How certain brain immune cells called microglia affect Alzheimer's

Role of Disease-Associated Microglia in Alzheimer's disease

NIH-funded research University of California-Irvine · NIH-11234266

This project tests whether changing a specific kind of brain immune cell (disease-associated microglia) can change how Alzheimer's develops or responds to antibody therapy.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of California-Irvine NIH-funded
Lab location1 site (Irvine, United States)
Project IDNIH-11234266 on NIH RePORTER

What this research studies

From a patient's perspective, researchers are using a new mouse model that lets them specifically label or switch off a subtype of brain immune cell called disease-associated microglia (DAMs). They turn these cells on or off at different ages to see how that affects memory, behavior, brain inflammation, amyloid and tau buildup, and nerve cell health. The team will also look at what happens to these microglia after antibody-based therapies that target amyloid. The work aims to pinpoint whether DAMs help protect the brain or make damage worse, and whether targeting them could improve treatment outcomes.

Who could benefit from this research

Good fit: People with Alzheimer's disease or AD-related dementia would be the eventual group who might benefit from treatments informed by this research.

Not a fit: People without Alzheimer's or those whose dementia is caused by non-AD conditions are unlikely to directly benefit from these findings.

Why it matters

Potential benefit: If successful, this work could reveal new targets in brain immune cells that lead to therapies slowing or modifying Alzheimer's disease.

How similar studies have performed: Previous animal studies have shown microglia can influence plaques and neuron health, but using this new inducible system to target DAMs and test effects across disease stages is relatively novel.

Where this research is happening

Irvine, 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 Acquired brain injury
Last reviewed 2026-06-15 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.