Glutamate-producing brain cells in a movement-control hub linked to Parkinson's symptoms

Role of Glutamatergic Neurons in External Globus Pallidus in the Behavioral Deficits in Animal Models of Progressive Dopamine Depletion

NIH-funded research University of California, San Diego · NIH-11140960

This project looks at whether a specific group of glutamate-making brain cells in the external globus pallidus cause movement and attention problems like those seen in Parkinson's disease.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of California, San Diego NIH-funded
Lab location1 site (La Jolla, United States)
Project IDNIH-11140960 on NIH RePORTER

What this research studies

From the patient's point of view, researchers use animal models that mimic progressive dopamine loss to study a newly identified type of glutamate-producing neuron in a key movement-control area of the brain. They map where these cells send signals, record their activity during movement and attention tasks, and change their activity to see how behavior is affected. By linking this cell type to particular Parkinson's-like symptoms in animals, the team hopes to point toward new targets for future treatments.

Who could benefit from this research

Good fit: People living with Parkinson's disease, especially those with movement and attention problems, are the patient group most relevant to this research.

Not a fit: People without Parkinson's disease or whose symptoms are due to unrelated conditions are unlikely to receive direct benefit from this project.

Why it matters

Potential benefit: If successful, this work could point to new brain-cell targets that lead to therapies improving movement and cognitive symptoms in Parkinson's disease.

How similar studies have performed: Previous animal studies manipulating specific basal ganglia cell types have changed movement symptoms, but focusing on VGLUT2-expressing glutamatergic neurons in the external globus pallidus is a newer approach.

Where this research is happening

La Jolla, United States

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Conditions Basal Ganglia DiseasesBasal Ganglia Disorders
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.