Mouse Study on Bone Marrow Transplantation from GITRL Transgenic Donors
Researchers transplanted bone marrow from GITRL transgenic mice into wild-type mice. This led to an increase in GITRL expression on B cells, an expansion of regulatory T cells (Tregs), and nearly complete suppression of experimental autoimmune encephalomyelitis (EAE), a mouse model that mimics multiple sclerosis.
- Tags
- #ImmuneReset
- Most relevant to
- —
- Human efficacy
- Not yet assessed
- Mechanism
- Not yet assessed
- Evidence strength
- Not yet assessed
- Outcome
- Not yet assessed
Why it matters
These findings suggest a potential strategy for developing therapies that expand Tregs, which could help restore immune tolerance in inflammatory diseases like multiple sclerosis.
What this does not prove
The study does not confirm clinical efficacy in humans, and results may not be directly applicable to human multiple sclerosis due to the mouse model's limitations.
Next milestone
No next milestone was established from the available source.
Study facts
- Study design
- Laboratory
- Participants / samples
- Not reported
- Randomised
- Not reported
- Controlled
- Not reported
- Primary endpoint met
- Not reported
- Relevant MS type
- Not reported
- Publication date
- 2026-05-26
- Evidence reviewed
- Abstract only
- Regulatory approval
- Not reported
- Research areas
- Immune reset
Original sources
- Primary evidenceGlucocorticoid-induced TNF receptor ligand-dependent B-cell expansion of regulatory T cells as an immune cell therapy strategy. ↗DOI: 10.1016/j.bict.2026.100065
Supporting passages (10)
study phaseB-cell-based immune cell therapies represent a potential strategy for restoring immune tolerance by expanding regulatory T cells (Tregs).
study designTo evaluate the translational potential of this pathway as a hematopoietic immune cell therapy, we transplanted wild-type recipients with bone marrow from GITRL transgenic donors.
subjectsTo evaluate the translational potential of this pathway as a hematopoietic immune cell therapy, we transplanted wild-type recipients with bone marrow from GITRL transgenic donors.
speciesIn B-cell-specific GITRL transgenic mice, Treg numbers are significantly increased, and the severity of experimental autoimmune encephalomyelitis (EAE), a mouse model of multiple sclerosis, is attenuated.
research categoriesB-cell-based immune cell therapies represent a potential strategy for restoring immune tolerance by expanding regulatory T cells (Tregs).
publication date2026-05-26
interventionresulted in the expansion of endogenous Tregs and a corresponding increase in the proportion of Tregs within the CD4+ T-cell compartment, with near-complete suppression of EAE.
comparatorTo evaluate the translational potential of this pathway as a hematopoietic immune cell therapy, we transplanted wild-type recipients with bone marrow from GITRL transgenic donors.
findingsThese findings demonstrate that enhancing GITRL expression within the hematopoietic B-cell compartment provides a tractable strategy for expanding endogenous Tregs and augmenting Treg-mediated immune suppression, establishing a framework for developing B-cell-based immune cell therapies capable of durable immune suppression for inflammatory diseases.
limitationsTitle: Glucocorticoid-induced TNF receptor ligand-dependent B-cell expansion of regulatory T cells as an immune cell therapy strategy.
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