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A Biospecimen Collection Study to Identify the Targets of Disease-Reactive T Cells in Patients With Autoimmune Disease
Sponsor: TScan Therapeutics, Inc.
Summary
The most clinically meaningful way to discover new targets of T cells in autoimmune diseases is to study the tissues of patients with active autoimmune disease mediated organ inflammation. These tissues contain both cytotoxic and helper T cells that are driving their disease, and these T cells are being guided by TCRs that recognize tissue-specific targets. By collecting tissue when a patient has active inflammation, it is possible to determine which T cells are activated and undergoing clonal expansion in the patient's diseased organ. TScan has developed a genome-wide, high-throughput technology to determine the natural, physiological target of any TCR (Kula, 2019). The goal of this study is to isolate T cells from inflamed tissues and matched blood samples and/or matched normal tissues (for patients with inflammatory bowel diseases). T cell clones that are expanded in diseased tissues relative to blood or normal tissues will be selected and the targets of their TCRs will be defined using TScan's genome-wide, high-throughput target ID technology. The goal of this study is to discover a collection of peptide targets, along with their associated TCRs to be developed as new tolerogenic therapies for patients with autoimmune diseases.
Key Details
Gender
All
Age Range
18 Years - Any
Study Type
OBSERVATIONAL
Enrollment
300
Start Date
2023-01-03
Completion Date
2027-01
Last Updated
2025-11-24
Healthy Volunteers
No
Conditions
Interventions
Companion blood samples with procedure
Participants in all cohorts will have a companion blood sample obtained on or around the time of the procedure intended to obtain tissue or fluid.
Locations (12)
Knowledge Research Center
Orange, California, United States
Cura Clinical Research
Sherman Oaks, California, United States
Arnold Arthritis & Rheumatology
Skokie, Illinois, United States
University of Kentucky Research Foundation
Lexington, Kentucky, United States
Massachusetts Eye Research and Surgery Institution (MERSI)
Waltham, Massachusetts, United States
Susquehanna Research Group
Harrisburg, Pennsylvania, United States
Nexus Research
Cranston, Rhode Island, United States
Nexus Research
Cranston, Rhode Island, United States
RI Rheumatology
Cranston, Rhode Island, United States
Palmetto Gastroenterology Clinical Research, LLC
Summerville, South Carolina, United States
Novel Research
Bellaire, Texas, United States
Medical College of Wisconsin
Milwaukee, Wisconsin, United States