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Circadian clock and its effect on aging and lifespan

2 months 3 weeks ago
The circadian clocks of the cell orchestrate a daily transcriptional rhythm that schedules key activities of the cell to maintain homeostasis and support resilience. Circadian rhythm is driven by the periodic oscillations of transcriptional activators and translational repressors, occurring in both the central and peripheral clocks. Accumulating evidence shows that aging impairs the functional synchrony of the circadian system which further escalate age-related disorders. In addition, the...
Avnish Kumar Verma

Deep learning predicts onset acceleration of 38 age-associated diseases from blood and body composition biomarkers in the UK Biobank

2 months 3 weeks ago
A major challenge in multimorbid aging is understanding how diseases co-occur and identifying high-risk groups for accelerated disease development, but to date associations in the relative onset acceleration of disease diagnoses have not been used to characterize disease patterns. This study presents the development and evaluation of a neural network Cox model for predicting onset acceleration risk for age-associated conditions, using demographic, anthropomorphic, imaging, and blood biomarker...
Mica Xu Ji

PCSK9 expression and cancer survival: a prognostic biomarker at the intersection of oncology and geroscience

2 months 3 weeks ago
Proprotein convertase subtilisin/kexin type 9 (PCSK9) is primarily recognized for its role in cholesterol metabolism; however, emerging evidence suggests it plays a broader role in the regulation of cellular aging mechanisms and the pathogenesis of age-related diseases. Given that cancer is an age-related disease, PCSK9 has garnered attention for its potential impact on tumor progression and patient survival. In this study, we conducted a comprehensive analysis of PCSK9 expression across...
Zoltan Ungvari

Microbiological Foundations to Optimise Intrinsic Capacity and Promote Healthy Ageing: An Integration Into the Life Course Approach

2 months 3 weeks ago
The World Health Organization (WHO) defines healthy ageing as the process of developing and maintaining functional ability, comprising an individual's intrinsic capacity, the environment and the interaction of the two. The framework is based on a positive approach to ageing, giving value to the resources individuals can rely upon as they age and that they can build their physical, mental and social health, and overall well-being. To promote healthy ageing, it is important to understand better...
Christoph Benner