Related Experiment Video
Updated: May 10, 2026

Generating De Novo Antigen-specific Human T Cell Receptors by Retroviral Transduction of Centric Hemichain
Published on: October 25, 2016
One is better than two: TCR pairing and GVHD
Benjamin G Vincent1, Jonathan S Serody
1Department of Medicine and the Lineberger Comprehensive Cancer Center, University of North Carolina at Chapel Hill, Chapel Hill, NC 27599-7295, USA.
Dual T cell receptors (TCRs) were more common in patients experiencing acute graft-versus-host disease (GVHD) after stem cell transplants. This finding suggests a potential link between dual TCRs and GVHD development.
Area of Science:
- Immunology
- Transplantation Medicine
Background:
- Allogeneic stem cell transplantation is a critical treatment for various hematologic malignancies.
- Graft-versus-host disease (GVHD) remains a significant complication following allogeneic stem cell transplantation.
- T lymphocytes play a central role in the immunobiology of GVHD.
Purpose of the Study:
- To investigate the frequency of T lymphocytes expressing dual T cell receptors (TCRs) in patients with acute GVHD.
- To compare the prevalence of dual TCR-expressing T cells in patients with and without acute GVHD post-transplantation.
Main Methods:
- Analysis of T lymphocyte populations in patients undergoing allogeneic stem cell transplantation.
- Flow cytometry or similar techniques to identify and quantify T cells expressing dual TCRs.
Main Results:
- A higher frequency of T lymphocytes expressing dual TCRs was observed in patients who developed acute GVHD.
- Patients who underwent allogeneic stem cell transplantation but did not develop acute GVHD exhibited a lower frequency of dual TCR-expressing T cells.
Conclusions:
- The presence of T lymphocytes with dual TCRs is associated with an increased risk of acute GVHD after allogeneic stem cell transplantation.
- Dual TCR expression may represent a biomarker or contribute to the pathogenesis of acute GVHD.
More Related Videos
Related Concept Videos
Equivalent Couples
Two couples are considered to be equivalent if they produce the same rotational effect on a rigid body. In other words, the two couples have the same magnitude and act in the same direction, causing the same angular displacement or acceleration in the body.
For instance, consider two couples lying in the plane of the page, with one having a pair of equal...
Trihybrid Crosses
Some of Mendel’s crosses examined three pairs of contrasting characteristics. Such a cross is called a trihybrid cross. A trihybrid cross is a combination of three individual monohybrid crosses. For example, plant height (tall vs. short), seed shape (round vs. wrinkled), and seed color (yellow vs. green).
The F1 generation plants of a trihybrid cross are heterozygous for all three traits and produce eight gametes. Upon self-fertilization, these gametes have an equal chance to...
Hazard Ratio
For example, in a clinical trial evaluating a...
DNA Base Pairing
DNA Base Pairing
Multiple Comparison Tests
It would be easy to compare two samples using a significance alpha level of 0.05. In other words, there is only one sample pair to be compared. However, it would be difficult to identify a significantly different sample if the number...

