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Calcif Tissue Int
January 2025
MRC Lifecourse Epidemiology Centre, University of Southampton, Southampton General Hospital, Southampton, UK.
Previous studies suggest social support is associated with musculoskeletal health in later life. We explored this relationship further in community-dwelling older adults, by considering associations between different aspects of social support and musculoskeletal health in community-dwelling adults. Participants from the Hertfordshire Cohort Study reported level of confiding/emotional, practical, and negative support using the Close Persons Questionnaire.
View Article and Find Full Text PDFAlzheimers Dement
December 2024
Icahn School of Medicine at Mount Sinai, New York, NY, USA.
Background: The Accelerating Medicines Partnership in Alzheimer's Disease (AMP-AD) is a public-private partnership linking NIH, the FDA, pharmaceutical companies, and nonprofit organizations in an interactive, collaborative program utilizing transcriptomics, genomics, metagenomics, proteomics, and metabolomics to provide data for computational analysis, that, in turn, enables promising targets to be ranked by a combination of omic scores and druggability. This ranking informs the selection of targets for validation.
Method: Human postmortem samples were obtained from Mount Sinai, ROSMAP (Religious Orders Study and Rush Memory and Aging Project), Mayo Clinic (Florida), and Columbia University.
Alzheimers Dement
December 2024
Tulane University, New Orleans, LA, USA.
Background: Clinical studies indicate that mid-life dietary patterns are a risk factor for cognitive decline. Adherence to a Mediterranean diet (MeDi) may promote healthy brain aging in contrast to a Western diet (WD), yet these diets have not been examined in pre-clinical models. We hypothesized that consumption of the MeDi would have better cognitive performance compared to the Western diet in middle-aged rats.
View Article and Find Full Text PDFAlzheimers Dement
December 2024
Cleveland Clinic, Cleveland, OH, USA.
Background: Microglia have been implicated as a key aspect of the pathology of Alzheimer's disease (AD). However, high microglial heterogeneities, including disease-associated microglia (DAM), tau microglia (tau-pathology related), and neuroinflammation-like microglia (NIM), hinder the development of microglia-targeted treatment.
Method: In this study, we integrated ∼0.
Background: The locus coeruleus (LC), is the first brain region to develop hyperphosphorylated tau (ptau) inclusions in Alzheimer's disease (AD) and undergoes catastrophic degeneration in later stages of the disease. Importantly, the LC is the main noradrenergic nucleus in the brain and source of NE in the forebrain, and dysregulation of the neurotransmitter norepinephrine (NE) is associated with AD symptoms, as its release in the forebrain regulates attention, arousal, stress response, and learning and memory. Moreover, the LC may transmit pathogenic tau to the forebrain via its extensive projections.
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