Reprogramming or replacing brain immune cells to help Alzheimer's
Origins, properties, and therapeutic potential of cells that repopulate the microglia-depleted adult brain
This work develops methods to reprogram or replace brain immune cells (microglia) to help people with Alzheimer's disease.
Quick facts
| Grant type | R01 grant |
|---|---|
| Study type | NIH-funded research |
| Funding institution | University of California-Irvine NIH-funded |
| Lab location | 1 site (Irvine, United States) |
| Project ID | NIH-11195015 on NIH RePORTER |
What this research studies
Researchers are using drugs that temporarily block a microglia survival signal (CSF1R) to change how these brain immune cells behave and to encourage regrowth without fully wiping them out. They are also testing ways for bone marrow–derived immune cells to enter and replace dysfunctional microglia in the brain. Part of the plan is to see whether replacing faulty microglia could treat genetic disorders tied to microglial dysfunction and to study how incoming peripheral immune cells affect Alzheimer's disease. Most work so far has been in lab and animal models, building on techniques the team developed to remove and repopulate microglia.
Who could benefit from this research
Good fit: People with Alzheimer’s disease or related neurodegenerative conditions, especially those in earlier stages or with suspected microglia-related genetic issues, would be the most likely candidates.
Not a fit: People whose symptoms are driven primarily by non-microglial processes or those with very advanced disease may be less likely to benefit from these approaches.
Why it matters
Potential benefit: If successful, this could lead to new therapies that fix or replace harmful microglia and potentially slow or reduce Alzheimer’s-related brain damage.
How similar studies have performed: Animal and laboratory studies using CSF1R inhibitors and microglia replacement have shown promising results, but these approaches have not yet been proven effective in people.
Where this research is happening
Irvine, United States
- University of California-Irvine — Irvine, United States (Active)
Researchers
- Principal investigator: Green, Kim — University of California-Irvine
- Study coordinator: Green, Kim
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.