Results 41 to 50 of about 3,329 (204)

Anesthetic management of a patient with sodium-channel myotonia: a case report

open access: yesJA Clinical Reports, 2019
Background Sodium-channel myotonia (SCM) is a nondystrophic myotonia, characterized by pure myotonia without muscle weakness or paramyotonia. The prevalence of skeletal muscle channelopathies is approximately 1 in 100,000, and the prevalence of SCM is ...
Naohisa Matsumoto   +4 more
doaj   +1 more source

Structure of the CLC-1 chloride channel from Homo sapiens. [PDF]

open access: yes, 2018
CLC channels mediate passive Cl- conduction, while CLC transporters mediate active Cl- transport coupled to H+ transport in the opposite direction. The distinction between CLC-0/1/2 channels and CLC transporters seems undetectable by amino acid sequence.
MacKinnon, Roderick, Park, Eunyong
core   +2 more sources

Early stages of building a rare disease registry, methods and 2010 data from the Belgian Neuromuscular Disease Registry (BNMDR) [PDF]

open access: yes, 2015
The Belgian Neuromuscular Disease Registry, commissioned in 2008, aims to collect data to improve knowledge on neuromuscular diseases and enhance quality health services for neuromuscular disease patients.
BNMDR Scientific Committee, the   +7 more
core   +2 more sources

Cromakalim (BRL 34915) restores in vitro the membrane potential of depolarized human skeletal muscle fibres [PDF]

open access: yes, 1989
The purpose of the present study was to analyze the effects of cromakalim (BRL 34915), a potent drug from a new class of drugs characterized as K+ channel openers, on the electrical activity of human skeletal muscle.
Grafe, Peter   +2 more
core   +1 more source

Predominantly myalgic phenotype caused by the c.3466G > A p.A1156T mutation in SCN4A gene [PDF]

open access: yes, 2017
Objective: To characterize the clinical phenotype in patients with p.A1156T sodium channel mutation. Methods: Twenty-nine Finnish patients identified with the c.3466G>A p.A1156T mutation in the SCN4A gene were extensively examined. In a subsequent study,
Hanna, Michael G.   +5 more
core   +2 more sources

First Two Case Reports of Becker’s Type Myotonia Congenita in Colombia: Clinical and Genetic Features

open access: yesThe Application of Clinical Genetics, 2021
Jorge Andres Olave-Rodriguez,1 Francisco Javier Bonilla-Escobar,2– 4 Estephania Candelo,5,6 Lisa Ximena Rodriguez-Rojas1,7 1Universidad Icesi, Faculty of Health Sciences, Cali, Colombia; 2Somos Ciencia al Servicio de la Comunidad, Fundación SCISCO ...
Olave-Rodriguez JA   +3 more
doaj  

Genetic neurological channelopathies: molecular genetics and clinical phenotypes [PDF]

open access: yes, 2015
Evidence accumulated over recent years has shown that genetic neurological channelopathies can cause many different neurological diseases. Presentations relating to the brain, spinal cord, peripheral nerve or muscle mean that channelopathies can impact ...
Hanna, MG, Kullmann, DM, Spillane, J
core   +1 more source

Long-Term Safety and Usefulness of Mexiletine in a Large Cohort of Patients Affected by Non-dystrophic Myotonias

open access: yesFrontiers in Neurology, 2020
Objective: The aim of our study was to evaluate the long-term efficacy and safety of mexiletine in 112 patients affected by genetically confirmed non-dystrophic myotonias. The study was performed at the Neurophysiologic Division of Fondazione Policlinico
Anna Modoni   +6 more
doaj   +1 more source

Genetics update: monogenetics, polygene disorders and the quest for modifying genes [PDF]

open access: yes, 2018
The genetic channelopathies are a broad collection of diseases. Many ion channel genes demonstrate wide phenotypic pleiotropy, but nonetheless concerted efforts have been made to characterise genotype-phenotype relationships.
Symonds, Joseph D., Zuberi, Sameer M.
core   +1 more source

Efficacy of Retigabine in Treating Weakness in a Mouse Model of Hypokalemic Periodic Paralysis

open access: yesMuscle &Nerve, EarlyView.
ABSTRACT Introduction/Aims Hypokalemic periodic paralysis (HypoKPP) is an ion channelopathy causing episodic skeletal muscle weakness triggered by hypokalemia. Reduced inward rectifier K+ (Kir) channel activity contributes to membrane depolarization and paralysis, suggesting that pharmacologic activation of muscle K+ channels may restore excitability ...
Kirsten Denman, Mark M. Rich
wiley   +1 more source

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