Abstract:
:Hepatocellular carcinoma (HCC) is the third leading cause of cancer-associated mortality worldwide. Although the mechanisms of HCC progression are not well understood, recent studies demonstrated the potential contribution of uric acid transporter SLC2A9 to tumor suppression. However, the roles and underlying mechanisms are still unknown. We aimed to study the roles and mechanisms of SLC2A9 in HCC. The present study showed that SLC2A9 expression was decreased in human HCC tissues and cell lines. In addition, overexpression of SLC2A9 inhibited HCC cell proliferation. SCL2A9 induced HCC cell apoptosis by inhibiting the expression of caspase 3. Our study also revealed that upregulation of SLC2A9 reduced intracellular reactive oxygen species (ROS) accumulation. Furthermore, SLC2A9 increased the mRNA and protein expression of tumor suppressor p53 in HCC cells. Probenecid inhibits SLC2A9-mediated uric acid transport, which promotes cell proliferation, inhibits cell apoptosis, induces intracellular ROS, and decreases the expression of p53 in HCC cells. Therefore, the present study demonstrated that SLC2A9 may be a novel tumor suppressor gene and a potential therapeutic target in HCC.
journal_name
Oncol Resjournal_title
Oncology researchauthors
Han X,Yang J,Li D,Guo Zdoi
10.3727/096504018X15199489058224subject
Has Abstractpub_date
2019-05-07 00:00:00pages
533-540issue
5eissn
0965-0407issn
1555-3906journal_volume
27pub_type
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journal_title:Oncology research
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journal_title:Oncology research
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journal_title:Oncology research
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journal_title:Oncology research
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doi:
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journal_title:Oncology research
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journal_title:Oncology research
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更新日期:1997-01-01 00:00:00
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更新日期:2016-01-01 00:00:00
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journal_title:Oncology research
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更新日期:1995-01-01 00:00:00
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doi:10.3727/096504001108747594
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journal_title:Oncology research
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pub_type: 杂志文章,评审
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