Exploring how sex differences affect dopamine release in cocaine use disorder

Defining sex differences in GABA regulation of dopamine release in cocaine use disorder

NIH-funded research Vanderbilt University · NIH-10901886

This study is looking at how men and women’s brains respond differently to cocaine by focusing on a chemical called dopamine, which is important for feeling pleasure, and how certain brain receptors affect this response; the goal is to find better ways to help people struggling with cocaine addiction.

Quick facts

Grant typeFellowship grant
Study typeNIH-funded research
Funding institutionVanderbilt University NIH-funded
Lab location1 site (Nashville, UNITED STATES)
Project IDNIH-10901886 on NIH RePORTER

What this research studies

This research investigates the differences between males and females in how dopamine release is regulated in the brain's nucleus accumbens, particularly in the context of cocaine use disorder. It aims to understand how GABA receptors influence dopamine release and how cocaine self-administration may alter this regulation differently in men and women. By using advanced techniques like optical recordings with genetically encoded sensors, the study seeks to uncover the underlying neural mechanisms that contribute to these sex differences. This knowledge could lead to more tailored treatment approaches for individuals suffering from cocaine use disorder.

Who could benefit from this research

Good fit: Ideal candidates for this research are individuals diagnosed with cocaine use disorder, particularly those who are female, as they may experience unique vulnerabilities.

Not a fit: Patients who do not have a diagnosis of cocaine use disorder or those who are not affected by sex differences in drug response may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to improved treatment strategies that are specifically designed for men and women suffering from cocaine use disorder.

How similar studies have performed: While research on sex differences in addiction is ongoing, this specific focus on GABA regulation of dopamine release in the context of cocaine use disorder is relatively novel and has not been extensively studied.

Where this research is happening

Nashville, UNITED STATES

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Last reviewed 2026-06-15 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.