Investigating how Imidazole Propionate affects Alzheimer’s Disease and related dementias

Exploring the role of Imidazole Propionate on Alzheimer’s Disease and Related Dementias

NIH-funded research University of Wisconsin-Madison · NIH-11174537

This study is looking at how a substance made by gut bacteria, called imidazole propionate, might affect brain health and memory in people with Alzheimer's and related conditions, to see if changes in gut bacteria could play a role in cognitive decline.

Quick facts

Grant typeR21 grant
Study typeNIH-funded research
Funding institutionUniversity of Wisconsin-Madison NIH-funded
Lab location1 site (Madison, United States)
Project IDNIH-11174537 on NIH RePORTER

What this research studies

This research explores the connection between a gut microbiome-derived metabolite called imidazole propionate and its impact on Alzheimer's Disease (AD) and related dementias (ADRD). The study aims to understand how changes in gut bacteria may influence brain health, particularly through effects on blood vessel function and neurodegeneration. By examining the levels of imidazole propionate in the blood and its relationship with cognitive decline, the research seeks to uncover potential mechanisms that contribute to AD pathology. Patients may be involved in assessments that measure cognitive function and biomarkers related to brain health.

Who could benefit from this research

Good fit: Ideal candidates for this research are individuals aged 65 and older who may be experiencing cognitive decline or are at risk for Alzheimer’s Disease.

Not a fit: Patients under the age of 65 or those without any cognitive impairment may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to new strategies for preventing or slowing the progression of Alzheimer’s Disease and related dementias.

How similar studies have performed: Previous research has shown promising results in understanding the role of gut microbiota in neurodegenerative diseases, suggesting that this approach may yield valuable insights.

Where this research is happening

Madison, 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.