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Updated: Jun 30, 2025

Identification of Transcription Factor Regulators using Medium-Throughput Screening of Arrayed Libraries and a Dual-Luciferase-Based Reporter
Published on: March 27, 2020
NUF2 regulated the progression of hepatocellular carcinoma through modulating the PI3K/AKT pathway via stabilizing
Yiwei Liu1, Yuming Wang1, Jifei Wang1
1Hepatobiliary Center, The First Affiliated Hospital of Nanjing Medical University; Key Laboratory of Liver Transplantation, Chinese Academy of Medical Sciences, NHC Key Laboratory of Living Donor Liver Transplantation (Nanjing Medical University), Nanjing, China; Jiangsu Provincial Medical Innovation Center; Jiangsu Provincial Medical Key Laboratory, Nanjing, China.
NUF2, a protein in hepatocellular carcinoma (HCC), promotes cancer growth by stabilizing ERBB3 and activating the PI3K/AKT pathway. Inhibiting NUF2 offers a potential therapeutic strategy for HCC.
Area of Science:
- Oncology
- Molecular Biology
- Cell Biology
Background:
- Hepatocellular carcinoma (HCC) is a leading cause of cancer-related deaths globally.
- NUF2, a component of the NDC80 kinetochore complex, is upregulated in HCC and linked to poor prognosis.
- The precise role and molecular mechanisms of NUF2 in HCC tumorigenesis require elucidation.
Purpose of the Study:
- To investigate the pathophysiological role of NUF2 in hepatocellular carcinoma.
- To explore the molecular mechanisms underlying NUF2's function in HCC progression.
- To evaluate NUF2 as a potential prognostic biomarker and therapeutic target for HCC.
Main Methods:
- Confirmation of NUF2 expression levels in HCC tissues.
- In vitro and in vivo experiments to assess the effects of NUF2 inhibition on HCC cells.
- Analysis of NUF2's interaction with ERBB3 and its impact on the PI3K/AKT signaling pathway.
Main Results:
- Significantly increased NUF2 expression was observed in HCC tissues, correlating with adverse patient outcomes.
- Genetic inhibition of NUF2 suppressed HCC cell proliferation and induced cell cycle disruption.
- NUF2 was found to inhibit ERBB3 ubiquitination and degradation, thereby activating the PI3K/AKT pathway.
Conclusions:
- NUF2 plays a critical role in promoting the malignant progression of hepatocellular carcinoma.
- NUF2 influences HCC cell proliferation and cell cycle regulation via the ERBB3/PI3K/AKT axis.
- NUF2 presents potential as a prognostic biomarker and a therapeutic target for HCC treatment.
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