Steven Poelzing

Publications

• The Role of the Gap Junction Perinexus in Cardiac Conduction: Potential As a Novel Anti-arrhythmic Drug Target
  Progress in Biophysics and Molecular Biology. Sep, 2018   |   Pubmed ID: 30241906
• The Adhesion Function of the Sodium Channel Beta Subunit (β1) Contributes to Cardiac Action Potential Propagation
  ELife. Aug, 2018   |   Pubmed ID: 30106376
• Intercalated Disk Extracellular Nanodomain Expansion in Patients With Atrial Fibrillation
  Frontiers in Physiology. Month, 2018   |   Pubmed ID: 29780324
• Whole-exome Sequencing Reveals Microsatellite DNA Markers for Response to Dofetilide Initiation in Patients with Persistent Atrial Fibrillation: A Pilot Study
  Clinical Cardiology. Jun, 2018   |   Pubmed ID: 29671888
• Design and Validation of a Tissue Bath 3-D Printed with PLA for Optically Mapping Suspended Whole Heart Preparations
  American Journal of Physiology. Heart and Circulatory Physiology. Dec, 2017   |   Pubmed ID: 28939646
• TNFα Modulates Cardiac Conduction by Altering Electrical Coupling Between Myocytes
  Frontiers in Physiology. Month, 2017   |   Pubmed ID: 28588504
• Revealing the Concealed Nature of Long-QT Type 3 Syndrome
  Circulation. Arrhythmia and Electrophysiology. Feb, 2017   |   Pubmed ID: 28213505
• Electrophysiologic Effects of the IK1 Inhibitor PA-6 Are Modulated by Extracellular Potassium in Isolated Guinea Pig Hearts
  Physiological Reports. Jan, 2017   |   Pubmed ID: 28087819
• Potassium Channels in the Cx43 Gap Junction Perinexus Modulate Ephaptic Coupling: an Experimental and Modeling Study
  Pflugers Archiv : European Journal of Physiology. 10, 2016   |   Pubmed ID: 27510622
• Extracellular Sodium Dependence of the Conduction Velocity-calcium Relationship: Evidence of Ephaptic Self-attenuation
  American Journal of Physiology. Heart and Circulatory Physiology. 05, 2016   |   Pubmed ID: 26945081
• Heart Rate and Extracellular Sodium and Potassium Modulation of Gap Junction Mediated Conduction in Guinea Pigs
  Frontiers in Physiology. Month, 2016   |   Pubmed ID: 26869934
• Cardiac Conduction in Isolated Hearts of Genetically Modified Mice--Connexin43 and Salts
  Progress in Biophysics and Molecular Biology. Jan, 2016   |   Pubmed ID: 26627143
• Orientation Dependence of Microcirculation-induced Diffusion Signal in Anisotropic Tissues
  Magnetic Resonance in Medicine. 10, 2016   |   Pubmed ID: 26511215
• Temporal Response of Ectopic Activity in Guinea Pig Ventricular Myocardium in Response to Isoproterenol and Acetylcholine
  Frontiers in Physiology. Month, 2015   |   Pubmed ID: 26539122
• Visualizing Virus Particle Mobility in Liquid at the Nanoscale
  Chemical Communications (Cambridge, England). Nov, 2015   |   Pubmed ID: 26355472
• Extracellular Sodium and Potassium Levels Modulate Cardiac Conduction in Mice Heterozygous Null for the Connexin43 Gene
  Pflugers Archiv : European Journal of Physiology. Nov, 2015   |   Pubmed ID: 25771952
• Distinguishing Between Overdrive Excited and Suppressed Ventricular Beats in Guinea Pig Ventricular Myocardium
  Frontiers in Physiology. Month, 2015   |   Pubmed ID: 25741282
• Sodium Channels in the Cx43 Gap Junction Perinexus May Constitute a Cardiac Ephapse: an Experimental and Modeling Study
  Pflugers Archiv : European Journal of Physiology. Oct, 2015   |   Pubmed ID: 25578859
• Neuronal Na+ Channel Blockade Suppresses Arrhythmogenic Diastolic Ca2+ Release
  Cardiovascular Research. Apr, 2015   |   Pubmed ID: 25538156
• Moving Beyond the Reductionist Approach-Time to Put the Pieces Back Together in a Broken (infarcted) Heart
  Heart Rhythm. Jan, 2015   |   Pubmed ID: 25446156
• Sex Differences in β-adrenergic Responsiveness of Action Potentials and Intracellular Calcium Handling in Isolated Rabbit Hearts
  PloS One. Month, 2014   |   Pubmed ID: 25340795
• Novel Ligands for Zipping and Unzipping the Intercalated Disk: Today's Experimental Tools, Tomorrow's Therapies?
  Cardiovascular Research. Nov, 2014   |   Pubmed ID: 25280893
• Intercellular Electrical Communication in the Heart: a New, Active Role for the Intercalated Disk
  Cell Communication & Adhesion. Jun, 2014   |   Pubmed ID: 24735129
• Old Cogs, New Tricks: a Scaffolding Role for Connexin43 and a Junctional Role for Sodium Channels?
  FEBS Letters. Apr, 2014   |   Pubmed ID: 24486012
• Mechanisms of Cardiac Conduction: a History of Revisions
  American Journal of Physiology. Heart and Circulatory Physiology. Mar, 2014   |   Pubmed ID: 24414064
• Combined Inhibition of Na⁺ and Ca²⁺ Channels: a Novel Paradigm for the Treatment of Incessant Ventricular Arrhythmias in Andersen-Tawil Syndrome
  Heart Rhythm. Feb, 2014   |   Pubmed ID: 24211314
• The Perinexus: Sign-post on the Path to a New Model of Cardiac Conduction?
  Trends in Cardiovascular Medicine. Aug, 2013   |   Pubmed ID: 23490883
• Interstitial Volume Modulates the Conduction Velocity-gap Junction Relationship
  American Journal of Physiology. Heart and Circulatory Physiology. Jan, 2012   |   Pubmed ID: 22021331
• A Novel Strategy Using Cardiac Sodium Channel Polymorphic Fragments to Rescue Trafficking-deficient SCN5A Mutations
  Circulation. Cardiovascular Genetics. Oct, 2011   |   Pubmed ID: 21840964
• NCX is an Important Determinant for Premature Ventricular Activity in a Drug-induced Model of Andersen-Tawil Syndrome
  Cardiovascular Research. Oct, 2011   |   Pubmed ID: 21697145
• Cytosolic Calcium Accumulation and Delayed Repolarization Associated with Ventricular Arrhythmias in a Guinea Pig Model of Andersen-Tawil Syndrome
  Heart Rhythm : the Official Journal of the Heart Rhythm Society. Oct, 2010   |   Pubmed ID: 20380896
• Pharmacological Activation of IKr Impairs Conduction in Guinea Pig Hearts
  Journal of Cardiovascular Electrophysiology. Aug, 2010   |   Pubmed ID: 20163495
• Gap Junction Heterogeneity As Mechanism for Electrophysiologically Distinct Properties Across the Ventricular Wall
  American Journal of Physiology. Heart and Circulatory Physiology. Mar, 2010   |   Pubmed ID: 20035026
• Status Epilepticus Induces Cardiac Myofilament Damage and Increased Susceptibility to Arrhythmias in Rats
  American Journal of Physiology. Heart and Circulatory Physiology. Dec, 2009   |   Pubmed ID: 19820194
• The Modulated Dispersion Hypothesis Confirmed in Humans
  Circulation. Arrhythmia and Electrophysiology. Apr, 2009   |   Pubmed ID: 19808452
• Are Electrophysiologically Distinct M-cells a Characteristic of the Wedge Preparation?
  Heart Rhythm : the Official Journal of the Heart Rhythm Society. Jul, 2009   |   Pubmed ID: 19497787
• Novel X-ray Attenuation Mechanism: Role of Interatomic Distance
  Medical Physics. Oct, 2008   |   Pubmed ID: 18975684
• Mechanisms Underlying Increased Right Ventricular Conduction Sensitivity to Flecainide Challenge
  Cardiovascular Research. Mar, 2008   |   Pubmed ID: 18056761
• Heterogeneous Ventricular Chamber Response to Hypokalemia and Inward Rectifier Potassium Channel Blockade Underlies Bifurcated T Wave in Guinea Pig
  American Journal of Physiology. Heart and Circulatory Physiology. Jun, 2007   |   Pubmed ID: 17307991
• SCN5A Polymorphism Restores Trafficking of a Brugada Syndrome Mutation on a Separate Gene
  Circulation. Aug, 2006   |   Pubmed ID: 16864729
• Cellular Mechanisms of Torsade De Pointes
  Novartis Foundation Symposium. Month, 2005   |   Pubmed ID: 16050270
• IKs Blockade Reduces Dispersion of Repolarization in Heart Failure
  Heart Rhythm : the Official Journal of the Heart Rhythm Society. Jul, 2005   |   Pubmed ID: 15992730
• Optical Measurements Reveal Nature of Intercellular Coupling Across Ventricular Wall
  American Journal of Physiology. Heart and Circulatory Physiology. Oct, 2005   |   Pubmed ID: 15863452
• Transmural Conduction is Not a Two-way Street
  Journal of Cardiovascular Electrophysiology. Apr, 2005   |   Pubmed ID: 15828895
• Nature, Significance, and Mechanisms of Electrical Heterogeneities in Ventricle
  The Anatomical Record. Part A, Discoveries in Molecular, Cellular, and Evolutionary Biology. Oct, 2004   |   Pubmed ID: 15368342
• Altered Connexin43 Expression Produces Arrhythmia Substrate in Heart Failure
  American Journal of Physiology. Heart and Circulatory Physiology. Oct, 2004   |   Pubmed ID: 15205174
• Heterogeneous Connexin43 Expression Produces Electrophysiological Heterogeneities Across Ventricular Wall
  American Journal of Physiology. Heart and Circulatory Physiology. May, 2004   |   Pubmed ID: 14704225