Investigating the role of Th9 cells in protecting against tuberculosis

Th9 cells and protective TB immunity

NIH-funded research Saint Louis University · NIH-11044035

This study is looking at how a special type of immune cell called Th9 cells can help our bodies fight off tuberculosis (TB), and it's for people who have been vaccinated against TB or have a latent TB infection.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionSaint Louis University NIH-funded
Lab location1 site (Saint Louis, United States)
Project IDNIH-11044035 on NIH RePORTER

What this research studies

This research focuses on understanding how a specific type of immune cell, known as Th9 cells, can help protect against tuberculosis (TB). The researchers will explore how these cells are activated and their potential to enhance immunity against Mycobacterium tuberculosis, the bacteria that causes TB. By studying immune responses in individuals who have been vaccinated or have latent TB infection, the team aims to uncover the mechanisms by which Th9 cells contribute to fighting this infection. The approach includes differentiating Th9 cells from other immune cells and testing their effectiveness in killing the bacteria in laboratory settings.

Who could benefit from this research

Good fit: Ideal candidates for this research include individuals who have received the Bacille Calmette-Guerin (BCG) vaccine or those with latent TB infection.

Not a fit: Patients who are currently infected with active tuberculosis may not benefit directly from this research.

Why it matters

Potential benefit: If successful, this research could lead to the development of more effective vaccines or therapies for tuberculosis.

How similar studies have performed: While the role of Th1 cells in TB immunity has been well-studied, the investigation of Th9 cells is relatively novel and has not been extensively tested in this context.

Where this research is happening

Saint Louis, 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 2026-06-13 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.