The UPF1 RNA surveillance gene is commonly mutated in pancreatic adenosquamous carcinoma

Chen Liu, Rachid Karam, Yingqi Zhou, Fang Su, Yuan Ji, Gang Li, Guotong Xu, Lixia Lu, Chongren Wang, Meiyi Song, Jingping Zhu, Yiran Wang, Yifan Zhao, Wai Chin Foo, Mingxin Zuo, Mark A. Valasek, Milind Javle, Miles F. Wilkinson, Yanjun Lu

Research output: Contribution to journalArticlepeer-review

102 Scopus citations

Abstract

Pancreatic adenosquamous carcinoma (ASC) is an enigmatic and aggressive tumor that has a worse prognosis and higher metastatic potential than its adenocarcinoma counterpart. Here we report that ASC tumors frequently harbor somatically acquired mutations in the UPF1 gene, which encodes the core component of the nonsense-mediated RNA decay (NMD) pathway. These tumor-specific mutations alter UPF1 RNA splicing and perturb NMD, leading to upregulated levels of NMD substrate mRNAs. UPF1 mutations are, to our knowledge, the first known unique molecular signatures of pancreatic ASC.

Original languageEnglish (US)
Pages (from-to)596-598
Number of pages3
JournalNature medicine
Volume20
Issue number6
DOIs
StatePublished - Jun 2014

ASJC Scopus subject areas

  • General Biochemistry, Genetics and Molecular Biology

MD Anderson CCSG core facilities

  • Clinical Trials Office

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