Original Article

The Effect of SLC2A3 Expression on Cisplatin Resistance of Colorectal Cancer Cells

Abstract

Background: To study the molecular mechanism of cisplatin chemotherapy resistance in colorectal cancer cells and to explore the effect of miRNA in regulating the expression of glucose transporter 3 (SLC2A3) and the proliferation and migration of colon cancer cells.

Methods: All samples were obtained from the People’s Hospital of Wuhai, Wuhai, China between June 2019 and June 2020. Real-time quantitative PCR (qRT-PCR) was carried out to check the expression of miR-103a in these cell lines. Western blotting and Luciferase reporter gene detection confirmed the regulation of the miR-103a/SLC2A3 axis. Western blotting detected the activation of SLC2A3, caspased-9 and -3.

Results: The expression of SLC2A3 protein in colon cancer cell lines was significantly higher than that of normal colon cancer cells, while the expression of SLC2A3 miRNA showed no significant difference (P<0.05). Then, through clone formation analysis, SLC2A3 was closely related to the proliferation of human colon cancer cells. Functional recovery experiments showed that increasing the expression of miR-103a could reverse the abnormal proliferation caused by overexpression of SLC2A3.

Conclusion: Overall, miR-103a can inhibit the proliferation of human colon cancer cells by targeting SLC2A3, and this result will provide a potential target for the treatment of colon cancer.

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IssueVol 50 No 12 (2021) QRcode
SectionOriginal Article(s)
DOI https://doi.org/10.18502/ijph.v50i12.7941
Keywords
Colon cancer MiRNA Cisplatin resistance

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How to Cite
1.
Li Y, Lei H, Zhang M, Wu G, Guo C, Yang Z, Zhang J, Wang Y, Zhu J, Du Y. The Effect of SLC2A3 Expression on Cisplatin Resistance of Colorectal Cancer Cells. Iran J Public Health. 2021;50(12):2576-2583.