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August 1, 2026ImmunityOpen Access

CCR7+ activated dendritic cells are essential for spontaneous and immunotherapy-driven anti-tumor immunity

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Authors

MKMaria A. KoufakiERErin RichardsonEBEduardo Bonavita

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Overview

Randomized trial examines the role of CCR7+ dendritic cells in anti-tumor immunity, suggesting critical functions for immunotherapy.

Key Points

  • This research aims to understand the role of CCR7+ activated dendritic cells in developing anti-tumor immune responses and their significance in immunotherapy.
  • Developed mouse models to label or ablate CCR7+ activated dendritic cells.
  • Examined the stimulation capacity of conventional dendritic cells in anti-tumor immunity.
  • Investigated the effects of actDCs on tumor-specific cytotoxic T lymphocytes in tumor-draining lymph nodes.
  • Ablation of CCR7+ activated dendritic cells led to impaired spontaneous tumor control (p<0.05).
  • actDCs supported cytotoxic T lymphocyte priming, with a significant difference in function based on cancer type (p<0.01).
  • Dendritic cells' capacity to maintain effector CTL function in tumors was critically dependent on their activation state.

Cite This Study

Koufaki et al. (2026) studied this question.

synapsesocial.com/papers/6a7bdb227cc40aa1f8df9001https://doi.org/10.1016/j.immuni.2026.07.002
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Also Consider

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

  1. 1Leveraging cDC1 biology and function for enhanced immunotherapy2026
  2. 2Spatial Organisation of Tumour cDC1 States Correlates with Effector and Stem‐Like CD8<sup>+</sup> T Cells Location2025 · 11 citations
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  4. 4Crucial role of dendritic cells in the generation of anti-tumor T-cell responses and immunogenic tumor microenvironment to suppress tumor development2024 · 3 citations
  5. 5Depletion of CCR8+ Treg cells restores dendritic cell function to drive anti-tumor immunity2026