How the body calms immune overreactions during the flu

Negative regulation of innate immunity in influenza virus infection

NIH-funded research Georgia State University · NIH-11223306

Finding how proteins switch off parts of the immune system during influenza infections to help people at risk of dangerous lung inflammation.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionGeorgia State University NIH-funded
Lab location1 site (Atlanta, United States)
Project IDNIH-11223306 on NIH RePORTER

What this research studies

You will be reading about lab work that looks at how the airway’s first-line defenses are kept under control during flu infection. Researchers focus on molecules that act as "off" switches for innate immunity, including a regulatory protein called Pirin, using cell models and virus infections to map the signaling steps. The team uses molecular biology and functional assays to see what causes harmful overactive inflammation and which points could be targeted by drugs. This lab-based work aims to point the way toward new treatments that could be tested in people later on.

Who could benefit from this research

Good fit: People recently infected with influenza or those at high risk for severe flu complications, especially with respiratory symptoms, would be most relevant to future clinical work based on this project.

Not a fit: People without influenza or those seeking immediate symptom relief are unlikely to get direct benefit from this primarily laboratory-focused project.

Why it matters

Potential benefit: If successful, the work could identify drug targets that prevent dangerous lung inflammation and reduce severe flu complications.

How similar studies have performed: Prior research has clarified immune activation pathways in flu, but targeting negative regulators like Pirin is relatively new and has not yet produced patient treatments.

Where this research is happening

Atlanta, 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.
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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.