, 1989.
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W. Krassowska, A. S. L. Tang, T. C. Pilkington, and R. E. Ideker,
Anodal and cathodal thresholds during transthoracic stimulation,
Proc. 10th Annual Conf. of the IEEE Engineering in Medicine and Biology
Society, pp. 202-203, 1988.
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D. W. Frazier, W. Krassowska, P.-S. Chen, P. D. Wolf, N. D. Danieley,
W. M. Smith, and R. E. Ideker,
Transmural activations and stimulus potentials in three-dimensional
anisotropic canine myocardium,
Circ. Res., 63: 135-146, 1988.
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D. W. Frazier, W. Krassowska, P.-S. Chen, P. D. Wolf, E. G. Dixon,
W. M. Smith, and R. E. Ideker,
Extracellular field required for excitation in three-dimensional
anisotropic canine myocardium,
Circ. Res., 63: 147-164, 1988.
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W. Krassowska, J. P. Daubert, A. S. L. Tang, and R. E. Ideker,
The edge effect of catheter electrodes,
PACE, 11: 509, 1988.
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D. W. Frazier, W. Krassowska, P. D. Wolf, A. S. L. Tang, W. M. Smith, and
R. E. Ideker,
Combinations of stimulus strength and refractoriness needed for conduction
block,
J. Am. Coll. Cardiol., 11: 166A, 1988.
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W. Krassowska, D. W. Frazier, T. C. Pilkington, and R. E. Ideker,
Finite element approximation of potential gradient in cardiac muscle undergoing stimulation,
Mathl Comput. Modelling, 11: 801-806, 1988.
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W. Krassowska,
Asymptotic analysis for modeling electrical stimulation of periodic cardiac
muscle,
Ph.D. Dissertation, Duke University, Durham, NC, 1987.
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D. W. Frazier, W. Krassowska, J. M. Wharton, P. D. Wolf, A. S.L. Tang,
N. D. Danieley, and R. E. Ideker,
Induced reentry in normal myocardium,
Circulation, 76: IV-430, 1987.
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T. C. Pilkington, W. Krassowska, M. N. Morrow, and R. E. Ideker,
Feasibility of estimating endocardial potentials from cavity potentials,
Proc. 9th Annual Conf. of the IEEE Engineering in Medicine and Biology
Society, pp. 1875-1876, 1987.
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W. Krassowska, T. C. Pilkington, and R. E. Ideker,
The closed form solution to the periodic core-conductor model using
asymptotic analysis,
IEEE Trans. Biomed. Eng., 34: 519-531, 1987.
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W. Krassowska, T. C. Pilkington, and R. E. Ideker,
Periodic conductivity as a mechanism for cardiac stimulation and
defibrillation,
IEEE Trans. Biomed. Eng., 34: 555-560, 1987.
-
D. W. Frazier, W. Krassowska, P-S. Chen, P. D. Wolf, E. G. Dixon,
W. M. Smith, and R. E. Ideker,
Extracellular potential gradient, current density and energy
required for excitation,
PACE, 10: 445, 1987.
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D. W. Frazier, W. Krassowska, P.-S. Chen, P. D. Wolf, N. D. Danieley,
S. D. Bowling, and R. E. Ideker,
Anodal and cathodal excitation with low and high currents,
J. Am. Coll. Cardiol., 9: 96A, 1987.
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D. W. Frazier, W. Krassowska, P.-S. Chen, P. D. Wolf, N. D. Danieley,
S. D. Bowling, R. E. Ideker,
Transmural activations and potentials with endocardial and epicardial pacing,
J. Am. Coll. Cardiol., 9: 32A, 1987.
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J. M. Wharton, P. D. Wolf, E. G. Dixon, P.-S. Chen, W. Krassowska,
D. W. Frazier, and R. E. Ideker,
Single, combined and sequential defibrillation shocks,
Circulation, 74: II-342, 1986.
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D. W. Frazier, W. Krassowska, P-S. Chen, P. D. Wolf, E. G. Dixon,
W. M. Smith, and R. E. Idekerq,
Extracellular potential gradient required for depolarization,
Circulation, 74: II-343, 1986.
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W. Krassowska, T. C. Pilkington, and R. E. Ideker,
Asymptotic analysis for periodic cardiac muscle,
Proc. 8th Annual Conf. of the IEEE Engineering in Medicine and Biology
Society, pp. 255-258, 1986.
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W. Krassowska, B. Jurkiewicz, E. Klupsz, K. Peczalski, and M. Stopczyk,
Computerized system for isochronic epicardial mapping,
Med. Inf., 10: 237-247, 1985.
Send comments to
wanda.krassowska@duke.edu
Last updated February 24, 2005