Steven Poelzing

Bioengineering, University of Utah

Affiliated withUniversity of Utah Virginia Tech

Research Area

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JoVE Journal Publications

ArticleTotal : 2	Year
Publication title Cited by 1	2011
Publication title Cited by 12	2018

Other Publications

Article	Year
Heterogeneous connexin43 expression produces electrophysiological heterogeneities across ventricular wall. American journal of physiology. Heart and circulatory physiology\| PubMed ID: 14704225	2004
Altered connexin43 expression produces arrhythmia substrate in heart failure. American journal of physiology. Heart and circulatory physiology\| PubMed ID: 15205174	2004
Nature, significance, and mechanisms of electrical heterogeneities in ventricle. The anatomical record. Part A, Discoveries in molecular, cellular, and evolutionary biology\| PubMed ID: 15368342	2004
Transmural conduction is not a two-way street. Journal of cardiovascular electrophysiology\| PubMed ID: 15828895	2005
Optical measurements reveal nature of intercellular coupling across ventricular wall. American journal of physiology. Heart and circulatory physiology\| PubMed ID: 15863452	2005
IKs blockade reduces dispersion of repolarization in heart failure. Heart rhythm : the official journal of the Heart Rhythm Society\| PubMed ID: 15992730	2005
Cellular mechanisms of Torsade de Pointes. Novartis Foundation symposium\| PubMed ID: 16050270	2005
SCN5A polymorphism restores trafficking of a Brugada syndrome mutation on a separate gene. Circulation\| PubMed ID: 16864729	2006
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\| PubMed ID: 17307991	2007
Mechanisms underlying increased right ventricular conduction sensitivity to flecainide challenge. Cardiovascular research\| PubMed ID: 18056761	2008
Novel x-ray attenuation mechanism: role of interatomic distance. Medical physics\| PubMed ID: 18975684	2008
Are electrophysiologically distinct M-cells a characteristic of the wedge preparation? Heart rhythm : the official journal of the Heart Rhythm Society\| PubMed ID: 19497787	2009
The modulated dispersion hypothesis confirmed in humans. Circulation. Arrhythmia and electrophysiology\| PubMed ID: 19808452	2009
Status epilepticus induces cardiac myofilament damage and increased susceptibility to arrhythmias in rats. American journal of physiology. Heart and circulatory physiology\| PubMed ID: 19820194	2009
Gap junction heterogeneity as mechanism for electrophysiologically distinct properties across the ventricular wall. American journal of physiology. Heart and circulatory physiology\| PubMed ID: 20035026	2010
Pharmacological activation of IKr impairs conduction in guinea pig hearts. Journal of cardiovascular electrophysiology\| PubMed ID: 20163495	2010
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\| PubMed ID: 20380896	2010
NCX is an important determinant for premature ventricular activity in a drug-induced model of Andersen-Tawil syndrome. Cardiovascular research\| PubMed ID: 21697145	2011
A novel strategy using cardiac sodium channel polymorphic fragments to rescue trafficking-deficient SCN5A mutations. Circulation. Cardiovascular genetics\| PubMed ID: 21840964	2011
Interstitial volume modulates the conduction velocity-gap junction relationship. American journal of physiology. Heart and circulatory physiology\| PubMed ID: 22021331	2012
The perinexus: sign-post on the path to a new model of cardiac conduction? Trends in cardiovascular medicine\| PubMed ID: 23490883	2013
Combined inhibition of Na⁺ and Ca²⁺ channels: a novel paradigm for the treatment of incessant ventricular arrhythmias in Andersen-Tawil syndrome. Heart rhythm\| PubMed ID: 24211314	2014
Mechanisms of cardiac conduction: a history of revisions. American journal of physiology. Heart and circulatory physiology\| PubMed ID: 24414064	2014
Old cogs, new tricks: a scaffolding role for connexin43 and a junctional role for sodium channels? FEBS letters\| PubMed ID: 24486012	2014
Intercellular electrical communication in the heart: a new, active role for the intercalated disk. Cell communication & adhesion\| PubMed ID: 24735129	2014
Novel ligands for zipping and unzipping the intercalated disk: today's experimental tools, tomorrow's therapies? Cardiovascular research\| PubMed ID: 25280893	2014
Sex differences in β-adrenergic responsiveness of action potentials and intracellular calcium handling in isolated rabbit hearts. PloS one\| PubMed ID: 25340795	2014
Moving beyond the reductionist approach-Time to put the pieces back together in a broken (infarcted) heart. Heart rhythm\| PubMed ID: 25446156	2015
Neuronal Na+ channel blockade suppresses arrhythmogenic diastolic Ca2+ release. Cardiovascular research\| PubMed ID: 25538156	2015
Sodium channels in the Cx43 gap junction perinexus may constitute a cardiac ephapse: an experimental and modeling study. Pflugers Archiv : European journal of physiology\| PubMed ID: 25578859	2015
Distinguishing between overdrive excited and suppressed ventricular beats in guinea pig ventricular myocardium. Frontiers in physiology\| PubMed ID: 25741282	2015
Extracellular sodium and potassium levels modulate cardiac conduction in mice heterozygous null for the Connexin43 gene. Pflugers Archiv : European journal of physiology\| PubMed ID: 25771952	2015
Visualizing virus particle mobility in liquid at the nanoscale. Chemical communications (Cambridge, England)\| PubMed ID: 26355472	2015
Orientation dependence of microcirculation-induced diffusion signal in anisotropic tissues. Magnetic resonance in medicine\| PubMed ID: 26511215	2016
Temporal response of ectopic activity in guinea pig ventricular myocardium in response to isoproterenol and acetylcholine. Frontiers in physiology\| PubMed ID: 26539122	2015
Cardiac conduction in isolated hearts of genetically modified mice--Connexin43 and salts. Progress in biophysics and molecular biology\| PubMed ID: 26627143	2016
Heart Rate and Extracellular Sodium and Potassium Modulation of Gap Junction Mediated Conduction in Guinea Pigs. Frontiers in physiology\| PubMed ID: 26869934	2016
Extracellular sodium dependence of the conduction velocity-calcium relationship: evidence of ephaptic self-attenuation. American journal of physiology. Heart and circulatory physiology\| PubMed ID: 26945081	2016
Potassium channels in the Cx43 gap junction perinexus modulate ephaptic coupling: an experimental and modeling study. Pflugers Archiv : European journal of physiology\| PubMed ID: 27510622	2016
Electrophysiologic effects of the IK1 inhibitor PA-6 are modulated by extracellular potassium in isolated guinea pig hearts. Physiological reports\| PubMed ID: 28087819	2017
Revealing the Concealed Nature of Long-QT Type 3 Syndrome. Circulation. Arrhythmia and electrophysiology\| PubMed ID: 28213505	2017
TNFα Modulates Cardiac Conduction by Altering Electrical Coupling between Myocytes. Frontiers in physiology\| PubMed ID: 28588504	2017
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\| PubMed ID: 28939646	2017
Whole-exome sequencing reveals microsatellite DNA markers for response to dofetilide initiation in patients with persistent atrial fibrillation: A pilot study. Clinical cardiology\| PubMed ID: 29671888	2018
Intercalated Disk Extracellular Nanodomain Expansion in Patients With Atrial Fibrillation. Frontiers in physiology\| PubMed ID: 29780324	2018
The adhesion function of the sodium channel beta subunit (β1) contributes to cardiac action potential propagation. eLife\| PubMed ID: 30106376	2018
The role of the gap junction perinexus in cardiac conduction: Potential as a novel anti-arrhythmic drug target. Progress in biophysics and molecular biology\| PubMed ID: 30241906	2018