Effects of a specific gene on brain cell interactions related to smell in Alzheimer's disease

APOE4 effects on glia-neuron interaction in the olfactory bulb

NIH-funded research University of Georgia · NIH-10836583

This study is looking at how a specific gene linked to Alzheimer's disease affects the brain's ability to process smells, which could help us understand early signs of the disease and improve diagnosis for people at risk.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of Georgia NIH-funded
Lab location1 site (Athens, United States)
Project IDNIH-10836583 on NIH RePORTER

What this research studies

This research investigates how the APOE4 gene, a major genetic risk factor for Alzheimer's disease, affects the interactions between glial cells and neurons in the olfactory bulb, which is responsible for the sense of smell. By studying animal models that express the human APOE4 gene, researchers aim to understand how this gene disrupts normal brain function and leads to early symptoms of Alzheimer's, such as olfactory deficits. The approach includes examining changes in brain cell behavior and communication, particularly focusing on astrocytes, which are crucial for maintaining healthy neuronal function. The findings could provide insights into the early diagnosis of Alzheimer's disease based on olfactory symptoms.

Who could benefit from this research

Good fit: Ideal candidates for this research are individuals with a family history of Alzheimer's disease or those who carry the APOE4 allele.

Not a fit: Patients without any genetic predisposition to Alzheimer's disease or those who do not exhibit olfactory deficits may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to earlier and more accurate diagnoses of Alzheimer's disease by identifying olfactory deficits as a key symptom.

How similar studies have performed: Previous research has shown that understanding genetic factors like APOE4 can lead to significant advancements in diagnosing and treating Alzheimer's disease, indicating a promising direction for this study.

Where this research is happening

Athens, 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.
Conditions Alzheimer disease dementiaAlzheimer syndrome
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.