How DNA packaging in brain cells helps lasting responses and memory
Chromatin regulation of neuronal activity-induced enhancer priming and epigenetic memory
This research looks at how changes in DNA packaging in nerve cells make genes respond faster after earlier activity, which could help people with neurodevelopmental or psychiatric conditions in the future.
Quick facts
| Grant type | R01 grant |
|---|---|
| Study type | NIH-funded research |
| Funding institution | Ut Southwestern Medical Center NIH-funded |
| Lab location | 1 site (Dallas, United States) |
| Project ID | NIH-11293435 on NIH RePORTER |
What this research studies
The team studies how prior nerve-cell activity leaves a molecular "memory" in the form of altered DNA packaging that makes certain genes activate more quickly later on. They focus on chromatin remodelers called BAF complexes and the BRG1 protein, including a specific phosphorylation site that may control enhancer priming. Experiments use cultured neurons and animal models to track enhancer states, protein modifications, and gene looping after stimulation. Findings aim to link these basic mechanisms to conditions where brain plasticity is altered, such as some neurodevelopmental or psychiatric disorders.
Who could benefit from this research
Good fit: The results would be most relevant to people with neurodevelopmental or psychiatric disorders linked to mutations or dysfunction in BAF/BRG1 chromatin regulators.
Not a fit: Patients with conditions unrelated to brain plasticity or without links to chromatin/BAF dysfunction are unlikely to receive direct benefits from this basic laboratory research.
Why it matters
Potential benefit: If successful, this work could point to new molecular targets to improve learning, recovery after brain injury, or treatments for neurodevelopmental and psychiatric conditions tied to chromatin dysfunction.
How similar studies have performed: Previous laboratory and animal studies have shown enhancer priming and a role for BRG1 in activity-induced gene expression, but translating these findings into human treatments remains early and experimental.
Where this research is happening
Dallas, United States
- Ut Southwestern Medical Center — Dallas, United States (Active)
Researchers
- Principal investigator: Wu, Jiang — Ut Southwestern Medical Center
- Study coordinator: Wu, Jiang
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.