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Wavefront Field Mapping Reveals a Physiologic Network Between Drivers Where Ablation Terminates Atrial Fibrillation.

Leef G, Shenasa F, Bhatia NK, Rogers AJ, Sauer W, Miller JM, Swerdlow M, Tamboli M, Alhusseini MI, Armenia E, Baykaner T, Brachmann J, Turakhia MP, Atienza F, Rappel WJ, Wang PJ, Narayan SM.

Circ Arrhythm Electrophysiol. 2019 Aug;12(8):e006835. doi: 10.1161/CIRCEP.118.006835. Epub 2019 Jul 29.


Chaotic tip trajectories of a single spiral wave in the presence of heterogeneities.

Lombardo DM, Rappel WJ.

Phys Rev E. 2019 Jun;99(6-1):062409. doi: 10.1103/PhysRevE.99.062409.


Extinction dynamics of spiral defect chaos.

Vidmar D, Rappel WJ.

Phys Rev E. 2019 Jan;99(1-1):012407. doi: 10.1103/PhysRevE.99.012407.


Cell motility dependence on adhesive wetting.

Cao Y, Karmakar R, Ghabache E, Gutierrez E, Zhao Y, Groisman A, Levine H, Camley BA, Rappel WJ.

Soft Matter. 2019 Feb 27;15(9):2043-2050. doi: 10.1039/c8sm01832d.


Insights into the Molecular Mechanisms of CO2-Mediated Regulation of Stomatal Movements.

Zhang J, De-Oliveira-Ceciliato P, Takahashi Y, Schulze S, Dubeaux G, Hauser F, Azoulay-Shemer T, Tõldsepp K, Kollist H, Rappel WJ, Schroeder JI.

Curr Biol. 2018 Dec 3;28(23):R1356-R1363. doi: 10.1016/j.cub.2018.10.015. Review.


Identification of SLAC1 anion channel residues required for CO2/bicarbonate sensing and regulation of stomatal movements.

Zhang J, Wang N, Miao Y, Hauser F, McCammon JA, Rappel WJ, Schroeder JI.

Proc Natl Acad Sci U S A. 2018 Oct 30;115(44):11129-11137. doi: 10.1073/pnas.1807624115. Epub 2018 Oct 9.


Characterizing Electrogram Signal Fidelity and the Effects of Signal Contamination on Mapping Human Persistent Atrial Fibrillation.

Vidmar D, Alhusseini MI, Narayan SM, Rappel WJ.

Front Physiol. 2018 Sep 5;9:1232. doi: 10.3389/fphys.2018.01232. eCollection 2018.


Adaptation of Living Systems.

Tu Y, Rappel WJ.

Annu Rev Condens Matter Phys. 2018 Mar;9:183-205. doi: 10.1146/annurev-conmatphys-033117-054046. Epub 2017 Dec 8.


Minimal Network Topologies for Signal Processing during Collective Cell Chemotaxis.

Yue H, Camley BA, Rappel WJ.

Biophys J. 2018 Jun 19;114(12):2986-2999. doi: 10.1016/j.bpj.2018.04.020.


Successful ventricular fibrillation functional substrate ablation via a single vascular access site.

Ho G, Hoffmayer KS, Villongco CT, Vidmar D, Rappel WJ, Krummen DE.

HeartRhythm Case Rep. 2018 Feb 17;4(5):173-176. doi: 10.1016/j.hrcr.2017.12.008. eCollection 2018 May. No abstract available.


The cAMP-induced G protein subunits dissociation monitored in live Dictyostelium cells by BRET reveals two activation rates, a positive effect of caffeine and potential role of microtubules.

Tariqul Islam AFM, Yue H, Scavello M, Haldeman P, Rappel WJ, Charest PG.

Cell Signal. 2018 Aug;48:25-37. doi: 10.1016/j.cellsig.2018.04.005. Epub 2018 Apr 24.


Identification and Characterization of Sites Where Persistent Atrial Fibrillation Is Terminated by Localized Ablation.

Zaman JAB, Sauer WH, Alhusseini MI, Baykaner T, Borne RT, Kowalewski CAB, Busch S, Zei PC, Park S, Viswanathan MN, Wang PJ, Brachmann J, Krummen DE, Miller JM, Rappel WJ, Narayan SM, Peters NS.

Circ Arrhythm Electrophysiol. 2018 Jan;11(1):e005258. doi: 10.1161/CIRCEP.117.005258.


Spatiotemporal Progression of Early Human Ventricular Fibrillation.

Vidmar D, Krummen DE, Hayase J, Narayan SM, Ho G, Rappel WJ.

JACC Clin Electrophysiol. 2017 Dec 11;3(12):1437-1446. doi: 10.1016/j.jacep.2017.04.009. Epub 2017 Aug 2.


Cell-to-cell variation sets a tissue-rheology-dependent bound on collective gradient sensing.

Camley BA, Rappel WJ.

Proc Natl Acad Sci U S A. 2017 Nov 21;114(47):E10074-E10082. doi: 10.1073/pnas.1712309114. Epub 2017 Nov 7.


To the Editor- On the deformation and interpolation of phase maps.

Vidmar D, Rappel WJ.

Heart Rhythm. 2018 Feb;15(2):e3. doi: 10.1016/j.hrthm.2017.11.004. Epub 2017 Nov 4. No abstract available.


Mechanisms of Cell Polarization.

Rappel WJ, Edelstein-Keshet L.

Curr Opin Syst Biol. 2017 Jun;3:43-53. doi: 10.1016/j.coisb.2017.03.005. Epub 2017 Apr 12.


Physical models of collective cell motility: from cell to tissue.

Camley BA, Rappel WJ.

J Phys D Appl Phys. 2017;50(11). pii: 113002. doi: 10.1088/1361-6463/aa56fe. Epub 2017 Feb 14.


Systematic reduction of a detailed atrial myocyte model.

Lombardo DM, Rappel WJ.

Chaos. 2017 Sep;27(9):093914. doi: 10.1063/1.4999611.


Rotors exhibit greater surface ECG variation during ventricular fibrillation than focal sources due to wavebreak, secondary rotors, and meander.

Ho G, Villongco CT, Yousefian O, Bradshaw A, Nguyen A, Faiwiszewski Y, Hayase J, Rappel WJ, McCulloch AD, Krummen DE.

J Cardiovasc Electrophysiol. 2017 Oct;28(10):1158-1166. doi: 10.1111/jce.13283. Epub 2017 Aug 4.


Inferring single-cell behaviour from large-scale epithelial sheet migration patterns.

Lee RM, Yue H, Rappel WJ, Losert W.

J R Soc Interface. 2017 May;14(130). pii: 20170147. doi: 10.1098/rsif.2017.0147.


Crawling and turning in a minimal reaction-diffusion cell motility model: Coupling cell shape and biochemistry.

Camley BA, Zhao Y, Li B, Levine H, Rappel WJ.

Phys Rev E. 2017 Jan;95(1-1):012401. doi: 10.1103/PhysRevE.95.012401. Epub 2017 Jan 5.


Two Independent Mapping Techniques Identify Rotational Activity Patterns at Sites of Local Termination During Persistent Atrial Fibrillation.

Alhusseini M, Vidmar D, Meckler GL, Kowalewski CA, Shenasa F, Wang PJ, Narayan SM, Rappel WJ.

J Cardiovasc Electrophysiol. 2017 Jun;28(6):615-622. doi: 10.1111/jce.13177. Epub 2017 Mar 20.


Modeling Contact Inhibition of Locomotion of Colliding Cells Migrating on Micropatterned Substrates.

Kulawiak DA, Camley BA, Rappel WJ.

PLoS Comput Biol. 2016 Dec 16;12(12):e1005239. doi: 10.1371/journal.pcbi.1005239. eCollection 2016 Dec.


Determining conduction patterns on a sparse electrode grid: Implications for the analysis of clinical arrhythmias.

Vidmar D, Narayan SM, Krummen DE, Rappel WJ.

Phys Rev E. 2016 Nov;94(5-1):050401. Epub 2016 Nov 9.


Comparison of Detailed and Simplified Models of Human Atrial Myocytes to Recapitulate Patient Specific Properties.

Lombardo DM, Fenton FH, Narayan SM, Rappel WJ.

PLoS Comput Biol. 2016 Aug 5;12(8):e1005060. doi: 10.1371/journal.pcbi.1005060. eCollection 2016 Aug.


Collective Signal Processing in Cluster Chemotaxis: Roles of Adaptation, Amplification, and Co-attraction in Collective Guidance.

Camley BA, Zimmermann J, Levine H, Rappel WJ.

PLoS Comput Biol. 2016 Jul 1;12(7):e1005008. doi: 10.1371/journal.pcbi.1005008. eCollection 2016 Jul.


Emergent Collective Chemotaxis without Single-Cell Gradient Sensing.

Camley BA, Zimmermann J, Levine H, Rappel WJ.

Phys Rev Lett. 2016 Mar 4;116(9):098101. doi: 10.1103/PhysRevLett.116.098101. Epub 2016 Mar 3.


Contact inhibition of locomotion determines cell-cell and cell-substrate forces in tissues.

Zimmermann J, Camley BA, Rappel WJ, Levine H.

Proc Natl Acad Sci U S A. 2016 Mar 8;113(10):2660-5. doi: 10.1073/pnas.1522330113. Epub 2016 Feb 22.


Excitable waves and direction-sensing in Dictyostelium discoideum: steps towards a chemotaxis model.

Bhowmik A, Rappel WJ, Levine H.

Phys Biol. 2016 Jan 29;13(1):016002. doi: 10.1088/1478-3975/13/1/016002.


Cell-cell communication during collective migration.

Rappel WJ.

Proc Natl Acad Sci U S A. 2016 Feb 9;113(6):1471-3. doi: 10.1073/pnas.1524893113. Epub 2016 Jan 22. No abstract available.


Reconstitution of CO2 Regulation of SLAC1 Anion Channel and Function of CO2-Permeable PIP2;1 Aquaporin as CARBONIC ANHYDRASE4 Interactor.

Wang C, Hu H, Qin X, Zeise B, Xu D, Rappel WJ, Boron WF, Schroeder JI.

Plant Cell. 2016 Feb;28(2):568-82. doi: 10.1105/tpc.15.00637. Epub 2016 Jan 13.


CO2 Sensing and CO2 Regulation of Stomatal Conductance: Advances and Open Questions.

Engineer CB, Hashimoto-Sugimoto M, Negi J, Israelsson-Nordström M, Azoulay-Shemer T, Rappel WJ, Iba K, Schroeder JI.

Trends Plant Sci. 2016 Jan;21(1):16-30. doi: 10.1016/j.tplants.2015.08.014. Epub 2015 Oct 5. Review.


Phase synchrony reveals organization in human atrial fibrillation.

Vidmar D, Narayan SM, Rappel WJ.

Am J Physiol Heart Circ Physiol. 2015 Dec 15;309(12):H2118-26. doi: 10.1152/ajpheart.00407.2015. Epub 2015 Oct 16.


Mechanisms for the Termination of Atrial Fibrillation by Localized Ablation: Computational and Clinical Studies.

Rappel WJ, Zaman JA, Narayan SM.

Circ Arrhythm Electrophysiol. 2015 Dec;8(6):1325-33. doi: 10.1161/CIRCEP.115.002956. Epub 2015 Sep 10.


Distinct Cellular Locations of Carbonic Anhydrases Mediate Carbon Dioxide Control of Stomatal Movements.

Hu H, Rappel WJ, Occhipinti R, Ries A, Böhmer M, You L, Xiao C, Engineer CB, Boron WF, Schroeder JI.

Plant Physiol. 2015 Oct;169(2):1168-78. doi: 10.1104/pp.15.00646. Epub 2015 Aug 4.


Modifying Ventricular Fibrillation by Targeted Rotor Substrate Ablation: Proof-of-Concept from Experimental Studies to Clinical VF.

Krummen DE, Hayase J, Vampola SP, Ho G, Schricker AA, Lalani GG, Baykaner T, Coe TM, Clopton P, Rappel WJ, Omens JH, Narayan SM.

J Cardiovasc Electrophysiol. 2015 Oct;26(10):1117-26. doi: 10.1111/jce.12753. Epub 2015 Sep 6.


Structural contributions to fibrillatory rotors in a patient-derived computational model of the atria.

Gonzales MJ, Vincent KP, Rappel WJ, Narayan SM, McCulloch AD.

Europace. 2014 Nov;16 Suppl 4:iv3-iv10. doi: 10.1093/europace/euu251.


How input noise limits biochemical sensing in ultrasensitive systems.

Hu B, Rappel WJ, Levine H.

Phys Rev E Stat Nonlin Soft Matter Phys. 2014 Sep;90(3):032702. Epub 2014 Sep 5.


Polarity mechanisms such as contact inhibition of locomotion regulate persistent rotational motion of mammalian cells on micropatterns.

Camley BA, Zhang Y, Zhao Y, Li B, Ben-Jacob E, Levine H, Rappel WJ.

Proc Natl Acad Sci U S A. 2014 Oct 14;111(41):14770-5. doi: 10.1073/pnas.1414498111. Epub 2014 Sep 25.


Cellular memory in eukaryotic chemotaxis.

Skoge M, Yue H, Erickstad M, Bae A, Levine H, Groisman A, Loomis WF, Rappel WJ.

Proc Natl Acad Sci U S A. 2014 Oct 7;111(40):14448-53. doi: 10.1073/pnas.1412197111. Epub 2014 Sep 23.


Cell substratum adhesion during early development of Dictyostelium discoideum.

Tarantola M, Bae A, Fuller D, Bodenschatz E, Rappel WJ, Loomis WF.

PLoS One. 2014 Sep 23;9(9):e106574. doi: 10.1371/journal.pone.0106574. eCollection 2014.


Human atrial fibrillation initiates via organized rather than disorganized mechanisms.

Schricker AA, Lalani GG, Krummen DE, Rappel WJ, Narayan SM.

Circ Arrhythm Electrophysiol. 2014 Oct;7(5):816-24. doi: 10.1161/CIRCEP.113.001289. Epub 2014 Sep 12.


Intercellular stress reconstitution from traction force data.

Zimmermann J, Hayes RL, Basan M, Onuchic JN, Rappel WJ, Levine H.

Biophys J. 2014 Aug 5;107(3):548-554. doi: 10.1016/j.bpj.2014.06.036.


Modeling self-organized spatio-temporal patterns of PIP₃ and PTEN during spontaneous cell polarization.

Knoch F, Tarantola M, Bodenschatz E, Rappel WJ.

Phys Biol. 2014 Aug;11(4):046002. doi: 10.1088/1478-3975/11/4/046002. Epub 2014 Jul 15.


Velocity alignment leads to high persistence in confined cells.

Camley BA, Rappel WJ.

Phys Rev E Stat Nonlin Soft Matter Phys. 2014 Jun;89(6):062705. Epub 2014 Jun 10.


Rotor stability separates sustained ventricular fibrillation from self-terminating episodes in humans.

Krummen DE, Hayase J, Morris DJ, Ho J, Smetak MR, Clopton P, Rappel WJ, Narayan SM.

J Am Coll Cardiol. 2014 Jun 24;63(24):2712-21. doi: 10.1016/j.jacc.2014.03.037. Epub 2014 Apr 30.


The physics of eukaryotic chemotaxis.

Levine H, Rappel WJ.

Phys Today. 2013 Feb 1;66(2). doi: 10.1063/PT.3.1884. No abstract available.


Periodic migration in a physical model of cells on micropatterns.

Camley BA, Zhao Y, Li B, Levine H, Rappel WJ.

Phys Rev Lett. 2013 Oct 11;111(15):158102. Epub 2013 Oct 10.


Theoretical considerations for mapping activation in human cardiac fibrillation.

Rappel WJ, Narayan SM.

Chaos. 2013 Jun;23(2):023113. doi: 10.1063/1.4807098.


A three-dimensional finite element model of human atrial anatomy: new methods for cubic Hermite meshes with extraordinary vertices.

Gonzales MJ, Sturgeon G, Krishnamurthy A, Hake J, Jonas R, Stark P, Rappel WJ, Narayan SM, Zhang Y, Segars WP, McCulloch AD.

Med Image Anal. 2013 Jul;17(5):525-37. doi: 10.1016/ Epub 2013 Mar 21.

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