Uncovering the roles of Bruno1 protein variants in fruit-fly muscle development
Official title: Uncovering isoform-specific functions of RNA-binding protein Bruno1 in Drosophila muscle development
Funded at University of Missouri Kansas City · NIH-11408426 · Data updated 2026-11-12
This project studies how different Bruno1 protein variants control muscle fiber formation in fruit flies, which could reveal targets to support healthy muscle development.
Quick facts
| Grant type | R01 grant |
|---|---|
| Study type | NIH-funded research |
| Funding institution | University of Missouri Kansas City NIH-funded |
| Lab location | 1 site (Kansas City, United States) |
| Project start | September 15, 2025 |
| Project end | July 31, 2030 |
| Funding year | 2026 |
| Award (this year) | $311,667 |
| NIH project number | 5R01AR085120-02 |
| Project ID | NIH-11408426 on NIH RePORTER |
Who could benefit from this research
✓Could help
This study uses fruit-fly models and basic science approaches; not currently enrolling patients.
✕Less likely to help
Direct patient benefit is not expected from this fruit-fly study, though it may inform future human research.
What this research studies
Researchers will use the fruit-fly model to compare how individual Bruno1 isoforms direct muscle cell changes during early development and myofibril formation. They will employ genetic tools, confocal microscopy, and biochemical assays to map how Bru1 isoforms influence RNA splicing and cytoskeletal organization. The goal is to connect specific Bruno1 variants to fiber-type specific muscle properties and maturation, which could inform human muscle disease mechanisms. Findings may illuminate how mis-regulated RNA-binding proteins contribute to muscle malfunction in conditions like muscular dystrophy. The study builds on established models to translate basic insights into potential therapeutic directions.
Why it matters
Potential benefit: A clearer picture of how RNA-binding protein variants govern muscle development could point to new strategies for treating muscle-related diseases.
How similar studies have gone: Previous work in model organisms suggests conserved roles for CELF family proteins in muscle development, supporting potential relevance to human biology.
Where this research is happening
-
University of Missouri Kansas City
Kansas City, United States Active
Researchers
- Principal investigator: Spletter, Maria L — University of Missouri Kansas City
- Study coordinator: Spletter, Maria L
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.