Understanding the Immune System's Role in Alzheimer's Disease

The Role of the Complement Pathway in Alzheimer's Disease

NIH-funded research Baylor College of Medicine · NIH-11162503

This project explores how a part of our immune system contributes to Alzheimer's disease by affecting brain cells called microglia.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionBaylor College of Medicine NIH-funded
Lab location1 site (Houston, United States)
Project IDNIH-11162503 on NIH RePORTER

What this research studies

We know that in Alzheimer's disease, certain brain cells called microglia become overactive and inflamed around harmful protein clumps. These microglia usually help clear away these clumps, but they can become less effective over time. This research looks at a specific part of the immune system, called the complement pathway, which seems to play a role in this microglial dysfunction. By understanding how this pathway affects microglia's ability to process energy and clear harmful proteins, we hope to find new ways to protect brain health.

Who could benefit from this research

Good fit: This foundational research is not directly recruiting patients but aims to benefit individuals living with or at risk for Alzheimer's disease.

Not a fit: Patients seeking immediate treatment options would not directly benefit from this basic science research.

Why it matters

Potential benefit: If successful, this work could identify new targets for therapies that restore healthy microglial function and slow or prevent the progression of Alzheimer's disease.

How similar studies have performed: Previous genetic studies have highlighted the importance of microglia in Alzheimer's, and other research suggests that inhibiting the complement pathway may offer protection against the disease.

Where this research is happening

Houston, 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 brain
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.