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December 8, 2025BloodOpen Access

Interferon-gamma production in the bone marrow of myelodysplastic syndrome patients supports a treg-independent immune-tolerant microenvironment

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Authors

MCMarilena CiciarelloIstituto di Ematologia di BolognaFGF. GirottiIRCCS Istituto Auxologico ItalianoFZFederico ZingarelliIstituto di Ematologia di Bologna

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Implication

Study reveals IFN-gamma production affects immune escape and prognostic risk in myelodysplastic syndrome patients.

Key Points

  • This research aims to investigate how IFN-gamma production in myelodysplastic syndrome influences immune tolerance and microenvironment changes.
  • Analyzed IFN-gamma levels in bone marrow samples from myelodysplastic syndrome and acute myeloid leukemia patients.
  • Investigated the relationship between IFN-gamma and indoleamine 2,3-dioxygenase expression.
  • Compared immune cell populations, including Tregs, in various myelodysplastic syndrome samples.
  • MDS patients exhibited higher IFN-gamma levels compared to AML samples, affecting the bone marrow microenvironment.
  • Increased IFN-gamma correlated with higher indoleamine 2,3-dioxygenase expression, suggesting immune tolerance.
  • MDS samples had different immune characteristics compared to AML, with unique patterns of Treg induction.

Cite This Study

Ciciarello et al. (2025) studied this question.

synapsesocial.com/papers/69362f3d4fa91c937236d529https://doi.org/10.1182/blood-2025-7360
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Also Consider

Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context:

  1. 1Immunological biomarkers and TARC/CCL17 in myelodysplastic syndrome: Insights into immune microenvironment regulation2025
  2. 2Low expression of TMSB10 in bone marrow in MDS patients with T cell large granular lymphocytic proliferation is associated with improved immune tolerance status of T cells and disease prognosis: Clinical data and single-cell sequencing analysis2025
  3. 3AML blasts and monocytic myeloid-derived suppressor cells (M-MDSC) inhibit human mucosal-associated invariant t (MAIT) cells activation.2025
  4. 4IFNγ-dependent remodelling of the myeloid landscape underlies control of IFNγ-insensitive tumours2024
  5. 5Bone marrow CD57+ LGL cells comprised of NK and CD8 T cells drive bone marrow failure in Myelodysplastic Syndromes2025