GLP-1 receptor drugs and heart-brain health in diabetes and Alzheimer’s risk
Official title: Dissecting the Neural Circuitry Linking GLP-1 Receptor Agonists to Cardiovascular Health
Funded at Duke University · NIH-11536555 · Data updated 2026-11-12
A Duke-led study will explore how GLP-1 receptor medicines and exercise affect brain and heart health in models prone to diabetes and Alzheimer’s risk.
Quick facts
| Grant type | NIH-funded research |
|---|---|
| Study type | NIH-funded research |
| Funding institution | Duke University NIH-funded |
| Lab location | 1 site (Durham, United States) |
| Project start | September 15, 2019 |
| Project end | June 30, 2028 |
| Funding year | 2026 |
| Award (this year) | $399,047 |
| NIH project number | 2R56AG066184-06A1 |
| Project ID | NIH-11536555 on NIH RePORTER |
Who could benefit from this research
✓Could help
Ideal candidates are adults with type 2 diabetes or those at high risk for Alzheimer’s disease who could participate in future translational studies or trials.
✕Less likely to help
Individuals without diabetes or Alzheimer’s risk factors may not directly benefit from these findings.
What this research studies
This project looks at how GLP-1 receptor agonists, used for type 2 diabetes, together with exercise, influence brain structure, brain function, and heart health in genetically susceptible mice. Researchers will use advanced MRI and behavior tests to track changes in memory-related areas like the hippocampus, as well as regions involved in appetite and autonomic control. They will also examine heart structure and function, and assess inflammation and oxidative stress at the tissue level. The goal is to understand whether these interventions can strengthen the brain-heart axis to reduce risk factors for dementia and cardiovascular disease. Results could guide future strategies to prevent or slow brain and heart problems in people with diabetes and genetic risk for Alzheimer’s disease.
Why it matters
Potential benefit: If successful, the findings could inform new approaches to protect cognition and heart health in people with diabetes and Alzheimer’s risk.
How similar studies have gone: Prior research suggests GLP-1 receptor agonists have neuroprotective and cardioprotective effects in models, but brain-heart interaction in this context remains an emerging area.
Where this research is happening
-
Duke University
Durham, United States Active
Researchers
- Principal investigator: Badea, Alexandra — Duke University
- Study coordinator: Badea, Alexandra
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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.