Medical Reserch and Education ›› 2014, Vol. 31 ›› Issue (2): 1-3.DOI: 10.3969/j.issn.1674-490X.2014.02.001

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Effects of perna viridis polysaccharides on apoptosis of cervical cancer cell and expression of miRNA-34a

LAI Yinxuan1,HE Dongmei2,YANG Limei3,LIU Xinguang3,LI Jiangbin3   

  • Online:2014-04-25 Published:2014-04-25

Abstract: Objective To investigate the effects of perna viridis polysaccharides (PVPS) on apoptosis of cervical cancer cell and expression of miRNA-34a. Methods Cervical cancer cells were treated with PVPS (100 mg/L) for 48 hours, then flow cytometry was used to analyse apoptosis and real-time quantitative PCR to detect expression of miRNA-34a. Results Compared with control group, PVPS can significantly rise the apoptosis rate (P<0.001) and expression of miRNA-34a (P<0.01) in cervical cancer cell. Conclusion PVPS can induce apoptosis of cervical cancer cell by elevate expression of miRNA-34a.

Key words: perna viridis, polysaccharides, cervical cancer, apoptosis, miRNA

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