How brain immune cells affect blood sugar and body weight

Metabolic Regulation by Microglial Inflammatory Signaling

NIH-funded research University of Washington · NIH-11318901

This project looks at whether changing the activity of brain immune cells called microglia changes blood sugar control and body weight for people with type 2 diabetes or obesity.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of Washington NIH-funded
Lab location1 site (Seattle, United States)
Project IDNIH-11318901 on NIH RePORTER

What this research studies

From a patient's point of view, scientists are using mice to turn microglia (brain immune cells) on or off with a special receptor to see how that changes glucose levels and weight. They feed some mice a high-fat diet to mimic overnutrition and then measure glucose tolerance, insulin release, and brain neuron activity. The team studies inflammatory signals such as TNF and prostaglandins and tracks how those signals affect melanocortin neurons and parasympathetic control of insulin. Results are meant to reveal mechanisms that could guide future treatments targeting brain–immune links in metabolic disease.

Who could benefit from this research

Good fit: People with type 2 diabetes or obesity who are interested in new biological explanations for blood sugar problems would be most connected to this research, though the current experiments use mice rather than enrolling patients.

Not a fit: Patients should not expect direct or immediate treatment benefit because the work is preclinical and performed in animal models to guide future human therapies.

Why it matters

Potential benefit: If successful, this work could point to new targets in the brain-immune system that improve blood sugar control for people with type 2 diabetes or obesity.

How similar studies have performed: Related animal studies, including prior work from this team, have shown that altering microglial inflammation changes weight and glucose control, but these findings are still novel and have not been tested as treatments in people.

Where this research is happening

Seattle, 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 Adult-Onset Diabetes MellitusCardiovascular Diseases
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.