How sex-linked genes and APOE ε4 affect Alzheimer's risk

Dissecting the role of sex-linked genes and APOE e4 risk in AD

NIH-funded research University of Washington · NIH-11126839

This project looks at how genes on the sex chromosomes together with the APOE ε4 gene change Alzheimer’s disease risk and progression in men and women.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of Washington NIH-funded
Lab location1 site (Seattle, United States)
Project IDNIH-11126839 on NIH RePORTER

What this research studies

This research uses lab-grown human brain cells (hiPSCs) and donated Alzheimer’s brain tissue to study why men and women experience Alzheimer’s differently. Scientists will map gene and protein activity across the genome, with special attention to genes on the X and Y chromosomes that may alter immune responses in the brain. They will test how those sex-linked genes interact with APOE ε4 to drive neuroinflammation and disease processes in different brain cell types. The goal is to link molecular findings to patterns of disease onset and progression in people.

Who could benefit from this research

Good fit: Ideal candidates would include people with Alzheimer’s disease—especially those who carry the APOE ε4 allele—or individuals willing to donate blood, skin, or brain tissue for research-derived cell and tissue studies.

Not a fit: People with non‑Alzheimer’s forms of dementia, those without APOE ε4 who are seeking immediate treatment changes, or individuals unable to provide samples are less likely to get direct benefit from this project.

Why it matters

Potential benefit: If successful, these findings could explain sex-specific mechanisms in Alzheimer’s and point to more personalized ways to predict or treat the disease.

How similar studies have performed: Previous research has linked APOE ε4 and sex to Alzheimer’s risk, but using human iPSC models and focused analysis of sex‑chromosome genes is a newer and less-tested approach.

Where this research is happening

Seattle, 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.
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.