Human-mouse brain model to explore tau changes in Alzheimer’s disease
Develop a human-mouse chimeric brain model for studying tau pathology in human neuron in vivo
This project grows human neurons inside a mouse brain to learn how abnormal tau protein forms and spreads in people with Alzheimer’s disease.
Quick facts
| Grant type | R21 grant |
|---|---|
| Study type | NIH-funded research |
| Funding institution | Purdue University NIH-funded |
| Lab location | 1 site (West Lafayette, United States) |
| Project ID | NIH-11194413 on NIH RePORTER |
What this research studies
From my perspective as someone affected by Alzheimer’s or a related condition, researchers are putting human neurons into mice so the human cells can grow, age, and work inside a living brain for over a year. They will introduce pathological tau protein into this chimeric brain to see how normal human tau changes, clumps, and moves between cells over time. The team uses this human-cell-in-mouse approach because ordinary animal models don’t copy the exact tau behavior seen in people. Findings could help scientists design better treatments that target the tau process that ties closely to memory loss in Alzheimer’s.
Who could benefit from this research
Good fit: People with Alzheimer’s disease or other tau-related brain disorders, especially older adults (65+) with evidence or concern of tau pathology, are the population most likely to benefit from advances based on this work.
Not a fit: Individuals without tau-related neurodegenerative disease or those seeking an immediate treatment option are unlikely to get direct benefit from this lab-focused project.
Why it matters
Potential benefit: If successful, this model could give researchers a more human-like way to test and develop therapies that stop or slow tau-related damage in Alzheimer’s and other tauopathies.
How similar studies have performed: Traditional animal-only tau models have often failed to predict human trial outcomes, and using human neurons in chimeric models is a newer approach with encouraging early laboratory results but limited direct clinical proof so far.
Where this research is happening
West Lafayette, United States
- Purdue University — West Lafayette, United States (Active)
Researchers
- Principal investigator: Xu, Ranjie — Purdue University
- Study coordinator: Xu, Ranjie
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.