Basic & Clinical Medicine ›› 2023, Vol. 43 ›› Issue (9): 1457-1461.doi: 10.16352/j.issn.1001-6325.2023.09.1457

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Progress of exosomal PD-L1 in diagnosis and treatment of non-small cell lung cancer

YAN Chenhong1, JIN Er2*   

  1. 1. The Fourth Clinical Medical College, Zhejiang Chinese Medical University, Hangzhou 310000;
    2. Department of Respiratory Medicine,Affiliated Hangzhou First People's Hospital, Zhejiang University School of Medicine, Hangzhou 310000, China
  • Received:2022-08-25 Revised:2022-12-04 Online:2023-09-05 Published:2023-09-01
  • Contact: *amyier@163.com

Abstract: Exosomal PD-L1(exoPD-L1) is secreted by cancer cells in some patients with non-small cell lung cancer and this molecule participates in the development of tumors. As liquid biopsy detection, the detection of exosomal PD-L1 has a great deal of advantages, such as non-invasive and stable. Furthermore, exosomal PD-L1 has a bright prospect in early diagnosis in lung cancer, which also has close contact with TNM of non-small cell lung cancer. Exosomal PD-L1 is related to tumor tissue PD-L1 and can be used to select people who in deed suit immumunotherapy.Monitoring exosomal PD-L1 dynamically is meaningful for evaluating the effects of immunotherapy in patients with non-small cell lung cancer. Study has found that blocking the secretion of exosomal PD-L1 could assist immunotherapy. The application of exosomal PD-L1 is quite potential to the treatment of patients at advanced stage of non-small cell lung cancer.

Key words: non-small cell lung cancer, exosome, PD-L1, diagnosis, immunotherapy

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