Innervation and neuromuscular control in ageing skeletal muscle

RT Hepple, CL Rice - The Journal of physiology, 2016 - Wiley Online Library
Abstract Changes in the neuromuscular system affecting the ageing motor unit manifest
structurally as a reduction in motor unit number secondary to motor neuron loss; fibre type …

Muscle wasting and aging: experimental models, fatty infiltrations, and prevention

T Brioche, AF Pagano, G Py, A Chopard - Molecular Aspects of Medicine, 2016 - Elsevier
Identification of cost-effective interventions to maintain muscle mass, muscle strength, and
physical performance during muscle wasting and aging is an important public health …

Mitochondrial functional impairment with aging is exaggerated in isolated mitochondria compared to permeabilized myofibers

M Picard, D Ritchie, KJ Wright, C Romestaing… - Aging cell, 2010 - Wiley Online Library
Mitochondria regulate cellular bioenergetics and apoptosis and have been implicated in
aging. However, it remains unclear whether age‐related loss of muscle mass, known as …

[HTML][HTML] Mitochondrial ROS regulate oxidative damage and mitophagy but not age-related muscle fiber atrophy

GK Sakellariou, T Pearson, AP Lightfoot, GA Nye… - Scientific reports, 2016 - nature.com
Age-related loss of skeletal muscle mass and function is a major contributor to morbidity and
has a profound effect on the quality of life of older people. The potential role of age …

Muscle mitochondrial catalase expression prevents neuromuscular junction disruption, atrophy, and weakness in a mouse model of accelerated sarcopenia

H Xu, R Ranjit, A Richardson… - Journal of Cachexia …, 2021 - Wiley Online Library
Background Oxidative stress and damage are associated with a number of ageing
phenotypes, including age‐related loss of muscle mass and reduced contractile function …

[HTML][HTML] Restoration of SERCA ATPase prevents oxidative stress-related muscle atrophy and weakness

R Qaisar, S Bhaskaran, R Ranjit, K Sataranatarajan… - Redox biology, 2019 - Elsevier
Molecular targets to reduce muscle weakness and atrophy due to oxidative stress have
been elusive. Here we show that activation of Sarcoplasmic Reticulum (SR) Ca 2+ ATPase …

[HTML][HTML] Structure and function of the mammalian neuromuscular junction

LA Davis, MJ Fogarty, A Brown… - Comprehensive …, 2022 - ncbi.nlm.nih.gov
The mammalian neuromuscular junction (NMJ) comprises a presynaptic terminal, a
postsynaptic receptor region on the muscle fiber (endplate), and the perisynaptic (terminal) …

Redox homeostasis and age‐related deficits in neuromuscular integrity and function

GK Sakellariou, AP Lightfoot, KE Earl… - Journal of cachexia …, 2017 - Wiley Online Library
Skeletal muscle is a major site of metabolic activity and is the most abundant tissue in the
human body. Age‐related muscle atrophy (sarcopenia) and weakness, characterized by …

Reduced mitochondrial content, elevated reactive oxygen species, and modulation by denervation in skeletal muscle of prefrail or frail elderly women

V Sonjak, KJ Jacob, S Spendiff, M Vuda… - The Journals of …, 2019 - academic.oup.com
Denervation and mitochondrial impairment are implicated in age-related skeletal muscle
atrophy and may play a role in physical frailty. We recently showed that denervation …

High‐intensity exercise training ameliorates aberrant expression of markers of mitochondrial turnover but not oxidative damage in skeletal muscle of men with …

M Fiorenza, TP Gunnarsson, TS Ehlers… - Acta …, 2019 - Wiley Online Library
Aim To examine whether hypertensive individuals exhibit altered muscle mitochondrial
turnover and redox homeostasis compared with healthy normotensive counterparts, and …