How bitter taste receptors in immune cells help fight infections

Immune function of bitter taste receptors in human macrophages

NIH-funded research University of Pennsylvania · NIH-11001161

This study is looking at how certain taste receptors, usually found on our tongue, might help our immune cells fight off infections in the lungs, especially from bacteria like Pseudomonas aeruginosa, to see if they can boost our body's defense against these germs.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of Pennsylvania NIH-funded
Lab location1 site (Philadelphia, United States)
Project IDNIH-11001161 on NIH RePORTER

What this research studies

This research investigates the role of bitter taste receptors, known as T2Rs, in human immune cells called macrophages. These receptors, typically found on the tongue, are also present in other tissues and may play a crucial role in recognizing and responding to bacterial infections in the airways. By studying how these receptors function in primary human cells, the research aims to understand their potential to enhance the immune response against pathogens like Pseudomonas aeruginosa. The approach includes stimulating these receptors to see how they influence the production of antibacterial molecules and the overall immune response.

Who could benefit from this research

Good fit: Ideal candidates for this research include individuals suffering from airway infections, asthma, or chronic rhinosinusitis.

Not a fit: Patients with non-respiratory conditions or those not affected by bacterial infections may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to new therapies that enhance the body's ability to fight bacterial infections without relying on traditional antibiotics.

How similar studies have performed: Other research has shown promising results in targeting similar receptors for enhancing immune responses, suggesting potential for success in this area.

Where this research is happening

Philadelphia, 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 Airway DiseaseAirway 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.