{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,16]],"date-time":"2026-10-16T19:15:22Z","timestamp":1792178122234,"version":"4.4.0"},"reference-count":43,"publisher":"Wiley","issue":"1","license":[{"start":{"date-parts":[[2022,10,9]],"date-time":"2022-10-09T00:00:00Z","timestamp":1665273600000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc\/4.0\/"}],"funder":[{"DOI":"10.13039\/100000002","name":"National Institutes of Health","doi-asserted-by":"publisher","award":["5U01AG024904\u201010"],"award-info":[{"award-number":["5U01AG024904\u201010"]}],"id":[{"id":"10.13039\/100000002","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/100000049","name":"National Institute on Aging","doi-asserted-by":"publisher","id":[{"id":"10.13039\/100000049","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["alz-journals.onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Alzheimer's &amp;amp; Dementia"],"published-print":{"date-parts":[[2023,1]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Introduction<\/jats:title><jats:p>The Alzheimer's Disease Neuroimaging Initiative (ADNI) aims to validate biomarkers for Alzheimer's disease (AD) clinical trials. To improve generalizability, ADNI4 aims to enroll 50\u201060% of its new participants from underrepresented populations (URPs) using new biofluid and digital technologies. ADNI4 has received funding from the National Institute on Aging beginning September 2022.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>ADNI4 will recruit URPs using community\u2010engaged approaches. An online portal will screen 20,000 participants, 4000 of whom (50\u201060% URPs) will be tested for plasma biomarkers and <jats:italic>APOE<\/jats:italic>. From this, 500 new participants will undergo in\u2010clinic assessment joining 500 ADNI3 rollover participants. Remaining participants (\u223c3500) will undergo longitudinal plasma and digital cognitive testing. ADNI4 will add MRI sequences and new PET tracers. Project 1 will optimize biomarkers in AD clinical trials.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results and Discussion<\/jats:title><jats:p>ADNI4 will improve generalizability of results, use remote digital and blood screening, and continue providing longitudinal clinical, biomarker, and autopsy data to investigators.<\/jats:p><\/jats:sec>","DOI":"10.1002\/alz.12797","type":"journal-article","created":{"date-parts":[[2022,10,9]],"date-time":"2022-10-09T10:24:51Z","timestamp":1665311091000},"page":"307-317","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":124,"title":["Increasing participant diversity in AD research: Plans for digital screening, blood testing, and a community\u2010engaged approach in the Alzheimer's Disease Neuroimaging Initiative 4"],"prefix":"10.1002","volume":"19","author":[{"given":"Michael W.","family":"Weiner","sequence":"first","affiliation":[{"name":"Department of Veterans Affairs Medical Center 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