Dopamine prediction error and human alcohol consumption

Study Overview

The purpose of this study is to find out if PET can detect the release of dopamine from nerve endings into synapses, and how the amount of dopamine released varies with the consumption of alcohol or caffeine.

Study Description

This study takes about 10 hours over 2-3 days.  Up to $200 for participation.  We are interested in people who regularly use alcohol and people who drink alcohol occasionally.  If you qualify, you'll get an MRI scan and PET scans of your brain.

Additional Information

Participants will be paid for their participation.


  • IRB Number: 1011003783
  • Research Study Identifier: TX1811
  • Principal Investigator: Karmen Yoder

Recruitment Status

Open

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