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March 14, 2026Journal for ImmunoTherapy of Cancer0 citationsOpen Access

CD79A/CD40 intracellular domain uses a 4-1BB-like metabolic pathway driven by cholesterol biosynthesis

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YTYuki TakeuchiSTSeitaro TerakuraKIKohei Ishigiwa

Key Points

  • This research aims to explore the unique metabolic adaptations of CD79A/CD40 CAR-T cells and their implications for therapy.
  • Investigated metabolic pathways of CD79A/CD40 CAR-T cells
  • Analyzed glycolytic activation and OXPHOS
  • Assessed cholesterol metabolism in CAR-T cells
  • CD79A/CD40 CAR-T cells showed early glycolytic activation
  • Sustained oxidative phosphorylation (OXPHOS) was observed
  • Enhanced cholesterol metabolism linked to increased proliferation and persistence of CAR-T cells

Abstract

CD79A/CD40 CAR-T cells exhibit unique metabolic adaptations, including early glycolytic activation, sustained OXPHOS, and upregulated cholesterol metabolism, which together may underpin their enhanced proliferation and persistence. Targeting cholesterol metabolism may represent a novel strategy to optimize CAR-T cell function and improve therapeutic outcomes.

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Cite This Study

Takeuchi et al. (2026) studied this question.

synapsesocial.com/papers/69b4ba0818185d8a39802691https://doi.org/10.1136/jitc-2025-012309
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