Emerging roles of ROS/RNS in muscle function and fatigue

H Westerblad, DG Allen - Antioxidants & redox signaling, 2011 - liebertpub.com
Reactive oxygen and nitrogen species (ROS/RNS) are involved in numerous aspects of
cellular signaling. Classically ROS/RNS have been associated with cellular dysfunction and …

nNOS regulation of skeletal muscle fatigue and exercise performance

JM Percival - Biophysical reviews, 2011 - Springer
Neuronal nitric oxide synthases (nNOS) are Ca 2+/calmodulin-activated enzymes that
synthesize the gaseous messenger nitric oxide (NO). nNOSμ and the recently described …

Mitochondrial calcium uptake regulates rapid calcium transients in skeletal muscle during excitation-contraction (EC) coupling

J Yi, C Ma, Y Li, N Weisleder, E Ríos, J Ma… - Journal of Biological …, 2011 - ASBMB
Defective coupling between sarcoplasmic reticulum and mitochondria during control of
intracellular Ca 2+ signaling has been implicated in the progression of neuromuscular …

Imaging calcium sparks in cardiac myocytes

S Guatimosim, C Guatimosim, LS Song - Light Microscopy: Methods and …, 2011 - Springer
Calcium ions play fundamental roles in many cellular processes in virtually all type of cells.
The use of Ca 2+ sensitive fluorescent indicators has proven to be an indispensable tool for …

Muscle weakness in Ryr1I4895T/WT knock-in mice as a result of reduced ryanodine receptor Ca2+ ion permeation and release from the sarcoplasmic reticulum

RE Loy, M Orynbayev, L Xu, Z Andronache… - Journal of General …, 2011 - rupress.org
The type 1 isoform of the ryanodine receptor (RYR1) is the Ca2+ release channel of the
sarcoplasmic reticulum (SR) that is activated during skeletal muscle excitation–contraction …

Disrupted Membrane Structure and Intracellular Ca2+ Signaling in Adult Skeletal Muscle with Acute Knockdown of Bin1

A Tjondrokoesoemo, KH Park, C Ferrante… - PLoS …, 2011 - journals.plos.org
Efficient intracellular Ca2+ ([Ca2+] i) homeostasis in skeletal muscle requires intact triad
junctional complexes comprised of t-tubule invaginations of plasma membrane and terminal …

Differential impact of mitochondrial positioning on mitochondrial Ca2+ uptake and Ca2+ spark suppression in skeletal muscle

AE Rossi, S Boncompagni, L Wei… - … of Physiology-Cell …, 2011 - journals.physiology.org
Muscle contraction requires ATP and Ca2+ and, thus, is under direct control of mitochondria
and the sarcoplasmic reticulum. During postnatal skeletal muscle maturation, the …

The ryanodine receptor: a pivotal Ca2+ regulatory protein and potential therapeutic drug target

AF Dulhunty, MG Casarotto, NA Beard - Current drug targets, 2011 - ingentaconnect.com
The ryanodine receptor (RyR) calcium release channel is an essential intracellular ion
channel that is central to Ca2+ signaling and contraction in the heart and skeletal muscle …

[HTML][HTML] A versatile single-plasmid system for tissue-specific and inducible control of gene expression in transgenic mice

JK Ko, KH Choi, X Zhao, S Komazaki, Z Pan… - The FASEB …, 2011 - ncbi.nlm.nih.gov
We describe a novel transgenic system for tissue-specific and inducible control of gene
expression in mice. The system employs a tetracycline-responsive CMV promoter that …

Exploring the role of phosphodiesterase PDE5 inhibition in the treatment of muscular dystrophy

SE Yasuhara - Drugs Future, 2011 - access.portico.org
Duchenne muscular dystrophy (DMD) is caused by a mutation of a single gene, dystrophin,
and is characterized by a slow progression and the increased turnover of myofiber …