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Multi-modal spatial characterization of tumor immune microenvironments identifies targetable inflammatory niches in diffuse large B cell lymphoma

  • Yibo Dai (Co-first Author)
  • , Atish Kizhakeyil (Co-first Author)
  • , Dai Chihara
  • , Xubin Li
  • , Yunhe Liu
  • , Tania Patricia Sainz Zuniga
  • , Ashley Wilson
  • , Jared Henderson
  • , Daniil Vibe
  • , Arman Petrosyants
  • , Connor Jacobson
  • , Alexander Sarachakov
  • , Krystle Nomie
  • , Kirill Kryukov
  • , Aleksander Bagaev
  • , Ayushi Chauhan
  • , Jason R. Westin
  • , Christopher R. Flowers
  • , Francisco Vega
  • , Linghua Wang*
  • Michael R. Green*
*Corresponding author for this work

Research output: Journal Publications and ReviewsRGC 21 - Publication in refereed journalpeer-review

Abstract

Diffuse large B cell lymphomas (DLBCLs) are a heterogeneous group of malignancies that can arise in lymph nodes or extranodal locations, including immune-privileged sites. Here, we applied highly multiplexed spatial transcriptomics and proteomics together with genomic profiling to characterize the immune microenvironment architecture of 78 DLBCL tumors. We define seven distinct cellular niches, each characterized by unique cellular compositions, spatial organizations and patterns of intercellular communication associated with niche-specific phenotypes of both T cells and tumor B cells. Among these, DLBCLs from immune-privileged sites showed abundant T cell infiltration into diffuse niches, where immune cells were intermixed with tumor B cells and bore transcriptional hallmarks of activation and effector function, suggesting that they may be primed for anti-tumor immunity. Spatial characterization of the DLBCL immune microenvironment, therefore, reveals cellular niches that foster divergent patterns of cell–cell interactions contributing to the phenotypic heterogeneity of both niche-resident tumor and immune cells.

© The Author(s) 2025

Original languageEnglish
Pages (from-to)2715-2727
Number of pages13
JournalNature Genetics
Volume57
Issue number11
Online published21 Oct 2025
DOIs
Publication statusPublished - Nov 2025
Externally publishedYes

Funding

This work was chiefly supported by the Futcher family. M.R.G. is a Scholar of the Leukemia and Lymphoma Society. A.K. is supported by a Lymphoma Research Foundation fellowship. L.W. was in part supported by the James P. Allison Institute and the Institute for Data Science in Oncology at the University of Texas MD Anderson Cancer Center.

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 3 - Good Health and Well-being
    SDG 3 Good Health and Well-being

Publisher's Copyright Statement

  • This full text is made available under CC-BY-NC-ND 4.0. https://creativecommons.org/licenses/by-nc-nd/4.0/

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