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November 25, 2025The Journal of ImmunologyOpen Access

Macrophage - T cell interactions regulate anti-tumor immunity 2215

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Authors

MSMeenakshi SudhakaranSLSofía LombardiKKKelly Kersten

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Overview

Research identifies cancer immunotherapy's limited effects in breast cancer, suggesting macrophage interactions drive T cell exhaustion.

Key Points

  • This research aims to understand how macrophages and T cells interact in the tumor microenvironment to regulate anti-tumor immunity in breast cancer.
  • Investigation of the role of tumor-associated macrophages (TAMs) in the tumor microenvironment (TME).
  • Analysis of interactions between exhausted T cells (TEX) and TAMs.
  • Study of chemokine signaling pathways affecting T cell functionality.
  • Identified the co-dependency between exhausted T cells and macrophages in breast cancer.
  • Demonstrated the attraction of monocytes into the TME by TEX, influencing their differentiation into TAMs.
  • Proposed that TAMs drive T cell exhaustion through sustained interactions and signaling pathways.

Cite This Study

Sudhakaran et al. (2025) studied this question.

synapsesocial.com/papers/692502b787af00ed34ac1f64https://doi.org/10.1093/jimmun/vkaf283.159
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Also Consider

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  1. 1Macrophage repolarization by immune checkpoint blockade drives T-cell engagement in the tumor microenvironment 20762025
  2. 2Unlocking Cancer Immunity: Deciphering the Role of Tumor‐Associated Macrophages in Modulating Immunosuppressive Tumor Microenvironment2026 · 1 citations
  3. 3Tumor-Associated Macrophages (TAMs) in Cancer: Functional Programs, Metastatic Mechanisms, and Therapeutic Targeting2026 · 3 citations
  4. 4Characterization of anti-tumor networks in tumor-associated macrophages 23772025
  5. 5Macrophage heterogeneity in breast cancer microenvironment and development of a prognostic model: exploring TFF1 as a novel therapeutic target2026