Results 51 to 60 of about 419,034 (232)

RUNX1‐Mediated Hypoxic Signaling Impairs Myogenesis and Promotes Fibrosis in Myopathies

open access: yesAdvanced Science, EarlyView.
Myofiber overgrowth was associated with reduced blood flow and a potential hypoxic state in broiler breast muscle, accompanied by increased RUNX1 expression. Elevated RUNX1 impaired myogenic regeneration, promoted fibrosis, and disrupted the signaling niche required for efficient muscle repair, contributing to pathological degeneration in Wooden Breast
Liang Zhao   +4 more
wiley   +1 more source

Exercise intolerance in patients with mitochondrial myopathies: perfusive and diffusive limitations in the O2 pathway

open access: yes, 2019
Mitochondrial myopathies are a heterogeneous group of disorders characterized by genetically determined defects that impair oxidative phosphorylation at the mitochondrial level.
Marzorati M.   +8 more
core   +1 more source

Rehabilitation of Sando Syndrome With Mitochondrial Myopathy

open access: yes, 2020
Mitochondrial myopathies are a group of diseases where oxidative phosphorylation is impaired as a result of mitochondrial DNA (mtDNA) mutation and thus multisystemic symptoms and findings are seen.
Atıgan, A., Şahin, F.
core   +1 more source

Mitochondrial myopathies--a clinicopathological study.

open access: yes, 1998
Mitochondrial myopathies are heterogeneous group of clinical disorders that can affect multiple systems besides skeletal muscles. The mitochondrial abnormalities in the skeletal muscles are morphologically identified by the presence of characteristic ...

core   +1 more source

Mitochondrial cardiomyopathy with skeletal muscle myopathy caused by m.3260A > G mutation in MT-TL1 gene: a case report

open access: yesJournal of Medical Case Reports
Background Mitochondrial myopathies are a group of rare hereditary disorders that primarily affect muscle tissue, and present with muscle weakness, fatigue, exercise intolerance, and muscle pain.
Anda Kadiša   +4 more
doaj   +1 more source

Patient‐Derived Fibroblasts as a Clinically Relevant Model of Kearns–Sayre Syndrome

open access: yesAnnals of Neurology, EarlyView.
Objective Kearns–Sayre syndrome (KSS) is characterized by single large‐scale mitochondrial DNA deletions and by severe early‐onset clinical manifestations with neurological involvement. Reliable disease models, as well as validated biomarkers or effective treatments, are lacking.
Laura Valls‐Roca   +24 more
wiley   +1 more source

Heat Stress in Quail: Impacts on Health and Productivity, and Mitigation Strategies

open access: yesAnimal Research and One Health, EarlyView.
Heat stress disrupts physiological homeostasis in quail, inducing oxidative stress, immune dysregulation, and metabolic imbalance, which impair growth, reproduction, product quality, and welfare. Integrating nutritional, environmental, and genetic–epigenetic strategies enhances thermotolerance, sustains productivity, and supports climate‐smart quail ...
T. A. Eletu   +6 more
wiley   +1 more source

Characterization of chicken muscle disorders through metabolomics, pathway analysis, and water relaxometry: a pilot study

open access: yesPoultry Science, 2020
Metabolite profiles of chicken breast extracts and water mobility in breasts were studied using proton nuclear magnetic resonance (1H-NMR) spectroscopy and time-domain NMR (TD-NMR) relaxometry, respectively, using normal breast (NB), and wooden breast ...
Nara R.B. Cônsolo   +14 more
doaj   +1 more source

Increased Insulin Action, Glucose Metabolism and Muscle Function in Supervillin‐Knockout and Supervillin‐Mutant Mice

open access: yesCytoskeleton, EarlyView.
ABSTRACT We here describe mouse models with complementary homozygous Svil mutations. In skeletal muscle, Svil‐Mut mice express the Svil‐encoded N‐terminus fused to the βgal‐neo gene‐trap tag and lack the highly conserved archvillin C‐terminus; Svil‐KO mice lack expression of all known Svil‐encoded proteins; and Svil‐LoxP mice contain loxP sites for ...
Tara C. Smith   +9 more
wiley   +1 more source

Antiretroviral therapy-induced Leber’s hereditary optic neuropathy

open access: yesSouthern African Journal of HIV Medicine, 2014
Optic neuropathy in HIV-infected patients results from the HIV infection itself, post-infectious auto-immune disease, opportunistic infections and drugs.
Anand Moodley   +3 more
doaj   +1 more source

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