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School of Medicine Publications and Presentations

2023

Alzheimer’s disease

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Postmortem Brain Imaging In Alzheimer's Disease And Related Dementias: The South Texas Alzheimer's Disease Research Center Repository, Karl Li, Tanweer Rashid, Jinqi Li, Nicolas Honnorat, Anoop Benet Nirmala, Elyas Fadaee, Di Wang, Sokratis Charisis, Gladys E. Maestre, Peter T. Fox Nov 2023

Postmortem Brain Imaging In Alzheimer's Disease And Related Dementias: The South Texas Alzheimer's Disease Research Center Repository, Karl Li, Tanweer Rashid, Jinqi Li, Nicolas Honnorat, Anoop Benet Nirmala, Elyas Fadaee, Di Wang, Sokratis Charisis, Gladys E. Maestre, Peter T. Fox

School of Medicine Publications and Presentations

Background:

Neuroimaging bears the promise of providing new biomarkers that could refine the diagnosis of dementia. Still, obtaining the pathology data required to validate the relationship between neuroimaging markers and neurological changes is challenging. Existing data repositories are focused on a single pathology, are too small, or do not precisely match neuroimaging and pathology findings.

Objective:

The new data repository introduced in this work, the South Texas Alzheimer’s Disease research center repository, was designed to address these limitations. Our repository covers a broad diversity of dementias, spans a wide age range, and was specifically designed to draw exact correspondences between …


Relationship Between Cognitive Performance, Physical Activity, And Socio-Demographic/Individual Characteristics Among Aging Americans, Imtiaz Masfique Dowllah, Juan Carlos Lopez-Alvarenga, Gladys Maestre, Ulku S. Karabulut, Michael Lehker, Murat Karabulut Apr 2023

Relationship Between Cognitive Performance, Physical Activity, And Socio-Demographic/Individual Characteristics Among Aging Americans, Imtiaz Masfique Dowllah, Juan Carlos Lopez-Alvarenga, Gladys Maestre, Ulku S. Karabulut, Michael Lehker, Murat Karabulut

School of Medicine Publications and Presentations

Background: Physical activity (PA) has emerged as a promising approach to delay Alzheimer’s disease and related dementias, but the optimal intensity of PA to improve cognitive health remains unknown.

Objective: To evaluate the association between duration and intensity of PA and cognitive domains (executive function, processing speed, and memory) in aging Americans.

Methods: Linear regressions in hierarchical blocks for variable adjustment and the size of effect (η2) were analyzed by using the data of 2,377 adults (age = 69.3±6.7 years) from the NHANES 2011–2014.

Results: Participants with 3–6 h/week of vigorous- and > 1 h/week of moderate-intensity PA scored significantly higher …