Medical Reserch and Education ›› 2014, Vol. 31 ›› Issue (3): 6-10.DOI: 10.3969/j.issn.1674-490X.2014.03.002

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Research on inhibition of human gastric cancer SGC-7901 cells and drug-resistance in vitro by Diosbulbin B

LIU Bo,CHENG Shujie   

  • Received:2016-09-29 Revised:2016-09-29 Online:2014-06-25 Published:2014-06-25

Abstract: Objective To research the inhibition of human gastric cancer SGC-7901 cells and drug-resistance cell strain in vitro by Diosbulbin B. Methods Induce human gastric cancer cell line SGC-7901 by drug concentration incremental method and set up its drug-resistance cell line of cis-platinum, 5-FU and adriamycin amycin respectively. Test the proliferation inhibition ratio of Diosbulbin B to SGC-7901, SGC-7901/cis-platinum SGC-7901/5-FU and SGC-7901/adriamycin amycin applying MTT method, at the meantime,compare the proliferation inhibition ratio between SGC-7901 and its drug-resistance cell strain. Results Diosbulbin B showed an effect of concentration dependent anti-proliferation within the scope of certainly concentration range to human gastric cancer cell line SGC-7901, SGC-7901/cis-platinum, SGC-7901/5-FU and SGC-7901/adriamycin (P<0.05), meanwhile, Diosbulbin B showed same effect within the scope of certainly concentration range to cis-platinum, 5-FU and adriamycin amycin drug-resistance cell strain of human gastric cancer cell line SGC-7901 (P>0.05). Conclusion Diosbulbin B show low cross resistance on the human gastric cancer cell line SGC-7901, and develop the same affect of proliferation inhibition when the cell line multidrug resistance with cis-platinum, 5-FU and adriamycin amycin.

Key words: Diosbulbin B, human gastric cancer SGC-7901 cells, drug-resistance cell strain, cross resistance, anti tumor activity in vitro

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