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April 5, 2026Cancer Research0 citations

Uncovering The Role Of XPO6 In Nasopharyngeal Carcinoma Immune Resistance

Abstract 7470: Uncovering the role of XPO6 in nasopharyngeal carcinoma

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Authors

ZLZiye LuZQZiyang QiLGLanqi Gong

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Overview

This research demonstrates XPO6's role in immune evasion and T cell resistance in nasopharyngeal carcinoma, suggesting novel therapeutic avenues.

Key Points

  • This study aims to investigate the role of XPO6 in immune resistance mechanisms in EBV-positive nasopharyngeal carcinoma.
  • Conducted a CRISPR-Cas9 screen targeting 19,114 genes in two NPC cell lines.
  • Applied cytotoxic pressure from NY-ESO-1-specific TCR-engineered T cells.
  • Generated XPO6 knockout and overexpression derivatives of the C666 cell line.
  • Performed functional co-culture assays to evaluate cell viability and immune response.
  • XPO6 deletion significantly sensitized EBV-positive NPC to T cell-mediated killing.
  • XPO6 knockout led to increased secretion of proinflammatory cytokines like IFN-gamma and TNF-alpha.
  • XPO6 overexpression conferred increased resistance to T cell cytotoxicity.

Cite This Study

Lu et al. (2026) studied this question.

synapsesocial.com/papers/69d1fdf7a79560c99a0a466chttps://doi.org/10.1158/1538-7445.am2026-7470
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