Understanding how a protein called Tollip protects airways from flu infections and asthma flare-ups

Tollip inhibits IL-33 signaling during airway influenza virus infection

NIH-funded research University of Arizona · NIH-11132927

This project explores how a protein called Tollip helps protect the lungs from flu infections and reduces severe asthma symptoms.

Quick facts

Grant typeNIH-funded research
Study typeNIH-funded research
Funding institutionUniversity of Arizona NIH-funded
Lab location1 site (Tucson, United States)
Project IDNIH-11132927 on NIH RePORTER

What this research studies

Asthma flare-ups caused by viruses like the flu are a major challenge because effective treatments are often missing. This project aims to understand how a protein called Tollip helps protect the airways from these viral infections and the inflammation they cause. Researchers believe Tollip plays a role in controlling a specific immune signal, IL-33, which is released during tissue injury and contributes to asthma symptoms. By studying how Tollip works, we hope to uncover new ways to reduce viral load, inflammation, and tissue damage in the lungs. This knowledge could lead to better strategies for preventing severe asthma exacerbations triggered by respiratory viruses.

Who could benefit from this research

Good fit: This foundational research is relevant for patients with asthma, particularly those who suffer from severe exacerbations triggered by respiratory viral infections like influenza.

Not a fit: Patients without asthma or those whose asthma is not significantly impacted by viral infections may not directly benefit from this specific line of research.

Why it matters

Potential benefit: If successful, this work could lead to new treatments or preventive strategies for people with asthma who experience severe flare-ups due to viral infections.

How similar studies have performed: While the roles of viral infection and IL-33 in asthma are known, this project explores the specific protective mechanisms of Tollip, building on initial findings in animal models.

Where this research is happening

Tucson, 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 2026-06-10 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.