Investigating the role of ESAT-6 in tuberculosis vaccines

A novel approach to determine the value of ESAT-6 as an antigen in M. tuberculosis infection and vaccines

NIH-funded research University of California, San Francisco · NIH-11104042

This study is looking at a protein from the tuberculosis bacteria to see if it can help make better vaccines or if it might actually get in the way of our immune system's ability to fight TB, which could lead to improved protection for people at risk of this infection.

Quick facts

Grant typeR21 grant
Study typeNIH-funded research
Funding institutionUniversity of California, San Francisco NIH-funded
Lab location1 site (San Francisco, United States)
Project IDNIH-11104042 on NIH RePORTER

What this research studies

This research focuses on understanding how the ESAT-6 protein from Mycobacterium tuberculosis may influence the immune response in tuberculosis (TB) infections and vaccines. The study aims to determine whether ESAT-6 is a beneficial antigen that can help develop more effective TB vaccines or if it acts as a decoy that hinders protective immunity. By analyzing immune responses in various animal models and potentially in humans, the research seeks to clarify the role of ESAT-6 in TB immunity. This could lead to better vaccine strategies that enhance protection against TB.

Who could benefit from this research

Good fit: Ideal candidates for this research include individuals who are at risk of tuberculosis infection or those who have been diagnosed with latent or active TB.

Not a fit: Patients who are not at risk for tuberculosis or those who have already received effective TB vaccinations may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to the development of more effective vaccines against tuberculosis, improving patient outcomes and reducing the global burden of the disease.

How similar studies have performed: Previous research has shown mixed results regarding the efficacy of ESAT-6 in TB vaccines, indicating that this area is still under investigation and may lead to novel insights.

Where this research is happening

San Francisco, 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.