How high blood pressure and a high-fat diet change estrogen's effects on memory
Impact of hypertension and high-fat diet on mechanisms by which estradiol affects the hippocampal memory system.
Researchers want to find out whether high blood pressure or a high‑fat diet stop estrogen from helping memory in older women.
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-11269225 on NIH RePORTER |
What this research studies
This project looks at why estrogen helps memory in some older women but not others. Scientists use preclinical models to mimic menopause and aging, give estradiol treatment, and compare animals with hypertension or diet-induced obesity to healthy controls. They measure memory performance, examine hippocampal estrogen receptor alpha (ERα) levels, and study the ubiquitin/proteasome system that may control those receptors. The goal is to link differences in cardiometabolic health to whether estrogen produces lasting memory benefits.
Who could benefit from this research
Good fit: Most relevant for postmenopausal women, especially those with midlife obesity or high blood pressure who are concerned about memory decline.
Not a fit: People whose memory loss stems from non-hormonal causes (for example, genetic early-onset Alzheimer’s or unrelated neurological conditions) may not gain direct benefit from these results.
Why it matters
Potential benefit: If successful, the findings could help identify which women are likely to benefit from estrogen-based approaches to protect memory and guide personalized strategies to lower dementia risk.
How similar studies have performed: Animal and cellular studies have shown estrogen can protect the hippocampus, but clinical trials in people have had mixed results, so this work builds on promising preclinical evidence to explain those differences.
Where this research is happening
New Orleans, United States
- Tulane University of Louisiana — New Orleans, United States (Active)
Researchers
- Principal investigator: Daniel, Jill M — Tulane University of Louisiana
- Study coordinator: Daniel, Jill M
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.