Murine electrophysiological models of cardiac arrhythmogenesis

CLH Huang - Physiological reviews, 2017 - journals.physiology.org
Cardiac arrhythmias can follow disruption of the normal cellular electrophysiological
processes underlying excitable activity and their tissue propagation as coherent wavefronts …

[HTML][HTML] Electrophysiological mechanisms of long and short QT syndromes

G Tse, YWF Chan, W Keung, BP Yan - IJC Heart & Vasculature, 2017 - Elsevier
The QT interval on the human electrocardiogram is normally in the order of 450 ms, and
reflects the summated durations of action potential (AP) depolarization and repolarization of …

NaV1.6 dysregulation within myocardial T-tubules by D96V calmodulin enhances proarrhythmic sodium and calcium mishandling

M Tarasov, HL Struckman, Y Olgar… - The Journal of …, 2023 - Am Soc Clin Investig
Calmodulin (CaM) plays critical roles in cardiomyocytes, regulating Na+ (NaV) and L-type
Ca2+ channels (LTCCs). LTCC dysregulation by mutant CaMs has been implicated in action …

The pathophysiology of cardiac dysfunction in epilepsy

K Ravindran, KL Powell, M Todaro, TJ O'Brien - Epilepsy research, 2016 - Elsevier
Alterations in cardiac electrophysiology are an established consequence of long-standing
drug resistant epilepsy. Patients with chronic epilepsy display abnormalities in both …

Acquired cardiac channelopathies in epilepsy: Evidence, mechanisms, and clinical significance

MCH Li, TJ O'Brien, M Todaro, KL Powell - Epilepsia, 2019 - Wiley Online Library
There is growing evidence that cardiac dysfunction in patients with chronic epilepsy could
play a pathogenic role in sudden unexpected death in epilepsy (SUDEP). Recent animal …

[HTML][HTML] Conduction abnormalities and ventricular arrhythmogenesis: The roles of sodium channels and gap junctions

G Tse, JM Yeo - IJC Heart & Vasculature, 2015 - Elsevier
Ventricular arrhythmias arise from disruptions in the normal orderly sequence of electrical
activation and recovery of the heart. They can be categorized into disorders affecting …

[HTML][HTML] Zebrafish as screening model for detecting toxicity and drugs efficacy

MV Caballero, M Candiracci - Journal of Unexplored Medical Data, 2018 - oaepublish.com
Embryonic and larval Danio rerio (zebrafish) is increasingly used as a toxicological model to
conduct rapid in vivo tests and developmental toxicity assays; the zebrafish features high …

Dead in the night: sleep-wake and time-of-day influences on sudden unexpected death in epilepsy

BS Purnell, RD Thijs, GF Buchanan - Frontiers in neurology, 2018 - frontiersin.org
Sudden unexpected death in epilepsy (SUDEP) is the leading cause of epilepsy-related
death in patients with refractory epilepsy. Convergent lines of evidence suggest that SUDEP …

Cardiac arrhythmia in a mouse model of sodium channel SCN8A epileptic encephalopathy

CR Frasier, JL Wagnon, YO Bao… - Proceedings of the …, 2016 - National Acad Sciences
Patients with early infantile epileptic encephalopathy (EIEE) are at increased risk for sudden
unexpected death in epilepsy (SUDEP). De novo mutations of the sodium channel gene …

Risk of cardiac morbidities and sudden death in patients with epilepsy and no history of cardiac disease: a population-based nationwide study

CY Cheng, CY Hsu, TC Wang, CY Liu, YH Yang… - Mayo Clinic …, 2021 - Elsevier
Objective To investigate the impact of epilepsy on secondary cardiac morbidities and
sudden death in patients with epilepsy. Patients and Methods The present cohort study …