Protein-polymer treatment for Sjögren's

Protein-polymer nanomedicine for Sjogren's Syndrome

NIH-funded research University of Southern California · NIH-11251228

This project creates tiny protein-polymer medicines intended to reduce eye and mouth dryness and inflammation for people with Sjögren's syndrome.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of Southern California NIH-funded
Lab location1 site (Los Angeles, UNITED STATES)
Project IDNIH-11251228 on NIH RePORTER

What this research studies

Researchers are designing protein-polymer nanoparticles that can carry medicines both directly to tear and salivary glands and systemically through the body. They will test combined local (gland-directed) and systemic delivery in mouse models that mimic Sjögren's symptoms to see if this approach reduces gland inflammation and dry eye/mouth. The goal is to treat both the local gland problems and the wider immune-driven symptoms that some patients experience. If the platform works well in animals, it could be adapted for future human trials.

Who could benefit from this research

Good fit: People with Sjögren's syndrome who have active lacrimal or salivary gland inflammation and bothersome dry eye or dry mouth despite standard topical care are the likely candidates for related future trials.

Not a fit: Patients whose dryness is caused by non-autoimmune conditions, those without active gland inflammation, or patients with advanced complications like lymphoma may not benefit from this targeted approach.

Why it matters

Potential benefit: If successful, this approach could better relieve dry eye and dry mouth and reduce systemic inflammation with more targeted therapy and fewer broad immunosuppressive side effects.

How similar studies have performed: Some targeted delivery and biologic treatments have shown promise in autoimmune diseases, but combining gland-focused plus systemic delivery using protein-polymer nanoparticles is largely experimental.

Where this research is happening

Los Angeles, 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 Diseases
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.