Carcinogenesis, Teratogenesis & Mutagenesis ›› 2021, Vol. 33 ›› Issue (4): 302-306.doi: 10.3969/j.issn.1004-616x.2021.04.011

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Inhibitory effects and mechanisms of nuclear receptor FXR activation in cervical cancer cell line CaSki

HUANG Xiaohua1, NIU Yongdong2, SHI Ganggang2   

  1. 1. The Second Affiliated Hospital of Shantou University Medical College, Shantou 515041;
    2. Shantou University Medical College, Shantou 515041, Guangdong, China
  • Received:2020-05-30 Revised:2020-09-07 Online:2021-07-30 Published:2021-07-29

Abstract: OBJECTIVE: To investigate inhibitory effects and the mechanisms of farnesoid X receptor (FXR) on proliferation of a cervical cancer cell line,CaSki. METHODS: FXR was activated by the FXR agonist GW4064 and DMSO was set as the control group at the same time. After treatment with 10 μmol/L GW4064 for 24 and 48 h,the mRNA and protein levels of FXR were detected by fluorescence quantitative PCR and Western blot,respectively. Proliferations of CaSki were detected by using methylthiazolyldiphenyl-tetrazolium bromide (MTT) assay after FXR activation. Cell apoptosis of CaSki was detected by flow cytometry. Western blot was used to detect protein levels of p53. RESULTS: Compared with the control group,expression levels of FXR mRNA and protein in the GW4064 treatment group were increased,cell proliferation rates were decreased,apoptosis rates were increased,and expression levels of p53 protein were increased (all P<0.05). CONCLUSION: Activation of FXR inhibited proliferation of CaSki through promoting cell apoptosis which might be related to increased expression of p53.

Key words: farnesoid X receptor, CaSki, cell proliferation, apoptosis, p53

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