Results 21 to 30 of about 46,897 (193)

The QT Intervals in Infancy and Time for Infantile ECG Screening for Long QT Syndrome [PDF]

open access: yes, 2011
Background: Electrocardiographic and molecular studies have clarified an association between sudden infant death syndrome (SIDS) and long QT syndrome (LQTS), and few data are available for the QT interval in infancy from birth to 1 year of age ...
Yoshinaga, Masao   +13 more
core   +2 more sources

Long QT interval in Turner syndrome--a high prevalence of LQTS gene mutations. [PDF]

open access: yesPLoS ONE, 2013
QT-interval prolongation of unknown aetiology is common in Turner syndrome. This study set out to explore the presence of known long QT mutations in Turner syndrome and to examine the corrected QT-interval (QTc) over time and relate the findings to the ...
Christian Trolle   +6 more
doaj   +1 more source

Reprogramming of a human induced pluripotent stem cell line (ZZUSAHi004-A) from a long QT syndrome patient with a heterozygous AKAP9 (c. 4021C > A) mutant

open access: yesStem Cell Research, 2022
Long QT syndrome is one of the most common hereditary arrhythmias in clinic. Mutations in AKAP9 gene can lead to long QT syndrome type 11 (LQT11). In this study, a human induced pluripotent stem cell line ZZUSAHi004-A from a 3-year-old male patient with ...
Tongbin Ding   +3 more
doaj   +1 more source

GENETIC ASPECTS OF CONGENITAL LONG QT SYNDROME

open access: yesРациональная фармакотерапия в кардиологии, 2015
The main symptoms and clinical types of long QT syndrome are described. Molecular genetic diagnostics and updated approaches to the management of patients with long QT syndrome arepresented.
A. A. Chernova   +2 more
doaj   +3 more sources

Measurement and interpretation of electrocardiographic QT intervals in murine hearts. [PDF]

open access: yes, 2014
Alterations in ECG QT intervals correlate with the risk of potentially fatal arrhythmias, for which transgenic murine hearts are becoming increasingly useful experimental models. However, QT intervals are poorly defined in murine ECGs.
Fraser, James A   +4 more
core   +2 more sources

Sudden cardiac death in young athletes: Literature review of molecular basis [PDF]

open access: yes, 2020
Intense athletic training and competition can rarely result in sudden cardiac death (SCD). Despite the introduction of pre-participation cardiovascular screening, especially among young competitive athletes, sport-related SCD remains a debated issue ...
Barbara Lombardo   +5 more
core   +1 more source

Site-Directed Mutagenesis and Site-Specific Binding Analysis of Calmodulin (CaM) [PDF]

open access: yes, 2017
Calcium signaling is a major regulatory system in cells and a crucial part of cell biology. An important element in the decoding of intracellular calcium concentration into downstream processes is the ubiquitous and highly conserved calcium binding ...
Dokic, Yelena
core   +1 more source

LONG QT SYNDROME. PART 2

open access: yesŽurnal Grodnenskogo Gosudarstvennogo Medicinskogo Universiteta, 2018
Long QT syndrome (LQTS) is a potentially life-threatening canalopathy, accompanied by prolonged QT interval on a 12-channel ECG, syncopal conditions and a high risk for sudden cardiac death due to the development of torsade de pointes (TdP ...
Kalatsei L. V., Snezhitskiy V. A.
doaj   +1 more source

Sex differences in long QT syndrome

open access: yesFrontiers in Cardiovascular Medicine, 2023
Long QT Syndrome (LQTS) is a rare, inherited channelopathy characterized by cardiac repolarization dysfunction, leading to a prolonged rate-corrected QT interval in patients who are at risk for malignant ventricular tachyarrhythmias, syncope, and even ...
Nuria Díez-Escuté   +18 more
doaj   +1 more source

Shortening of the Short Refractory Periods in Short QT Syndrome. [PDF]

open access: yes, 2017
BACKGROUND: Diagnosis of short QT syndrome (SQTS) remains difficult in case of borderline QT values as often found in normal populations. Whether some shortening of refractory periods (RP) may help in differentiating SQTS from normal subjects is unknown.
Cardin, C   +10 more
core   +3 more sources

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