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Exercise, an intervention with wide-ranging effects on the whole body, has been shown to delay aging. Due to aging and exercise as modulator of metabolism, a picture of how exercise delayed D-galactose (D-gal)-induced aging in a time-resolved manner was presented in this paper. The mapping of molecular changes in response to exercise has become increasingly accessible with the development of omics techniques. To explore the dynamic changes during exercise, the serum of rats and D-gal-induced aging rats before, during, and after exercise was analyzed by untargeted metabolomics. The variation of metabolites was monitored to reveal the specific response to D-gal-induced senescence and exercise in multiple pathways, especially the basal amino acid metabolism, including glycine serine and threonine metabolism, cysteine and methionine metabolism, and tryptophan metabolism. The homeostasis was disturbed by D-gal and maintained by exercise. The paper was expected to provide a theoretical basis for the study of anti-aging exercise.
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http://dx.doi.org/10.1016/j.isci.2024.108999 | DOI Listing |
BMC Med Educ
September 2025
Department of Prosthodontics, University of Würzburg, Pleicherwall 2, 97070, Würzburg, Germany.
Background: Bridge preparation skills are a vital component of dental education and require specific techniques. This study aimed to develop and evaluate 3D printed teeth for use in defect-oriented bridge preparation and pre-prosthetic exercises in dental training, addressing the limited customization and lack of integrated workflows found in commercial typodont teeth. The null hypothesis stated that 3D printed teeth offered no advantage over established typodont training methods for bridge preparation.
View Article and Find Full Text PDFBMC Rheumatol
September 2025
Department of Environment and Biosciences, School of Business, Innovation and Sustainability, Halmstad University, Halmstad, Sweden.
Geroscience
September 2025
NUS Bia-Echo Asia Centre for Reproductive Longevity and Equality, Yong Loo Lin School of Medicine, National University of Singapore, Singapore, Singapore.
In the past century, the human Lifespan has doubled. However, this is not equivalent to Healthspan which refers to the number of years spent healthy and free from disease. Women have an additional level of complexity on the path to optimal healthspan where health resilience dramatically decreases following menopause and this is due to their ovaries aging by midlife.
View Article and Find Full Text PDFEur J Nutr
September 2025
Department of Nutrition, Exercise and Sports, University of Copenhagen, Frederiksberg, Denmark.
Purpose: We developed a diet quality index based on the Planetary Health Diet (PHD) to assess healthy and sustainable diets. The index was applied alongside socio-demographic characteristics in five regions across Europe and North Africa.
Methods: The Sustainable Healthy Diet Index (SHDI) was designed using existing and validated healthy diet indexes.