How brief bursts of dopamine relate to mental health symptoms
Phasic dopamine and symptom domains of mental illness
This research explores how short bursts of dopamine in the brain change behaviors related to autism and other mental-health symptoms.
Quick facts
| Grant type | R01 grant |
|---|---|
| Study type | NIH-funded research |
| Funding institution | University of Washington NIH-funded |
| Lab location | 1 site (Seattle, United States) |
| Project ID | NIH-11301853 on NIH RePORTER |
What this research studies
Researchers are using genetic tools in mice to change ion channels in dopamine-producing midbrain neurons and then recording how those cells fire. They combine those recordings with circuit mapping and behavioral tests that measure social interaction and other symptom-like behaviors. The team uses viral vectors to introduce patient-linked mutations quickly and compares how different mutations produce overlapping or distinct behaviors. The goal is to link specific changes in neuron activity to the kinds of symptoms seen in autistic disorder and related conditions.
Who could benefit from this research
Good fit: People with autism spectrum disorder or related social-behavior differences are the most relevant patient group for this research.
Not a fit: Because the work is conducted in mice and focuses on basic brain mechanisms, patients will not receive direct clinical benefits from this grant.
Why it matters
Potential benefit: If successful, this work could reveal biological mechanisms behind social and behavioral symptoms and guide the development of more targeted treatments in the future.
How similar studies have performed: Previous animal studies have shown that altering ion channels in dopamine neurons can change behavior, but translating these findings into human treatments remains preliminary.
Where this research is happening
Seattle, United States
- University of Washington — Seattle, United States (Active)
Researchers
- Principal investigator: Zweifel, Larry S — University of Washington
- Study coordinator: Zweifel, Larry S
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.