ISLR interacts with MGAT۵ to promote the malignant progression of human gastric cancer AGS cells

  • سال انتشار: 1402
  • محل انتشار: مجله علوم پایه پزشکی ایران، دوره: 26، شماره: 8
  • کد COI اختصاصی: JR_IJBMS-26-8_014
  • زبان مقاله: انگلیسی
  • تعداد مشاهده: 98
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نویسندگان

Bin Zuo

Department of Gastroenterology Surgery, Yichang Central People’s Hospital, The First College of Clinical Medical Science, China Three Gorges University, Yichang ۴۴۳۰۰۰, Hubei, China

Qiao Huang

Department of Gastroenterology Surgery, Yichang Central People’s Hospital, The First College of Clinical Medical Science, China Three Gorges University, Yichang ۴۴۳۰۰۰, Hubei, China

Wei Yu

Department of Gastroenterology Surgery, Yichang Central People’s Hospital, The First College of Clinical Medical Science, China Three Gorges University, Yichang ۴۴۳۰۰۰, Hubei, China

Jun Xu

Department of Gastroenterology Surgery, Yichang Central People’s Hospital, The First College of Clinical Medical Science, China Three Gorges University, Yichang ۴۴۳۰۰۰, Hubei, China

چکیده

Objective(s): Gastric cancer is a common malignant tumor with high morbidity and mortality. The present study aimed to investigate the role of the immunoglobulin superfamily containing leucine-rich repeat (ISLR) gene in gastric cancer and examine whether ISLR could interact with N-acetylglucosaminyltransferase V (MGAT۵) to affect the malignant progression of gastric cancer. Materials and Methods: The expression of ISLR and MGAT۵ in human normal gastric epithelial cells and human gastric cancer cells, and the transfection efficiency of ISLR interference plasmids and MGAT۵ overexpression plasmids were all detected by reverse transcription-quantitative PCR (RT-qPCR) and western blot. The viability, proliferation, migration and invasion, and epithelial-mesenchymal transition (EMT) of gastric cancer cells after indicated transfection were detected by Cell counting kit-۸ (CCK-۸) assay, ۵-ethynyl-۲’-deoxyuridine (EdU) staining, wound healing assay, and transwell assay. The interaction between ISLR and MGAT۵ was confirmed by co-immunoprecipitation. The expression of proteins related to migration, invasion, and EMT was detected by immunofluorescence and western blot.Results: As a result, ISLR was highly expressed in gastric cancer and was associated with poor prognosis. Interference with ISLR inhibited the viability, proliferation, migration, invasion, and EMT of gastric cancer cells. ISLR interacted with MGAT۵ in gastric cancer cells. MGAT۵ overexpression weakened the effects of ISLR knockdown on suppressing the viability, proliferation, migration, invasion, and EMT of gastric cancer cells.Conclusion: ISLR interacted with MGAT۵ to promote the malignant progression of gastric cancer.

کلیدواژه ها

Gastric cancer, Invasion, ISLR, MGAT۵, Migration, Proliferation

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