Exercise-linked brain circuit that may protect memory in aging and Alzheimer's
Deconstruction of a Hypothalamic Exercise-responsive Circuit for Neuroprotection
Looks at whether activating a specific exercise-responsive brain circuit can protect thinking and memory in aging and Alzheimer's.
Quick facts
| Grant type | R01 grant |
|---|---|
| Study type | NIH-funded research |
| Funding institution | Jackson Laboratory NIH-funded |
| Lab location | 1 site (Bar Harbor, United States) |
| Project ID | NIH-11249610 on NIH RePORTER |
What this research studies
Researchers are studying brain cells in mice that respond strongly to exercise to learn how those signals protect thinking and memory. They will map which ventromedial hypothalamus (VMH) SF-1 neurons change with repeated exercise, identify the output pathways those cells use, and define the cellular features that allow their activity to become stronger with experience. The team will directly stimulate these neurons in aged mice and in mouse models of Alzheimer's to see if that activation can reproduce exercise's benefits on synapses, inflammation, endurance, and memory. This lab-based work aims to reveal targets that could later lead to treatments for people.
Who could benefit from this research
Good fit: People with early-stage Alzheimer's disease, mild cognitive impairment, or older adults at risk for Alzheimer's would be the most relevant future candidates for treatments based on this work.
Not a fit: Patients with unrelated medical conditions or those with very advanced, end-stage Alzheimer's are unlikely to benefit directly from this preclinical work in the near term.
Why it matters
Potential benefit: If successful, this work could point to ways to mimic the brain benefits of exercise and lead to new therapies that protect memory in aging and Alzheimer's.
How similar studies have performed: Exercise is already known to help brain health in animals and people, but directly targeting VMH SF-1 neurons to mimic exercise effects is a novel approach being tested in animal models.
Where this research is happening
Bar Harbor, United States
- Jackson Laboratory — Bar Harbor, United States (Active)
Researchers
- Principal investigator: Bloss, Erik Bradley — Jackson Laboratory
- Study coordinator: Bloss, Erik Bradley
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.