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October 10, 2025Blood AdvancesOpen Access

Myeloid landscape profiling identifies DLBCL-specific suppressive macrophages colocalized with blood endothelial cells

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Authors

JFJuliette FerrantSGSimon Le GallouFPFrancine Padonou

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Overview

Analysis identifies tumor-associated macrophages in DLBCL lymph nodes, suggesting immune interactions with endothelial cells.

Key Points

  • A unique pattern of tumor-associated macrophages was found in DLBCL, emphasizing their role in the tumor microenvironment.
  • Mass cytometry and single-cell RNA sequencing revealed important interactions between macrophages and blood endothelial cells in DLBCL.
  • The study uncovered a spatial connection between specific macrophages and endothelial cells, linked to immune suppression.
  • Findings suggest that the macrophage-endothelial interaction could contribute to poor prognosis in DLBCL patients.

Cite This Study

Ferrant et al. (2025) studied this question.

synapsesocial.com/papers/68e8619c7ef2f04ca37e43e0https://doi.org/10.1182/bloodadvances.2024015689
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