Exploring how gut bacteria affect brain health in Alzheimer's disease

Understanding the “Microbiome-gut-brain axis” in Alzheimer’s disease and its Role in Cognitive Decline

NIH-funded research Univ of Massachusetts Med Sch Worcester · NIH-11003497

This study is looking at how the bacteria in our gut might affect memory and thinking skills in older adults with Alzheimer's and mild cognitive issues, and it involves 260 participants who will be observed over time to see if certain gut bacteria are linked to changes in their brain health.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniv of Massachusetts Med Sch Worcester NIH-funded
Lab location1 site (Worcester, United States)
Project IDNIH-11003497 on NIH RePORTER

What this research studies

This research investigates the connection between the gut microbiome and cognitive decline in Alzheimer's disease. It involves a cohort of 260 older adults, including those diagnosed with Alzheimer's and mild cognitive impairment, who are being monitored over time. Researchers collect clinical data and biological samples to analyze the microbiome's role in inflammation and cognitive function. The study aims to identify specific microbiome characteristics that correlate with cognitive decline and inflammation levels.

Who could benefit from this research

Good fit: Ideal candidates for this research include older adults diagnosed with Alzheimer's disease or mild cognitive impairment.

Not a fit: Patients with other forms of dementia unrelated to Alzheimer's may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to new strategies for preventing or treating cognitive decline in Alzheimer's patients by targeting the gut microbiome.

How similar studies have performed: Previous research has shown promising results in understanding the microbiome's impact on brain health, suggesting that this approach could yield valuable insights.

Where this research is happening

Worcester, 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 syndromeAlzheimer's DiseaseAlzheimer's disease biological markerAlzheimer's disease patient
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.