How changes in a brain protein may affect learning and memory
PP2A B' subunit regulates synaptic development and cognition - learning fromhuman mutations
Researchers are looking at how changes in a brain protein tied to some forms of intellectual disability affect nerve connections and learning, to help people with those genetic conditions.
Quick facts
| Grant type | R21 grant |
|---|---|
| Study type | NIH-funded research |
| Funding institution | Lsu Health Sciences Center NIH-funded |
| Lab location | 1 site (New Orleans, United States) |
| Project ID | NIH-11301865 on NIH RePORTER |
What this research studies
This project uses fruit flies that carry the same gene changes found in some people with intellectual disability to learn how a specific PP2A regulatory protein controls brain wiring and memory. Scientists will examine how these mutations change nerve terminals, how neural activity reshapes connections, and whether restoring the protein in adult animals can reverse learning problems. The work focuses on genes called PPP2R5C and PPP2R5D and their fly equivalent, with molecular and behavioral tests in the lab. Findings aim to point to biological steps that could be targeted by future treatments for cognitive problems linked to these genes.
Who could benefit from this research
Good fit: People with intellectual disability caused by mutations in PPP2R5C or PPP2R5D, or families with those genetic findings, are the most relevant group to follow this work and may be future candidates for related clinical efforts.
Not a fit: Patients whose cognitive problems are due to unrelated causes (non-PP2A gene changes, acquired brain injury, or purely environmental factors) are unlikely to benefit directly from this specific line of research.
Why it matters
Potential benefit: If successful, the work could identify biological targets that lead to new therapies to improve learning and memory for people with certain genetic forms of intellectual disability.
How similar studies have performed: This builds on earlier genetic and animal-model work showing these genes affect synapse structure and behavior, but translating those findings into human treatments remains unproven.
Where this research is happening
New Orleans, United States
- Lsu Health Sciences Center — New Orleans, United States (Active)
Researchers
- Principal investigator: Wu, Chunlai — Lsu Health Sciences Center
- Study coordinator: Wu, Chunlai
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.