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Review
. 2025 Jan;21(1):e14321.
doi: 10.1002/alz.14321. Epub 2024 Dec 22.

Overview of Alzheimer's Disease Neuroimaging Initiative and future clinical trials

Affiliations
Review

Overview of Alzheimer's Disease Neuroimaging Initiative and future clinical trials

Michael W Weiner et al. Alzheimers Dement. 2025 Jan.

Abstract

The overall goal of the Alzheimer's Disease Neuroimaging Initiative (ADNI) is to optimize and validate biomarkers for clinical trials while sharing all data and biofluid samples with the global scientific community. ADNI has been instrumental in standardizing and validating amyloid beta (Aβ) and tau positron emission tomography (PET) imaging. ADNI data were used for the US Food and Drug Administration (FDA) approval of the Fujirebio and Roche Elecsys cerebrospinal fluid diagnostic tests. Additionally, ADNI provided data for the trials of the FDA-approved treatments aducanumab, lecanemab, and donanemab. More than 6000 scientific papers have been published using ADNI data, reflecting ADNI's promotion of open science and data sharing. Despite its enormous success, ADNI has some limitations, particularly in generalizing its data and findings to the entire US/Canadian population. This introduction provides a historical overview of ADNI and highlights its significant accomplishments and future vision to pioneer "the clinical trial of the future" focusing on demographic inclusivity. HIGHLIGHTS: The Alzheimer's Disease Neuroimaging Initiative (ADNI) introduced a novel model for public-private partnerships and data sharing. It successfully validated amyloid and Tau PET imaging, as well as CSF and plasma biomarkers, for diagnosing Alzheimer's disease. ADNI generated and disseminated vital data for designing AD clinical trials.

Keywords: Alzheimer's Disease Neuroimaging Initiative; Alzheimer's disease; Alzheimer's disease biomarkers; Alzheimer's disease clinical trials; Alzheimer's disease progression; Laboratory of Neuro Imaging; amyloid; magnetic resonance imaging; neurodegeneration; positron emission tomography; post‐traumatic stress disorder; tau; underrepresented populations.

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Conflict of interest statement

Dr. Weiner serves on editorial boards for Alzheimer's & Dementia, MRI, and TMRI. He has served on advisory boards for Acumen Pharmaceutical, ADNI, Alzheon, Inc., Biogen, Brain Health Registry, Cerecin, Dolby Family Ventures, Eli Lilly, Merck Sharp & Dohme Corp., National Institute on Aging (NIA), Nestle/Nestec, PCORI/PPRN, Roche, University of Southern California (USC), NervGen. He has provided consulting to Baird Equity Capital, BioClinica, Cerecin, Inc., Cytox, Dolby Family Ventures, Duke University, Eisai, FUJIFILM‐Toyama Chemical (Japan), Garfield Weston, Genentech, Guidepoint Global, Indiana University, Japanese Organization for Medical Device Development, Inc. (JOMDD), Medscape, Nestle/Nestec, NIH, Peerview Internal Medicine, Roche, T3D Therapeutics, University of Southern California (USC), and Vida Ventures. He has acted as a speaker/lecturer to The Buck Institute for Research on Aging, China Association for Alzheimer's Disease (CAAD), Japan Society for Dementia Research, and Korean Dementia Society. He holds stock options with Alzheon, Inc., Alzeca, and Anven. The following entities have provided funding for academic travel: University of Southern California (USC), NervGen, ASFNR, and CTAD Congress. Dr. Kanoria is employed by both NCIRE and Houston Methodist Academic Institute. However, only NCIRE provided financial support for the work presented in this manuscript. Dr. Beckett, Dr. Miller, Dr. Morris, Dr. Nho, Dr. Okonkwo, Dr. Perrin, Dr. Toga, Dr. Tosun, and Dr. Veitch have no conflicts to declare. Mr. Diaz, Mr. Flenniken, and Ms. Conti also have no conflicts to report. Dr. Aisen has research grants from NIH, Lilly, and Eisai, and consults with Merck, Roche, BMS, Genentech, Abbvie, Biogen, ImmunoBrain Checkpoint, and Arrowhead. Dr. Green has received compensation for advising the following companies: Allelica, Atria, Fabric, Genome Web, Genomic Life, Grail, Verily, and VinBigData and is co‐founder of Genome Medical and Nurture Genomics. Dr. Harvey serves as a statistical advisor for PLOS ONE. Dr. Nosheny receives support in the form of grants to UCSF from NIH, The Alzheimer's Association, and Genentech, Inc. Dr. Petersen has consulted for Roche, Inc., Merck, Inc., Biogen, Inc., Eisai, Inc., Nestle, Inc., and Genentech, Inc. Dr. Rivera Mindt receives support in the form of grants to Fordham University or the Icahn School of Medicine at Mount Sinai from NIH/NIA, The Alzheimer's Association, and Genentech Inc. Charitable Foundation. Dr. Okonkwo is supported by NIH grants to the University of Wisconsin‐Madison. Dr. Saykin has received support from Avid Radiopharmaceuticals, a subsidiary of Eli Lilly (in kind contribution of PET tracer precursor) and consulting fees from Bayer Oncology (Scientific Advisory Board), Eisai (Scientific Advisory Board), Siemens Medical Solutions USA, Inc. (Dementia Advisory Board), Springer‐Nature Publishing (editorial office support as editor‐in‐chief, Brain Imaging and Behavior). Dr. Shaw receives support from Roche (IIS and in‐kind reagents and instrumentation support for CSF AD biomarkers). He has also received honoraria from Roche, Biogen, and Fujirebio for participation in teaching programs and served on advisory boards for Roche and Biogen. Dr. Jack is employed by the Mayo Clinic. He receives no personal compensation from any commercial entity. He receives research support from NIH and the Alexander Family Alzheimer's Disease Research Professorship of the Mayo Clinic. Dr. Jagust has consulted for Lilly, Biogen, Clario, and Eisai and holds equity in Molecular Medicine and Optoceutics. Dr. Green has received compensation for advising the following companies: Allelica, Atria, Fabric, Genomic Life, and Juniper Genomics; and is co‐founder of Genome Medical and Nurture Genomics. J.C. Morris is funded by NIH grants # P30 AG066444; P01AG003991; P01AG026276; neither Dr. Morris nor his family owns stock or has equity interest (outside of mutual funds or other externally directed accounts) in any pharmaceutical or biotechnology company. ADNI is funded by NIH grant, U19 AG024904. Author disclosures are available in the supporting information.

Figures

FIGURE 1
FIGURE 1
Geographic distribution of authors contributing to ADNI publications. Researchers from the United States account for the largest share of publications (32%), followed by those from Europe (27%), China (15%), England (8%), and Canada (6%). The remaining 12% of publications are authored by researchers from other countries around the world. ADNI, Alzheimer's Disease Neuroimaging Initiative; USA, United States of America.

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