Acta Anatomica Sinica ›› 2020, Vol. 51 ›› Issue (3): 398-404.doi: 10.16098/j.issn.0529-1356.2020.03.014

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Effect of PHLDA2 on proliferation, migration, invasion and apoptosis in hepatocellular carcinoma cells

MA Zhan1 JIANG Zhong-xiang2 JIANG Zheng1*   

  1. 1. Department of Gastroenterology, the First Affiliated Hospital of Chongqing Medical University, Chongqing 400016, China;2. Department of Respiratory Medicine, Chongqing General Hospital, Congqing 400013, China
  • Received:2020-01-07 Revised:2020-02-25 Online:2020-06-06 Published:2020-06-06
  • Contact: JIANG Zheng E-mail:zhengjiang1753@163.com

Abstract:

Objective  To observe the expression of pleckstrin homology like domain family A member 2 (PHLDA2) in hepatocellular carcinoma (HCC) and investigate the effects of PHLDA2 on cell proliferation, migration, invasion and apoptosis.   Methods  To analyze the expression of PHLDA2 in 369 cases of HCC tissues and 160 cases of adjacent normal tissues and the effect of PHLDA2 expression on overall survival rate of HCC patients by gene expression profiling interactive analysis (GEPIA) online database. Cell proliferation was determined by cell counting kit-8 (CCK-8) and colony formation assay. Invasion and migration were detected by Transwell assay. The percentage of apoptosis was measured by flow cytometry. The levels of Bax and cleaved Caspase-3 were measured by Western blotting.  Results  The expression of PHLDA2 was upregulated in HCC, and high expression of PHLDA2 reduced the overall survival of HCC patients. Low-expression of PHLDA2 inhibited proliferation, invasion and migration, and increased apoptosis of HCC cells.  Conclusion  PHLDA2 promotes the occurrence and development and may act as a tumor promoter in HCC.

Key words: PHLDA2, Hepatocellular carcinoma, Proliferation, Colony formation, Flow cytometry

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