How neuromelanin affects dopamine brain cells in Parkinson's
Influence of neuromelanin on single dopaminergic neurons in Parkinson's disease.
Testing whether buildup of neuromelanin inside dopamine brain cells causes the cell damage that leads to Parkinson’s symptoms.
Quick facts
| Grant type | R01 grant |
|---|---|
| Study type | NIH-funded research |
| Funding institution | Oklahoma Medical Research Foundation NIH-funded |
| Lab location | 1 site (Oklahoma City, United States) |
| Project ID | NIH-11262911 on NIH RePORTER |
What this research studies
Researchers will use a new mouse model that forces dopamine neurons to make human-like neuromelanin by delivering the human tyrosinase enzyme with a Cre-dependent AAV vector. They will record single-cell electrophysiology, examine brain tissue for inflammation and neuron loss, and track Parkinson-like movement problems to see how pigment buildup changes neuron function over time. The project brings together three labs with expertise in neurodegeneration, electrophysiology, and neuroinflammation to study neuromelanin’s effects at cellular and behavioral levels. Results are intended to link pigment accumulation to the processes that kill dopamine neurons in Parkinson’s disease.
Who could benefit from this research
Good fit: People living with Parkinson’s disease or those at high risk may ultimately benefit from these findings, although the current project does not enroll patients because it uses animal models.
Not a fit: Patients seeking immediate treatment or enrollment in a clinical trial will not directly benefit because this is preclinical laboratory research in mice.
Why it matters
Potential benefit: If successful, this work could reveal a key cause of dopamine neuron death and point to new targets to slow or stop Parkinson’s progression.
How similar studies have performed: Previous preclinical studies have produced promising leads but have not yet yielded disease‑modifying therapies, and inducing neuromelanin in mice is a newly developed and relatively untested approach.
Where this research is happening
Oklahoma City, United States
- Oklahoma Medical Research Foundation — Oklahoma City, United States (Active)
Researchers
- Principal investigator: Beckstead, Michael J — Oklahoma Medical Research Foundation
- Study coordinator: Beckstead, Michael J
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.