deltatrials
Recruiting OBSERVATIONAL NCT05322343

Biobank and Brain Health in Bordeaux. (B-cube)

Biobank and Brain Health in Bordeaux. A Population-based Cohort to Study the Biology of Brain and Cognitive Aging in Young Seniors

Sponsor: University Hospital, Bordeaux

Conditions Aging Alzheimer Disease Anxiety Behavioral Symptoms Brain Brain Diseases Cognition Cognitive Aging Dementia Depression Immunosenescence Mental Disorders Mental Health Mental Processes Neurocognitive Disorders
Interventions Fasting blood sampling. Hair and a tonenail (or hand nail) sampling Measurements Medical visit Nasal microbiota Neuroimaging Questionnaires Saliva collection and nasal or nasopharyngeal swab Urine and stool samples
Updated 9 times since 2022 Last updated: Aug 8, 2025 Started: Mar 22, 2022 Primary completion: Mar 22, 2030 Completion: Mar 22, 2030
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

A observational or N/A phase clinical study on Aging and Alzheimer Disease, this trial is actively recruiting participants. The trial is conducted by University Hospital, Bordeaux and has accumulated 9 data snapshots since 2022. Psychiatric clinical trials are essential for establishing evidence-based treatment standards.

Status Flow

~May 2022 – ~Jul 2022 · 2 months · monthly snapshotRecruiting~Jul 2022 – ~Sep 2022 · 2 months · monthly snapshotRecruiting~Sep 2022 – ~Nov 2023 · 14 months · monthly snapshotRecruiting~Nov 2023 – ~Jul 2024 · 8 months · monthly snapshotRecruiting~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshotRecruiting~Sep 2024 – ~Oct 2024 · 30 days · monthly snapshotRecruiting~Oct 2024 – ~May 2025 · 7 months · monthly snapshotRecruiting~May 2025 – ~Sep 2025 · 4 months · monthly snapshotRecruiting~Sep 2025 – present · 11 months · monthly snapshotRecruiting

Change History

9 versions recorded

  1. Sep 2025 — Present [monthly]

    Recruiting

  2. May 2025 — Sep 2025 [monthly]

    Recruiting

  3. Oct 2024 — May 2025 [monthly]

    Recruiting

  4. Sep 2024 — Oct 2024 [monthly]

    Recruiting

  5. Jul 2024 — Sep 2024 [monthly]

    Recruiting

▶ Show 4 earlier versions

  1. Nov 2023 — Jul 2024 [monthly]

    Recruiting

  2. Sep 2022 — Nov 2023 [monthly]

    Recruiting

  3. Jul 2022 — Sep 2022 [monthly]

    Recruiting

  4. May 2022 — Jul 2022 [monthly]

    Recruiting

    First recorded

Mar 2022

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • University Hospital, Bordeaux
Data source: University Hospital, Bordeaux

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations