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Chinese Journal of Clinical Pharmacology and Therapeutics ›› 2008, Vol. 13 ›› Issue (8): 895-899.

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Study on the signal pathway of cell apoptosis in HT-29 cells and the gene expression of AQP3 induced by sodium butyrate

ZHU Jing1, HONG Hua-rong2, LIU Xiao-qun1, ZHOU Xiao-li1, CHEN Jian-li   

  1. 1Sichuan Provincial School of Health, Sichuan 610100, Chengdu, China;
    2School of Basic Medical Sciences, Chengdu Medical College, Sichuan 610083, Chengdu, China
  • Received:2008-04-12 Revised:2008-06-30 Online:2008-08-26 Published:2020-10-12

Abstract: AIM:To investigate the signal pathway of cell apoptosis inHT-29 cells and the gene expression of AQP3 induced by sodium butyrate.METHODS: MTT method was used to detect the inhibitive effect of cell growth induced by different concentrations of sodium butyrate, while RT-PCR to detect the gene expressions of Cyclin D1, CDK4, p16 and AQP3, FCM for cell cycle detection.RESULTS:With the concentration of sodium butyrate more than 2.5 mmol/L, the cell growth of HT-29 cells was inhibited, the expressions of Cyclin D1, CDK4 and AQP3 were down-regulated while the expression of p16was up-regulated, cells were arrested in G1/S.CONCLUSION:The apoptosis of HT-29 cells may be induced by sodium butyrate with concentrations more than 2.5 mmol/L, while the cell cycle arrested in G1/S dose-dependently.The signal pathway of cell apoptosis may be the p16-Cyclin D1/CDK4 way, together with the down-regulation of AQP3.

Key words: sodium butyrate, HT-29, cell apoptosis, G1/S arrested, signal pathway, AQP3

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