Results 61 to 70 of about 18,132 (269)

The Link Between Sex Hormones and Susceptibility to Cardiac Arrhythmias: From Molecular Basis to Clinical Implications

open access: yesFrontiers in Cardiovascular Medicine, 2021
It is well-known that gender is an independent risk factor for some types of cardiac arrhythmias. For example, males have a greater prevalence of atrial fibrillation and the Brugada Syndrome.
Sarah Costa   +7 more
doaj   +1 more source

Chloride channelopathies

open access: yesBiochimica et Biophysica Acta (BBA) - Molecular Basis of Disease, 2009
Channelopathies, defined as diseases that are caused by mutations in genes encoding ion channels, are associated with a wide variety of symptoms. Impaired chloride transport can cause diseases as diverse as cystic fibrosis, myotonia, epilepsy, hyperekplexia, lysosomal storage disease, deafness, renal salt loss, kidney stones and osteopetrosis.
Planells-Cases, Rosa, Jentsch, Thomas J.
openaire   +3 more sources

Near‐Infrared Triggered Anion Transport Induces Cancer Cell Death

open access: yesAngewandte Chemie, EarlyView.
Photo‐responsive transmembrane anion transporters that are activated with NIR light are reported. Experiments in cancer cells revealed that NIR activation of the ionophore triggered near‐IR light‐dependent chloride influx and triggered cell death. Abstract Artificial transmembrane anion carriers have shown potential in biological research and medicine,
Manzoor Ahmad   +3 more
wiley   +2 more sources

Flipping syncope: The case of an adolescent athlete with syncopal episodes ultimately diagnosed with catecholaminergic polymorphic ventricular tachycardia

open access: yesClinical Case Reports, 2020
Catecholaminergic polymorphic ventricular tachycardia (CPVT) is a channelopathy which can lead to fatal ventricular arrhythmias. The diagnosis can be challenging due to a wide variety of clinical presentations.
Collin C. Kramer   +3 more
doaj   +1 more source

Roles for Countercharge in the Voltage Sensor Domain of Ion Channels

open access: yesFrontiers in Pharmacology, 2020
Voltage-gated ion channels share a common structure typified by peripheral, voltage sensor domains. Their S4 segments respond to alteration in membrane potential with translocation coupled to ion permeation through a central pore domain.
James R. Groome   +2 more
doaj   +1 more source

Implantable cardioverter defibrillator therapy in pediatric and congenital heart disease patients: a single tertiary center experience in Korea [PDF]

open access: yes, 2013
PurposeThe use of implantable cardioverter defibrillators (ICDs) to prevent sudden cardiac death is increasing in children and adolescents. This study investigated the use of ICDs in children with congenital heart disease.MethodsThis retrospective study ...
Berul   +30 more
core   +1 more source

Small fiber neuropathy

open access: yesАнналы клинической и экспериментальной неврологии, 2017
Despite the fact that small fiber neuropathy (SFN) has already been studied for 30 years, it remains one of the most mysterious diseases that are extremely difficult to diagnose and cure.
Natalya A. Suponeva   +6 more
doaj   +1 more source

INWARD RECTIFIERS AND THEIR REGULATION BY ENDOGENOUS POLYAMINES

open access: yesFrontiers in Physiology, 2014
Inwardly-rectifying potassium (Kir) channels contribute to maintenance of the resting membrane potential and regulation of electrical excitation in many cell types.
Victoria A Baronas   +1 more
doaj   +1 more source

Fever Unmasked Brugada Syndrome in Pediatric Patient: A Case Report [PDF]

open access: yes, 2020
Introduction: Brugada syndrome is an arrhythmogenic disorder that is a known cause of sudden cardiac death. It is characterized by a pattern of ST segment elevation in the precordial leads on an electrocardiogram (EKG) due to a sodium channelopathy.Case ...
Brill, April   +2 more
core  

HERG1 channelopathies [PDF]

open access: yesPflügers Archiv - European Journal of Physiology, 2009
Human ether a go-go-related gene type 1 (hERG1) K+ channels conduct the rapid delayed rectifier K+ current and mediate action potential repolarization in the heart. Mutations in KCNH2 (the gene that encodes hERG1) causes LQT2, one of the most common forms of long QT syndrome, a disorder of cardiac repolarization that predisposes affected subjects to ...
openaire   +2 more sources

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