Current situation of programmed cell death protein 1/programmed cell death ligand 1 inhibitors in advanced

Yuehua Liang1, Xiaoran Liu1, Kun Li1

  • 1Key Laboratory of Carcinogenesis and Translational Research (Ministry of Education/Beijing), Department of Breast Oncology, Peking University Cancer Hospital & Institute, Beijing 100142, China.

Insights

Triple-negative breast cancer (TNBC) is aggressive. Programmed death 1/programmed death ligand 1 (PD-1/PD-L1) inhibitors show promise, but optimal use and patient selection for advanced TNBC remain under investigation to maximize treatment effectiveness.

Area of Science:

  • Oncology
  • Immunotherapy

Background:

  • Triple-negative breast cancer (TNBC) presents the poorest prognosis among breast cancer subtypes.
  • TNBC exhibits significant immunogenicity, suggesting potential therapeutic benefit from immune checkpoint inhibitors.

Purpose of the Study:

  • To review and synthesize findings from clinical studies involving PD-1/PD-L1 inhibitors in advanced TNBC.
  • To explore strategies for optimizing the use of PD-1/PD-L1 inhibitors and identifying patient subgroups who may benefit most.

Main Methods:

  • Systematic review of published clinical trials.
  • Analysis of studies utilizing PD-1/PD-L1 inhibitors for advanced TNBC treatment.

Main Results:

  • PD-1/PD-L1 inhibitors are being investigated for their potential to improve TNBC outcomes.
  • Current data highlight ongoing research into maximizing the efficacy of these immunotherapies.
  • Patient selection criteria and optimal treatment regimens are areas of active clinical debate.

Conclusions:

  • Further research is needed to establish definitive guidelines for PD-1/PD-L1 inhibitor therapy in advanced TNBC.
  • Identifying predictive biomarkers and refining treatment strategies are crucial for improving patient prognosis.

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