Effect of curcumin on proliferative inhibition of human esophageal cancer cell line EC-9706
Mingjie Li, Gaofeng Lu, Tang Fuai
Abstract
Mingjie Li, Gaofeng Lu, Tang Fuai
Abstract
Objective To explore the effect of curcumin on the proliferative inhibition of human esophageal cancer cell line EC-9706 and study the molecular mechanism. Methods After EC-9706 cells were treated with 50-200 μmol/L curcumin for 12-48 h,Methyl thiazolyl tetrazolium (MTT) method was used to detect the inhibition rates, and the expression of HSP70 mRNA was analyzed by RT-PCR. Results After curcumin treatment, the growth of EC-9706 cells was inhibited significantly in a time and dose-dependent manner, and the inhibition rates were 18.3%-77.5%(P<0.05).The expression of HSP70 mRNA was down-regulated (P<0.05). Conclusions Curcumin could effectively inhibit the proliferation of EC-9706 cells.Its mechanism may be inhibition of HSP70 mRNA expression. Key words: Curcumin; Esophageal cancer; HSP70
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Objective To explore the effect of curcumin on the proliferative inhibition of human esophageal cancer cell line EC-9706 and study the molecular mechanism. Methods After EC-9706 cells were treated with 50-200 μmol/L curcumin for 12-48 h,Methyl thiazolyl tetrazolium (MTT) method was used to detect the inhibition rates, and the expression of HSP70 mRNA was analyzed by RT-PCR. Results After curcumin treatment, the growth of EC-9706 cells was inhibited significantly in a time and dose-dependent manner, and the inhibition rates were 18.3%-77.5%(P<0.05).The expression of HSP70 mRNA was down-regulated (P<0.05). Conclusions Curcumin could effectively inhibit the proliferation of EC-9706 cells.Its mechanism may be inhibition of HSP70 mRNA expression. Key words: Curcumin; Esophageal cancer; HSP70
Key concepts: Curcumin, Cell culture, Molecular biology, Chemistry, Hsp70, Messenger RNA, Cell growth, Cancer research