Columbia University in NYC now recruiting PTSD patients for study of serotonin & stress system interactions. Compensation includes up to 6 months of outpatient treatment.


PTSD: Serotonin & Stress System Interactions

Please refer to this study by Identifier # 4344

Principal Investigator: Gregory Sullivan

For More Information Contact: Brendan Carroll; phone 212 543-5902


This is a brain imaging research study of posttraumatic stress disorder (PTSD) with and without depression.

  • Eligible participants receive two brain positron emission tomography (PET) scans on one day which assess the amounts of two proteins of the brain’s serotonin system in various brain regions.

  • A magnetic resonance imaging (MRI) scan is also obtained, and there are interviews and rating scales that are part of the study.

  • Participants also receive a test of the stress system known as the low dose dexamethasone test.

  • Up to 6 months of outpatient treatment is offered to participants in the study at no cost.

  • Also, participants may be compensated $350 for time and inconvenience. For info call 212 543-5902

  • Type of Study: Clinical Trial

    Setting of Study: both

    Clinical number:

    Providing Clinical Treatment?: Yes

    No Cost Treatment?: Yes


  • Computer Tasks

  • Blood Samples

  • Blood Samples for DNA

  • PET Scan

  • MRI Scan

  • Psychophysiology measurements

  • Provides Payment: Reimbursement for transportation

    Provides Payment: Compensation for study related procedures


    Ages Eligible for Study: 18 Years-65 Years

    Genders Eligible for Study: Both

    This study is not recruiting Healthy Volunteers.


    Clinic: Neuroscience Clinic for Mood and Personality Disorders

    Division: Neuroscience

    Principal investigator:
    Gregory Sullivan MD

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