Stopping harmful inflammation from bacterial infections by targeting RIPK2

Innate Immune Signal Transduction Specificity in Inflammatory Disease

NIH-funded research National Jewish Health · NIH-11261104

Researchers are developing drugs that block a protein called RIPK2 to reduce damaging inflammation in people with certain bacterial infections or inflammatory conditions.

Quick facts

Grant typeNIH-funded research
Study typeNIH-funded research
Funding institutionNational Jewish Health NIH-funded
Lab location1 site (Denver, United States)
Project IDNIH-11261104 on NIH RePORTER

What this research studies

This work focuses on how cells detect intracellular bacteria and trigger inflammation that can sometimes become harmful. The team has created chemical inhibitors of the enzyme RIPK2 and is preparing them for early clinical steps. They are mapping RIPK2-driven signaling using mass spectrometry, phosphoproteomic databases, and chemical genetics to find real molecular targets and biomarkers. The goal is to understand who might benefit from RIPK2-blocking medicines and how those drugs should be used safely.

Who could benefit from this research

Good fit: People with inflammatory conditions thought to be driven by excessive NOD2/RIPK2 signaling or with recurrent intracellular bacterial infections would be the most likely candidates for future trials.

Not a fit: Patients whose disease is caused by other pathways or who need stronger immune responses (immunodeficiency) are unlikely to benefit and could be harmed by blocking inflammation.

Why it matters

Potential benefit: If successful, this could lead to new medicines that dial down damaging inflammation in people with bacterial infection–related or other RIPK2-driven inflammatory diseases.

How similar studies have performed: Preclinical work and early chemical development have been promising and RIPK2 inhibitors are at the pre-IND stage, but clinical benefit in people has not yet been demonstrated.

Where this research is happening

Denver, 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 Bacterial Infections
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.