Protective HLA genes and insulin-targeting immune cells in type 1 diabetes

Insulin specific T cell response shaped by diabetes protective MHC class II molecules

NIH-funded research University of Colorado Denver · NIH-11323102

This project looks at how HLA genes that protect against type 1 diabetes change insulin-targeting immune cells, which could help people at risk for the disease.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of Colorado Denver NIH-funded
Lab location1 site (Aurora, UNITED STATES)
Project IDNIH-11323102 on NIH RePORTER

What this research studies

You would hear that researchers are using a combination of mouse models and human HLA comparisons to see how protective versus risk HLA class II molecules present pieces of insulin to CD4 T cells. They label the insulin B:9-23 peptide and use tetramers and immune assays to find and track insulin-specific regulatory T cells in lymph nodes and pancreas. The team compares animals that develop diabetes with those that are protected to understand which T cell interactions prevent disease. Results are meant to inform whether boosting similar protective immune responses in people might prevent or slow type 1 diabetes.

Who could benefit from this research

Good fit: Ideal candidates would be people with type 1 diabetes, relatives or others with high genetic risk (specific HLA types), or individuals willing to donate blood or tissue for research.

Not a fit: People with type 2 diabetes, unrelated conditions, or those who do not carry the relevant HLA types are unlikely to receive direct benefit from this specific work.

Why it matters

Potential benefit: If successful, this work could lead to ways to increase protective regulatory T cells and reduce the risk or severity of type 1 diabetes.

How similar studies have performed: Prior animal studies and some human HLA research suggest protective alleles can promote regulatory T cell responses, but turning that into human therapies remains at an early stage.

Where this research is happening

Aurora, 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 Autoimmune Diabetes
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.