Abstract:Objective To explore the effects and the mechanism of sulfated oligosaccharide phosphomannopentaose sulfate (PI-88) on invasion and migration of colon cancer SW620 cells.Methods Colon cancer SW620 cells were cultured and further divided into control group, solvent group and drug group. The cells in the control group were treated without any treatment, the cells in the drug group were treated with 0.5 mol/L PI-88 5μL, and the cells in the solvent group were treated with 5 μL PBS of equal volume. The cells of each group were cultured for 24 h after treatment. The migration distance of colon cancer SW620 cells were analyzed by wound healing assay. The number of migration and invasion of colon cancer SW620 cells were analyzed by Transwell assay. Finally, the protein expressions of heparanase(HPA), vascular endothelial growth factor (VEGF) and basic fibroblast growth factor ( bFGF) in colon cancer SW620 cells were detected by Western blot assay.Results The data of wound healing assay showed that the migration distance of SW620 cells in the drug group(35.49±6.89)μm was less than that in the control group(216.75±21.43)μm and the solvent group(227.52±17.72)μm, and the difference was statistically significant(all P values <0.05).The data of Transwell assay showed that the number of migration(226±37) and invasion(89±11) of colon cancer SW620 cells in the drug group were less than those in the control group(875±93, 321±28) and the solvent group(843±116, 331±43), and the difference was statistically significant(all P values<0.05). Moreover, the data of Western blot showed that the protein expressions of HPA,VEGF and bFGF in the drug group were decreased than those in the control group and the solvent group, and the differences were statistically significant(all P values<0.05).Conclusions PI-88 inhibits colon cancer cell migration and invasion, the mechanism may be related to the inhibition of HPA, VEGF and bFGF protein expressions.
张磊, 吴慧丽, 肖兴国, 李琨琨, 张利, 张超. 硫酸寡糖复合物对人结肠癌SW620细胞迁移与侵袭能力的影响[J]. 中华解剖与临床杂志, 2018, 23(6): 543-547.
Zhang Lei, Wu Huili, Xiao Xingguo, Li Kunkun, Zhang Li, Zhang Chao.. Effect of sulfated oligosaccharide phosphomannopentaose sulfate on the migration and invasion of colon cancer SW620 cells. Chinese Journal of Anatomy and Clinics, 2018, 23(6): 543-547.
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