Efficacy relevance of PD-L1 expression on circulating tumor cells in metastatic breast cancer patients treated with anti-PD-1 immunotherapy.
Ying ZhouJinmei ZhouXiaopeng HaoHaoyuan ShiXuejie LiAnqi WangZhiyuan HuYanlian YangZefei JiangTao WangPublished in: Breast cancer research and treatment (2023)
Our findings suggested that PD-L1 expression on CTCs could predict the therapeutic response and clinical outcomes, providing a valuable predictive and prognostic biomarker for patients treated with anti-PD-1 immunotherapy.