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Unraveling functional decline: the relationship between muscle strength and ultrasound evaluation of biceps brachii thickness

3 months 4 weeks ago
Skeletal muscle characteristics play a crucial role in understanding physical capacity, overall health, and outcomes. Muscle strength and muscle mass are key indicators of muscular function and sarcopenia. While previous research has explored biceps brachii muscle characteristics in isolation, there is a notable gap in comprehensive studies examining the direct correlation between biceps brachii muscle thickness (BMT), as measured by ultrasound, and muscle strength. In community-dwelling elderly...
Maria Chiara Brunese

CHI3L1/YKL-40 signaling inhibits neurogenesis in models of Alzheimer's disease

3 months 4 weeks ago
CHI3L1/YKL-40 is an astrocyte-secreted glycoprotein recognized as a biomarker of CNS inflammation and implicated in Alzheimer's disease (AD) cognitive decline. However, its precise pathological role remains unclear. Here, we investigate CHI3L1's function and its therapeutic potential in AD using both human induced pluripotent stem cell-derived neurogenesis models and in vivo conditional AD mouse models, with astrocyte-specific CHI3L1 knockout, alongside 5XFAD mice. Our data reveal that CHI3L1...
Xin Yang

Multiomic identification of senescent stem cell populations critical for osteoarthritis progression and therapy in subchondral bones

3 months 4 weeks ago
Osteoarthritis (OA) is a challenging degenerative joint disease with limited treatment options. Subchondral bone plays a critical role in maintaining joint homeostasis and influencing OA progression. Here, we investigated the role of senescence in mesenchyme-derived stem/progenitor cells (MDSPCs) during OA progression, aiming to identify potential therapeutic targets. Histopathological evaluations and bioinformatic analyses of OA samples from both humans and mice revealed that EGFR^(+) MDSPCs...
Pei Lin Li

Effectiveness of mindfulness-based interventions on inflammaging: a systematic review and meta-analysis

3 months 4 weeks ago
Mindfulness cultivates awareness, presence, and non-judgmental acceptance, enhancing overall well-being. Inflammaging, linking age and aged-related diseases, manifests through heightened levels of IL-6, TNF-α, and CRP, impacting aging indicators like TA, TL, PWV, and FMD. To assess how mindfulness-based interventions (MBIs) affect inflammaging, a search was conducted in PubMed, Web of Science, Cochrane Central Register, and ProQuest Dissertation & Theses Global up to March 2024. Criteria...
Xiaohong Huang