What keeps lung and other tissue macrophages healthy and working

Genetic Mechanisms of Tissue-Resident Macrophage Maintenance and Function

NIH-funded research Michigan State University · NIH-11336889

Researchers are finding which genes help long-lived tissue immune cells, especially lung macrophages, stay healthy and protect the lungs.

Quick facts

Grant typeNIH-funded research
Study typeNIH-funded research
Funding institutionMichigan State University NIH-funded
Lab location1 site (East Lansing, United States)
Project IDNIH-11336889 on NIH RePORTER

What this research studies

The team grows lung-like alveolar macrophages outside the body to mimic the cells that live in the lungs. They built a genome-wide knockout library to turn off individual genes in those cells and run large-scale screens to see which genes are needed for the cells to keep their lung-specific identity and normal functions. Promising gene hits will be followed up with experiments to understand how they control macrophage maintenance and activity. This work is done in lab-grown models and cellular systems rather than in people.

Who could benefit from this research

Good fit: This research is most relevant to people with lung conditions such as chronic inflammatory lung disease, recurrent lung infections, or other disorders involving alveolar macrophage dysfunction.

Not a fit: People whose health issues are unrelated to lung immune cells or macrophage function are unlikely to see direct benefits from this specific research.

Why it matters

Potential benefit: If successful, this work could identify new targets to boost lung immunity or reduce harmful lung inflammation.

How similar studies have performed: Prior animal and cell studies have identified genes that influence macrophage behavior, but using genome-wide knockout screens in alveolar macrophage–like cells is a newer and more comprehensive approach.

Where this research is happening

East Lansing, 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.