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Carcinogenesis
Article
Data sources: UnpayWall
Carcinogenesis
Article . 2015 . Peer-reviewed
Data sources: Crossref
Carcinogenesis
Article . 2016
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LIFR functions as a metastasis suppressor in hepatocellular carcinoma by negatively regulating phosphoinositide 3-kinase/AKT pathway

Authors: Qin, Luo; Cun, Wang; Guangzhi, Jin; Dishui, Gu; Ning, Wang; Jin, Song; Haojie, Jin; +11 Authors

LIFR functions as a metastasis suppressor in hepatocellular carcinoma by negatively regulating phosphoinositide 3-kinase/AKT pathway

Abstract

Hepatocellular carcinoma (HCC) is one of the leading causes for cancer related mortality worldwide. Poor prognosis of HCC patients is mainly due to frequent metastasis and recurrence. Deregulation of metastasis suppressors in malignant cells plays critical roles during cancer metastasis. Thus, novel metastasis suppressors are urgently needed to be uncovered to shed new light on molecular mechanisms driving HCC metastasis. In the present study, decreased expression of leukemia inhibitory factor receptor (LIFR) was demonstrated in HCC, and its expression levels were even lower in HCC with metastasis. Downregulated LIFR expression predicted poor prognosis in HCC patients. LIFR was an independent and significant risk factor for their recurrence and survival. Silencing LIFR resulted in forced metastasis of HCC cells, whereas ectopic overexpression of LIFR attenuated migration and invasion of HCC cells in vitro and in vivo. Moreover, LIFR knockdown could activate phosphoinositide 3-kinase/V-akt Murine Thymoma Viral Oncogene Homolog (PI3K/AKT) signaling through enhancing phosphorylation of Janus kinase 1 (JAK1), which successively promoted matrix metalloproteinase 13 (MMP13) expression and HCC metastasis. Combination of LIFR and p-AKT or MMP13 was a more powerful predictor of poor prognosis for HCC patients. Together, these findings conclude that LIFR functions as a novel metastasis suppressor in HCC and may serve as a prognostic biomarker for HCC patients.

Related Organizations
Keywords

Adult, Male, Carcinoma, Hepatocellular, Leukemia Inhibitory Factor Receptor alpha Subunit, Liver Neoplasms, Janus Kinase 1, Middle Aged, Prognosis, Gene Expression Regulation, Neoplastic, Oncogene Protein v-akt, Phosphatidylinositol 3-Kinases, Matrix Metalloproteinase 13, Biomarkers, Tumor, Humans, Female, Neoplasm Metastasis, Phosphorylation, Aged, Signal Transduction

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    This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
    63
    popularity
    This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
    Top 10%
    influence
    This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
    Top 10%
    impulse
    This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
    Top 10%
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citations
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
63
Top 10%
Top 10%
Top 10%
bronze