How the brain builds precise vision connections
Mechanisms of Synaptic Specificity in Visual Circuits
This project looks at how precise wiring in parts of the brain that process sight forms and how it goes wrong in conditions like fragile X, using mouse models.
Quick facts
| Grant type | R01 grant |
|---|---|
| Study type | NIH-funded research |
| Funding institution | Children's Research Institute NIH-funded |
| Lab location | 1 site (Washington, United States) |
| Project ID | NIH-11092817 on NIH RePORTER |
What this research studies
From a patient perspective, the team is mapping how eye and brain neurons connect in a deep visual center called the superior colliculus. They use genetic mouse models of fragile X, together with advanced imaging, electrophysiology, and targeted genetic tools to follow development and activity at each stage. The researchers will separate and test three stages of map formation, alignment, and consolidation to see which activity-dependent mechanisms are involved. Their goal is to link circuit wiring differences to sensory problems seen in neurodevelopmental disorders.
Who could benefit from this research
Good fit: People with fragile X syndrome or other neurodevelopmental disorders who have sensory processing differences would be the most relevant patient group for future clinical advances from this work.
Not a fit: Patients without sensory symptoms or those with unrelated medical conditions are unlikely to see direct benefits from this basic mouse-based research in the near term.
Why it matters
Potential benefit: If successful, this work could reveal causes of sensory problems in fragile X and other neurodevelopmental disorders and point toward new treatment strategies.
How similar studies have performed: Animal and circuit-mapping studies have previously revealed principles of visual map formation, but applying these approaches to fragile X sensory deficits and the specific stages tested here is relatively new.
Where this research is happening
Washington, United States
- Children's Research Institute — Washington, United States (Active)
Researchers
- Principal investigator: Triplett, Jason — Children's Research Institute
- Study coordinator: Triplett, Jason
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.