Family DNA bank could unlock Alzheimer's secrets
NCT ID NCT00064870
First seen Jun 27, 2026 · Last updated Sep 09, 2026 · Updated 2 times
Summary
This study collects blood or brain tissue from families with two or more members diagnosed with Alzheimer's or dementia. The goal is to build a large DNA bank that researchers can use to find genes linked to the disease. No individual results are returned, but the data may lead to new treatments in the future.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Participants
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About 10,000 people
The number the study aims to enrol. It can still change while the study runs.
- Start date
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Jun 2002
- Expected to finish
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Aug 2031
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
Who is studied
Families with two or more members with Alzheimer's disease or dementia
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Accepted
You do not need to have the condition being studied to take part.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Two living family members diagnosed with AD or other dementia with any age of onset * Biological samples available * Fresh blood, or * Immortalized lymphoblastic cell lines, or * 3-5 grams of frozen cerebral cortex; fixed samples are not accepted Please note: this study does not include genetic counseling; because no personal identifying information such as name or date of birth is attached to samples, results of individual tests are not available to participants or family members. Exclusion Criteria: * Does not meet inclusion criteria * Member of a family that was included in the National Institute of Mental Health AD Genetics Sib Pair collection
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Genom att skicka in godkänner du våra Användarvillkor
Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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Participants are being recruited from all over the United States
RECRUITINGNationwide, Indiana, 46202, United States
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