Results 181 to 190 of about 295,841 (379)

The Chemistry and Biology of the Tetrodotoxin Natural Product Family

open access: yesAngewandte Chemie International Edition, EarlyView.
Tetrodotoxin is best known as the poison of the pufferfish, which is a delicacy in Japanese cuisine. Its toxicity arises from the selective blockage of NaV channels, which is depicted for the NaV1.7 pore, highlighting the DEKA motif, which permeates sodium ions.
Benedikt Nißl   +6 more
wiley   +1 more source

Introduction to cardiac electrophysiology and assessment of sinus node and atrio-ventricular conduction

open access: yesIbom Medical Journal
Background: Interest in cardiac electrophysiology is increasing in sub-Saharan Africa, but the interpretation of results is poorly understood. Cardiac electrophysiology is the study of electrical activity of the heart by virtue of catheters that are ...
Uwanuruochi K, Ruchit S, Kokane HT
doaj   +1 more source

Influence of Atrioventricular Nodal Reentrant Tachycardia Ablation on Right to Left Inter-atrial Conduction [PDF]

open access: yes, 2005
Background: Radiofrequency (RF) catheter ablation is the procedure of choice for the potential cure of atrioventricular nodal reentrant tachycardia (AVNRT) with high success rates.
Akyol, Ahmet   +3 more
core   +2 more sources

The difficult discussion on the deactivation of implantable cardioverter devices at the end of life: a systematic review

open access: yesESC Heart Failure, Volume 12, Issue 2, Page 733-760, April 2025.
Abstract Implantable cardioverter defibrillators (ICDs) reliably prevent death due to life‐threatening arrhythmias; this may become less relevant in people with more severe heart failure who are reaching the end of life (EOL). This review aimed to explore the ICD deactivation process and identify ethical issues, especially around the initiation of ...
Siobhan C. Murray   +2 more
wiley   +1 more source

Occlusion of a congenital right coronary–to–vena cava superior fistula induces temporary junctional bradycardia and atrial fibrillation

open access: yesHeartRhythm Case Reports, 2016
Edward E.E. Gabeler, MD, PhD   +5 more
doaj   +1 more source

Diastolic mitral regurgitation after dual chamber pacemaker

open access: yesIndian Pacing and Electrophysiology Journal
First-degree Atrioventricular (AV) block can lead to symptoms of heart failure, due to AV dyssynchrony. We report a case of 40-year-old male with symptomatic 2:1 AV block with intermittent first-degree AV block who was implanted with dual chamber ...
Harshal Pamecha   +3 more
doaj  

Fetal Tachyarrhythmia - Part II: Treatment [PDF]

open access: yes, 2004
The decision to initiate pharmacological intervention in case of fetal tachycardia depends on several factors and must be weighed against possible maternal and/or fetal adverse effects inherent to the use of antiarrhythmics. First, the seriousness of the
Meijboom, Erik J   +2 more
core   +2 more sources

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