Nature Communications (Apr 2021)

Co-delivery of IOX1 and doxorubicin for antibody-independent cancer chemo-immunotherapy

  • Jing Liu,
  • Zhihao Zhao,
  • Nasha Qiu,
  • Quan Zhou,
  • Guowei Wang,
  • Haiping Jiang,
  • Ying Piao,
  • Zhuxian Zhou,
  • Jianbin Tang,
  • Youqing Shen

DOI
https://doi.org/10.1038/s41467-021-22407-6
Journal volume & issue
Vol. 12, no. 1
pp. 1 – 17

Abstract

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Some chemotherapeutic drugs, such as doxorubicin, induce immunogenic cell death (ICD) and promote anti-tumor immune responses. Here the authors report that the histone demethylase inhibitor 5-carboxy-8-hydroxyquinoline (IOX1) reduces the expression of PD-L1 in cancer cells and enhances doxorubicin-induced ICD, promoting T cell infiltration and reducing tumor growth in preclinical models.