Evaluation of TROP-2 expression in triple-negative breast cancer: a retrospective immunohistochemical study
Triple-negative breast cancer (TNBC) is an aggressive subtype defined by the absence of estrogen receptor (ER), progesterone receptor (PR), and HER2 expression, leaving limited targeted treatment options. In TNBC, TROP-2 (trophoblast cell surface antigen 2) is frequently overexpressed in TNBC and has been investigated...