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October 2, 2025

Data from Reprogramming CD8+ T-cell Branched N-Glycosylation Limits Exhaustion, Enhancing Cytotoxicity and Tumor Killing

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Authors

CACatarina M. AzevedoBXBingxian XieWGWilliam Gunn

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Overview

Study demonstrates altered T-cell glycome influences tumor immunity in colorectal cancer, suggesting new CAR T cell strategies.

Key Points

  • Mgat5 deletion improves cd8+ t cell function and cancer cell killing in vitro and in tumors.
  • Intratumoral changes in branched n-glycans linked to t-cell exhaustion with increased pd1 and tim3 expression.
  • CRISPR-Cas9 techniques reveal that targeting mgat5 enhances car t cell efficacy against solid tumors.
  • Findings suggest that modifying the glycome could boost the antitumor activity of t-cell therapies.

Cite This Study

Azevedo et al. (2025) studied this question.

synapsesocial.com/papers/68de68f183cbc991d0a2190dhttps://doi.org/10.1158/2326-6066.c.8065174
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Also Consider

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

  1. 1Reprogramming CD8+ T-cell branched N-glycosylation limits exhaustion, enhancing cytotoxicity and tumor killing2025
  2. 2Abstract 3994: N glycosylation inhibition hinders immunosuppressive tumor microenvironment cells improving CAR T cell efficacy2024
  3. 3Ex vivo and in vivo CRISPR/Cas9 screenings identify the roles of protein N-glycosylation in regulating T-cell activation and functions2026
  4. 4Ex vivo and in vivo CRISPR/Cas9 screenings identify the roles of protein N-glycosylation in regulating T-cell activation and functions2025
  5. 5N-glycosylation by Mgat5 imposes a targetable constraint on immune-mediated tumor clearance2024 · 4 citations