Main pathogenic mechanisms and recent advances in COPD peripheral skeletal muscle wasting

P Henrot, I Dupin, P Schilfarth, P Esteves… - International Journal of …, 2023 - mdpi.com
Chronic obstructive pulmonary disease (COPD) is a worldwide prevalent respiratory disease
mainly caused by tobacco smoke exposure. COPD is now considered as a systemic disease …

The importance of the diaphragm in neuromotor function in the patient with chronic obstructive pulmonary disease

B Bordoni, A Escher, E Compalati… - … Journal of Chronic …, 2023 - Taylor & Francis
Chronic obstructive pulmonary disease (COPD) is a constant and chronic narrowing of the
respiratory airways, with numerous associated symptoms, not always related to the …

Gene polymorphisms associated with heterogeneity and senescence characteristics of sarcopenia in chronic obstructive pulmonary disease

AH Attaway, A Bellar, N Welch, J Sekar… - Journal of Cachexia …, 2023 - Wiley Online Library
Background Sarcopenia, or loss of skeletal muscle mass and decreased contractile strength,
contributes to morbidity and mortality in patients with chronic obstructive pulmonary disease …

L-Isoleucine reverses hyperammonemia-induced myotube mitochondrial dysfunction and post-mitotic senescence

A Kumar, A Bellar, S Mishra, J Sekar, N Welch… - The Journal of …, 2024 - Elsevier
Perturbations in the metabolism of ammonia, a cytotoxic endogenous metabolite, occur in a
number of chronic diseases, with consequent hyperammonemia. Increased skeletal muscle …

An Engineered Anisotropic Skeletal Muscle Organoid‐on‐a‐Chip for Deciphering Muscle Response under Intermittent Hypoxia

J Li, W Zhang, A Liu, Y Lu, L Yu, X Liu… - Advanced Functional …, 2024 - Wiley Online Library
Generating highly organized skeletal muscle tissues that mimics the cellular alignment,
maturation, and contraction of native skeletal muscle remains a challenge in disease …

Profiling paracrine interactions between hypoxic and normoxic skeletal muscle tissue in a microphysiological system fabricated from 3D printed components

ML Rexius-Hall, MD Madrigal, CY Kilic, K Shen… - Lab on a Chip, 2025 - pubs.rsc.org
Disrupted blood flow in conditions such as peripheral artery disease and critical limb
ischemia leads to variations in oxygen supply within skeletal muscle tissue, creating regions …

Differential impact of sex on regulation of skeletal muscle mitochondrial function and protein homeostasis by hypoxia‐inducible factor‐1α in normoxia

N Welch, S Mishra, A Bellar, P Kannan… - The Journal of …, 2024 - Wiley Online Library
Abstract Hypoxia‐inducible factor (HIF)‐1α is continuously synthesized and degraded in
normoxia. During hypoxia, HIF1α stabilization restricts cellular/mitochondrial oxygen …

Cognition as mediator of pulmonary function and risk of sarcopenia among older adults

Z Hu, L Tang, Y Zhan - BMC Public Health, 2024 - Springer
Background The relationship between lung function and sarcopenia remains ambiguous.
The primary aim of this study was to investigate the potential association between lung …

Muscle loss phenotype in COPD is associated with adverse outcomes in the UK Biobank

AH Attaway, R Lopez, N Welch, A Bellar… - BMC Pulmonary …, 2024 - Springer
Background Chronic obstructive pulmonary disease (COPD) is a chronic inflammatory
disorder with systemic consequences that can cause a muscle loss phenotype (MLP), which …

Altered hypoxia-induced cellular responses and inflammatory profile in lung fibroblasts from COPD patients compared to control subjects

R Martin, M Nora, L Anna, P Olivia, B Leif… - Respiratory …, 2024 - Springer
Background Chronic obstructive pulmonary disease (COPD) is a heterogeneous disease
characterized by chronic bronchitis, emphysema and vascular remodelling. The disease is …