Results 51 to 60 of about 1,425,557 (313)

Body Composition Characteristics of Community-Dwelling Older Adults With Dynapenia

open access: yesFrontiers in Nutrition, 2022
This study aimed to determine the differences in muscle and fat masses of the arm and leg between older adults with dynapenia, sarcopenia, or presarcopenia and normal individuals.
Hungu Jung   +4 more
doaj   +1 more source

Glycogenin is Dispensable for Glycogen Synthesis in Human Muscle, and Glycogenin Deficiency Causes Polyglucosan Storage [PDF]

open access: yes, 2020
Glycogenin is considered to be an essential primer for glycogen biosynthesis. Nevertheless, patients with glycogenin-1 deficiency due to biallelic GYG1 (NM_004130.3) mutations can store glycogen in muscle.
Dellgren, Göran   +10 more
core   +1 more source

Disordered but rhythmic—the role of intrinsic protein disorder in eukaryotic circadian timing

open access: yesFEBS Letters, EarlyView.
Unstructured domains known as intrinsically disordered regions (IDRs) are present in nearly every part of the eukaryotic core circadian oscillator. IDRs enable many diverse inter‐ and intramolecular interactions that support clock function. IDR conformations are highly tunable by post‐translational modifications and environmental conditions, which ...
Emery T. Usher, Jacqueline F. Pelham
wiley   +1 more source

Promoting mitochondrial fusion is protective against cancer-induced muscle detriments in males and females

open access: yesBMC Cancer
Background Skeletal muscle atrophy during cancer-induced cachexia remains a significant challenge in cancer management. Mitochondrial defects precede muscle mass and functional losses in models of cancer cachexia (CC).
Francielly Morena   +15 more
doaj   +1 more source

The effect of rural-to-urban migration on renal function in an Indian population: cross-sectional data from the Hyderabad arm of the Indian Migration Study. [PDF]

open access: yes, 2013
BACKGROUND: Urban migration is associated with an increased risk of hypertension, obesity and diabetes in Indian migrants. This study assessed the relationship between internal migration and renal function in the Hyderabad arm of the Indian Migration ...
Bailey, Phillippa K   +7 more
core   +2 more sources

The role of histone modifications in transcription regulation upon DNA damage

open access: yesFEBS Letters, EarlyView.
This review discusses the critical role of histone modifications in regulating gene expression during the DNA damage response (DDR). By modulating chromatin structure and recruiting repair factors, these post‐translational modifications fine‐tune transcriptional programmes to maintain genomic stability.
Angelina Job Kolady, Siyao Wang
wiley   +1 more source

Optimal management of sarcopenia [PDF]

open access: yes, 2010
Sarcopenia is the progressive generalized loss of skeletal muscle mass, strength, and function which occurs as a consequence of aging. With a growing older population, there has been great interest in developing approaches to counteract the effects of ...
Burton, Louise A., Sumukadas, Deepa
core   +6 more sources

In situ molecular organization and heterogeneity of the Legionella Dot/Icm T4SS

open access: yesFEBS Letters, EarlyView.
We present a nearly complete in situ model of the Legionella Dot/Icm type IV secretion system, revealing its central secretion channel and identifying new components. Using cryo‐electron tomography with AI‐based modeling, our work highlights the structure, variability, and mechanism of this complex nanomachine, advancing understanding of bacterial ...
Przemysław Dutka   +11 more
wiley   +1 more source

Transcriptomic analysis demonstrates moderators of muscle quality are altered in age-related sarcopenic obesity

open access: yesBMC Genomics
Background Sarcopenic obesity (SO) is the combined condition of sarcopenia and obesity, which commonly occurs in the older adult population. SO is associated with poor physical function, increased risk of musculoskeletal injury, and reduced quality of ...
Eleanor R. Schrems   +6 more
doaj   +1 more source

Differential metabolites in cirrhotic patients with hepatitis B and muscle mass loss

open access: yesFrontiers in Nutrition, 2023
BackgroundSarcopenia leads to complications (infections, hepatic encephalopathy and ascites) and poor overall survival in patients with cirrhosis, in which the phenotypic presentation is loss of muscle mass.
Xuechun Liu   +8 more
doaj   +1 more source

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