Autonomic modulation of ventricular electrical activity: recent developments and clinical implications

VYH van Weperen, MA Vos, OA Ajijola - Clinical Autonomic Research, 2021 - Springer
Purpose This review aimed to provide a complete overview of the current stance and recent
developments in antiarrhythmic neuromodulatory interventions, focusing on lifethreatening …

[HTML][HTML] Site-directed deuteration of dronedarone preserves cytochrome P4502J2 activity and mitigates its cardiac adverse effects in canine arrhythmic hearts

AV Karkhanis, G Venkatesan, R Kambayashi… - … Pharmaceutica Sinica B, 2022 - Elsevier
Abstract Cytochrome P4502J2 (CYP2J2) metabolizes arachidonic acid (AA) to
cardioprotective epoxyeicosatrienoic acids (EETs). Dronedarone, an antiarrhythmic drug …

The Genetics of Canine Pulmonary Valve Stenosis

S Kovacs, BA Scansen… - Veterinary Clinics: Small …, 2023 - vetsmall.theclinics.com
The genetics of PS is expanding rapidly with genes in the RAS/MAPK pathway and
transcription factors most associated with PS in humans. Brachycephalic breeds have a …

Dynamical behavior analysis of the heart system by the bifurcation structures

RF Fonkou, R Kengne, HCF Kamgang, PK Talla - Heliyon, 2023 - cell.com
The functioning of the heart rhythm can exhibit a wide variety of dynamic behaviours under
certain conditions. In the case of rhythm disorders or cardiac arrhythmias, the natural rhythm …

Optogenetic manipulation of cardiac repolarization gradients using sub-threshold illumination

GA Marchal, V Biasci, LM Loew, A Biggeri… - Frontiers in …, 2023 - frontiersin.org
Introduction: Mechanisms underlying cardiac arrhythmias are typically driven by
abnormalities in cardiac conduction and/or heterogeneities in repolarization time (RT) …

Functional Cardiovascular Characterization of the Common Marmoset (Callithrix jacchus)

L Klösener, S Samolovac, I Barnekow, J König… - Biology, 2023 - mdpi.com
Simple Summary Animal models reflecting the human situation as accurately as possible
are still essential to develop new therapies for diseases such as heart failure. The common …

High-rate pacing suppresses Torsade de Pointes arrhythmias and reduces spatial dispersion of repolarization in the chronic AV-block dog model

V Loen, VYH Van Weperen, HDM Beekman… - Frontiers in …, 2023 - frontiersin.org
Background: An electrical storm of Torsade de Pointes arrhythmias (TdP) can be
reproducibly induced in the anesthetized chronic AV-block (CAVB) dog by infusion of the IKr …

[HTML][HTML] Characterization of remodeling processes in the atria of atrioventricular block dogs: utility as an early-stage atrial fibrillation model

R Kambayashi, A Goto, A Takahara, H Saito… - Journal of …, 2024 - Elsevier
To characterize utility of atrioventricular block (AVB) dogs as atrial fibrillation (AF) model, we
studied remodeling processes occurring in their atria in acute (< 2 weeks) and chronic (> 4 …

[HTML][HTML] Remodeling in the AV block dog is essential for tolerating moderate treadmill activity

JJA van Bavel, HDM Beekman, A Schot… - IJC Heart & …, 2023 - Elsevier
Background A preclinical model standardized at different remodeling stages after AV block
induction in awake state is suitable for the evaluation of improved cardiac devices. We …

Automatic measurement of short-term variability of repolarization to indicate ventricular arrhythmias in a porcine model of cardiac ischaemia

V Loen, A Smoczynska, A Aranda Hernandez… - Europace, 2023 - academic.oup.com
Aims An automated method for determination of short-term variability (STV) of repolarization
on intracardiac electrograms (STV-ARIauto) has previously been developed for arrhythmic …