How high blood pressure and a high-fat diet change estrogen's protection of brain connections
Impact of hypertension and high-fat diet on mechanisms by which estradiol affects cortical synaptic plasticity.
This work looks at whether hypertension or a high-fat diet reduce how estrogen helps keep brain connections and memory healthy in women around menopause.
Quick facts
| Grant type | P01 program project |
|---|---|
| Study type | NIH-funded research |
| Funding institution | Tulane University of Louisiana NIH-funded |
| Lab location | 1 site (New Orleans, United States) |
| Project ID | NIH-11269227 on NIH RePORTER |
What this research studies
Many women lose estrogen during menopause, and this change may speed memory problems and increase Alzheimer’s risk. The team will use laboratory models and high-resolution brain imaging to watch how estradiol (a form of estrogen) affects nerve cell connections and local blood flow in the brain. They will introduce hypertension and high-fat diet conditions to see if those factors block estrogen’s protective effects, and will test whether the timing of hormone exposure matters. The goal is to link vascular and metabolic health with hormone timing to help explain why some women lose cognitive protection after menopause.
Who could benefit from this research
Good fit: Women in midlife or postmenopause who are concerned about memory changes—especially those with high blood pressure or metabolic risk factors—would be most relevant to the findings.
Not a fit: Men, younger people, or anyone expecting an immediate new treatment are unlikely to get direct benefit from this basic/translational research right away.
Why it matters
Potential benefit: If successful, the work could clarify whether managing blood pressure and diet or timing hormone therapy sooner could better protect memory and lower dementia risk in women.
How similar studies have performed: Previous clinical and animal studies suggest early estrogen can help cognition while late therapy may not, but whether vascular and dietary risks block that protection is not well established and this project builds on that gap.
Where this research is happening
New Orleans, United States
- Tulane University of Louisiana — New Orleans, United States (Active)
Researchers
- Principal investigator: Mostany, Ricardo — Tulane University of Louisiana
- Study coordinator: Mostany, Ricardo
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.