Results 31 to 40 of about 93,536 (43)

Multiple mechanisms of spiral wave breakup in a model of cardiac electrical activity

open access: yes, 2002
It has become widely accepted that the most dangerous cardiac arrhythmias are due to re- entrant waves, i.e., electrical wave(s) that re-circulate repeatedly throughout the tissue at a higher frequency than the waves produced by the heart's natural ...
Cherry, Elizabeth M   +3 more
core   +1 more source

The effects of repetitive electric cardiac stimulation in dogs with normal hearts, complete heart block and experimental cardiac arrest [PDF]

open access: yes, 1955
Direct cardiac stimulation was conducted in the open chest. In normal animals, auricular stimulation at frequencies faster than the spontaneous rate caused little change in vascular pressures or cardiac output.
GAERTNER, RA, STARZL, TE, WEBB, RC
core   +1 more source

Complex patterns of spontaneous initiations and terminations of reentrant circulation in a loop of cardiac tissue

open access: yes, 2008
A two-component model is developed that consists of a discrete loop of cardiac cells that circulates action potentials together with a cardiac pacing mechanism.
Anastasiou-Nana   +71 more
core   +1 more source

Congenital and childhood atrioventricular blocks: pathophysiology and contemporary management [PDF]

open access: yes, 2016
Atrioventricular block is classified as congeni- tal if diagnosed in utero, at birth, or within the first month of life. The pathophysiological process is believed to be due to immune-mediated injury of the conduction system, which occurs as a result
A Ambrosi   +110 more
core   +3 more sources

Atrial fibrillation and electrophysiology in transgenic mice with cardiac-restricted overexpression of FKBP12 [PDF]

open access: yes, 2019
Cardiomyocyte-restricted overexpression of FK506-binding protein 12 transgenic (αMyHC-FKBP12) mice develop spontaneous atrial fibrillation (AF). The aim of the present study is to explore the mechanisms underlying the occurrence of AF in αMyHC-FKBP12 ...
Ai, Tomohiko   +14 more
core   +1 more source

Loss of muscleblind-like 1 results in cardiac pathology and persistence of embryonic splice isoforms. [PDF]

open access: yes, 2015
Cardiac dysfunction is a prominent cause of mortality in myotonic dystrophy I (DM1), a disease where expanded CUG repeats bind and disable the muscleblind-like family of splice regulators.
Choi, Jongkyu   +8 more
core  

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

Cardiac Tissue Mapping Electrode Array to Determine Pro-Arrhythmic Tissue Substrates [PDF]

open access: yes, 2016
Myocardial infarction (MI), commonly known as a heart attack, is the irreparable necrosis of the cardiac tissue due to sustained ischemia. MI may lead to heart failure.
Shannon, Thomas Mark
core   +1 more source

A comparative study fourth order runge kutta-tvd Scheme and fluent software case of inlet flow problems [PDF]

open access: yes, 2011
Inlet as part of aircraft engine plays important role in controlling the rate of airflow entering to the engine. The shape of inlet has to be designed in such away to make the rate of airflow does not change too much with angle of attack and also not ...
Altaher Mohamed, Mohamed Abdalwahab
core  

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