Finding modified proteins that affect immune responses

Identification of post-translationally modified antigens using genetic code expansion

NIH-funded research University of Pittsburgh at Pittsburgh · NIH-11115079

This study is looking at how changes to proteins can affect the immune system's ability to recognize them, which could help us understand diseases like rheumatoid arthritis and type 1 diabetes better, and ultimately lead to more effective treatments for patients.

Quick facts

Grant typeR21 grant
Study typeNIH-funded research
Funding institutionUniversity of Pittsburgh at Pittsburgh NIH-funded
Lab location1 site (Pittsburgh, United States)
Project IDNIH-11115079 on NIH RePORTER

What this research studies

This research focuses on understanding how chemical modifications of proteins, known as post-translational modifications (PTMs), influence the immune system's ability to recognize these proteins. By using a novel approach called SABRs, the team aims to identify thousands of protein fragments that may trigger immune responses in diseases like rheumatoid arthritis and type 1 diabetes. The study will utilize advanced genetic techniques to expand the genetic code, allowing for the exploration of these modifications in a high-throughput manner. Patients may benefit from insights into how their immune systems react to these modified proteins, potentially leading to better-targeted therapies.

Who could benefit from this research

Good fit: Ideal candidates for this research include individuals with autoimmune diseases such as rheumatoid arthritis or type 1 diabetes.

Not a fit: Patients with non-autoimmune conditions or those not affected by the diseases being studied may not receive any benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to improved diagnostic and therapeutic strategies for autoimmune diseases and cancer.

How similar studies have performed: Previous research has successfully identified immunogenic epitopes using similar approaches, indicating a promising avenue for further exploration.

Where this research is happening

Pittsburgh, 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 2026-06-09 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.