How sex differences affect dopamine release and clearance in the brain
Sex-biased, region-specific regulation of DA release and clearance
This study is looking at how being male or female affects the way our brains release and clear dopamine, a chemical that plays a big role in conditions like ADHD, especially when using medications like amphetamines, to help make sure both men and women are included in understanding brain health.
Quick facts
| Grant type | R21 grant |
|---|---|
| Study type | NIH-funded research |
| Funding institution | University of Iowa NIH-funded |
| Lab location | 1 site (Iowa City, United States) |
| Project ID | NIH-11132455 on NIH RePORTER |
What this research studies
This research investigates how biological sex influences the release and clearance of dopamine, a neurotransmitter linked to various neuropsychiatric disorders, including ADHD. It aims to understand the differences in dopamine signaling between males and females, particularly in response to psychostimulants like amphetamines. By examining these differences, the study seeks to address the historical exclusion of female subjects in neuroscience research and provide insights into how sex hormones affect brain function. The methodology includes both animal models and human data to explore these sex-biased responses.
Who could benefit from this research
Good fit: Ideal candidates for this research are adults aged 21 and older who have been diagnosed with ADHD or have a history of substance use disorders.
Not a fit: Patients who are under 21 years old or do not have ADHD or substance use disorders may not benefit from this research.
Why it matters
Potential benefit: If successful, this research could lead to more effective treatments for ADHD and substance use disorders that consider sex differences in dopamine regulation.
How similar studies have performed: Previous research has shown that considering sex differences in neuropsychiatric studies can lead to significant advancements in understanding and treating these conditions, indicating that this approach is both relevant and necessary.
Where this research is happening
Iowa City, United States
- University of Iowa — Iowa City, United States (Active)
Researchers
- Principal investigator: Stewart, Adele — University of Iowa
- Study coordinator: Stewart, Adele
About this research
- This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
- Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
- For full project details, budget, and progress reports, visit the official NIH RePORTER page below.