Status:

RECRUITING

Imaging Synapses With [11C] UCB-J in the Human Brain

Lead Sponsor:

Davidzon, Guido, M.D.

Collaborating Sponsors:

Weston Havens Foundation

Conditions:

Schizophrenia

Eligibility:

All Genders

18-65 years

Phase:

PHASE1

Brief Summary

The purpose of this study is to utilize the radioactive positron emission tomography (PET) tracer \[11C\]UCB-J to test the neural synaptic pruning hypothesis of schizophrenia. This imaging method allo...

Eligibility Criteria

Inclusion

  • 18 - 65 years in age
  • For SZ participants:
  • On a stable medication regimen for at least two weeks prior to testing
  • A clinical diagnosis of schizophrenia, schizophreniform, or schizoaffective disorder
  • Able to complete a PET-MR scan without the use of sedation

Exclusion

  • Active substance use within three months of testing
  • IQ \< 70
  • Major medical neurological illness or significant head trauma
  • Pregnancy or breastfeeding
  • Contraindication to MR scanning, including magnetic-resonance incompatible metal or hardware including pacemakers, cochlear implants, and bullets near a critical organ
  • Weight \> 350 lbs or a large body habitus that MR scanner cannot accommodate
  • History of or current claustrophobia
  • Inability to comply with basic study requirements such as following directions and punctuality
  • For HC participants:
  • Presence of a first degree relative with a psychotic disorder
  • Lifetime diagnosis of major psychiatric illness
  • For SZ participants:
  • Unstable psychiatric symptoms at the time of testing, e.g. acute suicidality, prominent psychosis, or behavioral dyscontrol

Key Trial Info

Start Date :

August 1 2019

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

December 1 2025

Estimated Enrollment :

60 Patients enrolled

Trial Details

Trial ID

NCT04038840

Start Date

August 1 2019

End Date

December 1 2025

Last Update

December 16 2024

Active Locations (2)

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Page 1 of 1 (2 locations)

1

VA Palo Alto Health Care System

Palo Alto, California, United States, 94304

2

Stanford University

Stanford, California, United States, 94305