Biological age predicts dementia and Alzheimer's disease plasma biomarker levels

We demonstrated that biological age is a predictor of AD pathology in preclinical and clinical stages, and we will next evaluate biological age acceleration as a predictor of pathology. In addition, we will be replicating all biomarker associations in brain by testing associations with autopsy measures of neuropathology. Future directions will include conducting models stratified by sex and by APOE-ε4 carrier status to identify if the relationship between biological aging and AD biomarkers is modulated by biological sex or APOE-ε4 genotype.

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Publication Details

Journal
Alzheimer s & Dementia
Published
2025-12-01
DOI
https://doi.org/10.1002/alz70855_107627
Primary Topic
Epigenetics and DNA Methylation
Type
article
Field-Weighted Citation Impact
0.00
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article

Biological age predicts dementia and Alzheimer's disease plasma biomarker levels

Martin Medrano, Clifton L. Dalgard, Diones Rivera Mejía, R. Lantigua et al.
Alzheimer s & Dementia
Epigenetics and DNA Methylation
article

Biological age predicts dementia and Alzheimer's disease plasma biomarker levels

Martin Medrano, Clifton L. Dalgard, Diones Rivera Mejía, R. Lantigua, Marielba Zerlin‐Esteves, Jaclyn M. Eissman, Annie Lee, Angel Piriz, Dolly Reyes‐Dumeyer, Min N Qiao, R Mayeux, Vrinda Kalia, Saurabh Dubey, Renu Nandakumar, Gary W Miller, Lawrence S. Honig, Badri N. Vardarajan, Yiyi Ma
article en

Abstract

We demonstrated that biological age is a predictor of AD pathology in preclinical and clinical stages, and we will next evaluate biological age acceleration as a predictor of pathology. In addition, we will be replicating all biomarker associations in brain by testing associations with autopsy measures of neuropathology. Future directions will include conducting models stratified by sex and by APOE-ε4 carrier status to identify if the relationship between biological aging and AD biomarkers is modulated by biological sex or APOE-ε4 genotype.

Alzheimer s & DementiaVol. 21(S1)
Uniformed Services University of the Health Sciences (US), Pontificia Universidad Católica Madre y Maestra (DO), Instituto Tecnológico de Santo Domingo (DO), Universidad Nacional Pedro Henríquez Ureña (DO), Columbia University (US)
Openalex Percentile: Top 36%
Epigenetics and DNA Methylation
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Biological age predicts dementia and Alzheimer's disease plasma biomarker levels — Martin Medrano, Clifton L. Dalgard, et al. · Alzheimer s & Dementia (2025) | TGRS Research Map | TGRS