Poor survival is associated with the methylated degree of Zinc-finger protein 545 (ZNF545) DNA promoter in gastric cancer

作者: Jingyu Deng , Han Liang , Guoguang Ying , Qiuping Dong , Rupeng Zhang

DOI: 10.18632/ONCOTARGET.2916

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摘要: // Jingyu Deng 1 , Han Liang Guoguang Ying 2 Qiuping Dong Rupeng Zhang Jun Yu 3 Daiming Fan 4 Xishan Hao Department of Gastroenterology, Tianjin Medical University Cancer Hospital, City Key Laboratory Center and National Clinical Research for Cancer, Tianjin, China Central laboratory, Institute Digestive Disease, Li Ka Shing Health Science, Chinese HongKong, Shatin, HongKong State Biology Diseases, Xijing Fourth Military University, Xi'an, Correspondence to: Liang, e-mail: tjlianghan@sohu.com Hao, tjhaoxishan@sohu.com Keywords: stomach, neoplasm, zinc-finger protein, survival, methylation Received: November 16, 2014      Accepted: December 11, Published: February 26, 2015 ABSTRACT Zinc-finger protein 545 (ZNF545) was identified as a gastric tumour suppressor potentially independent prognostic factor. At the present study, we found that lower expression ZNF545 specific in cancer (GC) tissues, inconsistently methylated levels promoter were tissues. In methylation-specific PCR (MSP) analysis cohort, GC patients with hypermethylated exhibited significantly shorter median OS than those unmethylated hypomethylated promoter. other also demonstrated three or more CpG sites associated poor survival by using bisulphite gene sequencing (BGS). The degrees five (−232, −214, −176, −144 −116) could provide distinct discrimination GC. These findings indicated be used clinical prediction prognosis

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