How the immune system detects capsule-covered bacteria
Innate immune defenses against a cytosolic capsule
This project looks at how the body's innate immune system finds and fights bacteria wrapped in sugar capsules, which could help people with chronic granulomatous disease and similar immune problems.
Quick facts
| Grant type | R01 grant |
|---|---|
| Study type | NIH-funded research |
| Funding institution | Duke University NIH-funded |
| Lab location | 1 site (Durham, United States) |
| Project ID | NIH-11330669 on NIH RePORTER |
What this research studies
If you or a loved one has chronic granulomatous disease (CGD), this work aims to explain how innate immune sensors spot bacteria that carry sugary capsules and trigger cell-cleaning pathways. The team will use lab-grown human and mouse cells, animal models, and molecular experiments to see how capsules are detected inside cells and how that detection leads to bacterial killing. They will focus on pathways such as autophagy and other innate responses that organize clearance of these encapsulated bacteria. Understanding these steps could point to ways to boost or mimic these defenses for people prone to recurrent infections.
Who could benefit from this research
Good fit: People with chronic granulomatous disease or patients with recurrent infections caused by capsule-forming bacteria would be most closely connected to this research.
Not a fit: Patients whose infections are unrelated to capsule-forming bacteria or whose conditions arise from non-immune causes are less likely to benefit directly.
Why it matters
Potential benefit: Could identify immune pathways or targets that lead to new therapies or strategies to help patients, especially those with CGD, clear capsule-forming bacterial infections.
How similar studies have performed: Previous research has shown that innate sensors and autophagy can clear some bacteria, but applying these findings specifically to capsule detection is relatively novel.
Where this research is happening
Durham, United States
- Duke University — Durham, United States (Active)
Researchers
- Principal investigator: Miao, Edward a — Duke University
- Study coordinator: Miao, Edward a
About this research
- This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
- Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
- For full project details, budget, and progress reports, visit the official NIH RePORTER page below.