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FUNDC2, a mitochondrial outer membrane protein, mediates triple-negative breast cancer progression via the AKT/GSK3ß/GLI1 pathway.
Yin, Liyang; Cao, Renxian; Liu, Zhuoqing; Luo, Gang; Li, Yu; Zhou, Xiaolong; Chen, Xiguang; Wu, Ying; He, Jun; Zu, Xuyu; Shen, Yingying.
Afiliação
  • Yin L; The First Affiliated Hospital, Cancer Research Institute, Hengyang Medical School, University of South China, Hengyang 421001, China.
  • Cao R; The First Affiliated Hospital, Cancer Research Institute, Hengyang Medical School, University of South China, Hengyang 421001, China.
  • Liu Z; The First Affiliated Hospital, Cancer Research Institute, Hengyang Medical School, University of South China, Hengyang 421001, China.
  • Luo G; The First Affiliated Hospital, Cancer Research Institute, Hengyang Medical School, University of South China, Hengyang 421001, China.
  • Li Y; The First Affiliated Hospital, Cancer Research Institute, Hengyang Medical School, University of South China, Hengyang 421001, China.
  • Zhou X; The First Affiliated Hospital, Cancer Research Institute, Hengyang Medical School, University of South China, Hengyang 421001, China.
  • Chen X; The First Affiliated Hospital, Cancer Research Institute, Hengyang Medical School, University of South China, Hengyang 421001, China.
  • Wu Y; The First Affiliated Hospital, Cancer Research Institute, Hengyang Medical School, University of South China, Hengyang 421001, China.
  • He J; The Nanhua Affiliated Hospital, Department of Spine Surgery, Hengyang Medical School, University of South China, Hengyang 421001, China.
  • Zu X; The First Affiliated Hospital, Cancer Research Institute, Hengyang Medical School, University of South China, Hengyang 421001, China.
  • Shen Y; The First Affiliated Hospital, Cancer Research Institute, Hengyang Medical School, University of South China, Hengyang 421001, China.
Acta Biochim Biophys Sin (Shanghai) ; 55(11): 1770-1783, 2023 11 25.
Article em En | MEDLINE | ID: mdl-37700593
ABSTRACT
Triple-negative breast cancer (TNBC) lacks effective therapeutic targets and has a poor prognosis, easy recurrence and metastasis. It is urgent and important to explore TNBC treatment targets. Through mass spectrometry combined with qRT-PCR validation in luminal A cells and TNBC cells, high-content screening and clinical sample analysis, FUNDC2 was discovered as a novel target. The function of the outer mitochondrial membrane protein FUNDC2 in breast cancer is still unclear. In this study, we find that FUNDC2 expression in TNBC tissues is significantly higher than that in luminal subtype breast cancer tissues. FUNDC2 silencing in TNBC cells significantly reduces cell proliferation, migration and invasion. As demonstrated in vivo using subcutaneous tumor xenografts in mice, FUNDC2 suppression significantly inhibits tumor growth. The underlying mechanism might be mediated by inactivating its downstream signal AKT/GSK3ß and GLI1, a key factor of the Hedgehog signaling pathway. Therefore, FUNDC2 may promote TNBC progression and provide a therapeutic target for treating TNBC.
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Texto completo: 1 Coleções: 01-internacional Base de dados: MEDLINE Assunto principal: Proteínas Proto-Oncogênicas c-akt / Neoplasias de Mama Triplo Negativas Tipo de estudo: Prognostic_studies Limite: Animals / Humans Idioma: En Ano de publicação: 2023 Tipo de documento: Article

Texto completo: 1 Coleções: 01-internacional Base de dados: MEDLINE Assunto principal: Proteínas Proto-Oncogênicas c-akt / Neoplasias de Mama Triplo Negativas Tipo de estudo: Prognostic_studies Limite: Animals / Humans Idioma: En Ano de publicação: 2023 Tipo de documento: Article