Explore a Multitude of Research Samples at NCRAD
At NCRAD, we take pride in offering a wide range of biospecimens—over 370,000 samples from over 118,000 participants—that can help answer your most pressing research questions. We also employ rigorous quality control measures to maintain the highest standards.
To ensure that researchers have access to the most accurate information, NCRAD continually updates its database with new information. Therefore, we encourage you to request an updated set of variables prior to publication and implementation of analysis involving samples acquired from the repository. Although NCRAD makes every effort to verify all data and information, it cannot be held responsible for any errors or omissions in the distributed data.
Find Samples for Your Research
Researchers can request to access NCRAD's diverse repository of samples, including 12 sample types from 17 cohorts.
Approved researchers can query the online biospecimen catalogs to explore the range of biospecimens at NCRAD.
NCRAD maintains online catalogs where you can browse, filter, and download samples that interest you.
Learn more about catalogsAvailable Samples
Population: CBD, PSP, o/vPSP, or healthy controls
Population: People aged 90 years and older
Population: AD Cases, Controls, MCI
Population: AD Cases, Controls
Population: Adults with Down Syndrome and Healthy Controls
Population: AD and other dementia cases, Controls, MCI
Population: ARTFL: FTLD syndrome cases and healthy family members. LEFFTDS: FTLD family study with known genetic mutations (symptomatic and asymptomatic family members)
Population: Medicare beneficiaries age 65 and older with measurable cognitive deficits
Population: Individuals who carry one of two copies of the high-risk gene apolipoproten E e4 (APOE4)
Population: Early Onset AD Families with known mutations
Population: Dementia prevention
Population: AD, FTD, Controls
Population: Individuals with neurodegenerative disease enrolled in the Gift to Life Outpatient Autopsy Planning Program
Population: Elderly African Americans from Indianapolis, Yoruba living in Ibadan
Population: ADRD and controls
Population: AD and other dementia families
Population: Late Onset AD Families, Controls
Getting Started
Accessing samples from NCRAD is a straightforward process. Step-by-step guidance is available to assist you through the process. Ready to begin?
View sample application processLooking for a biorepository to bank your samples? Check out NCRAD for sample banking.
Bank samples with NCRAD