Article
Tumor mutational burden in non-immunotherapy patients with heavily pretreated metastatic breast cancer: long-term outcomes from a single institution.
Journal of chemotherapy (Florence, Italy) - 1 Jul 2023
Wu Fan, Chen Mulan, Li Nani, Wu Xiufeng, Huang Weiwei, Chen Xinhua, Chen Kan, Wang Lili, Liu Jian
Abstract excerpt
Patients with heavily pretreated (≥3rd-line treatment) metastatic breast cancer (MBC) had poor outcomes and lack prognostic biomarkers. Tumor mutational burden (TMB) was a prognostic biomarker for immunotherapy, but is not well defined in non-immunotherapy. Forty-nine heavily pretreated MBC not received immunotherapy were enrolled between March 2016 and September 2018. TMB of metastatic tumor tissue was evaluated...
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