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Full-Text Articles in Medicine and Health Sciences

A Lin28b Tumor-Specific Transcript In Cancer, Weijie Guo, Zhixiang Hu, Yichao Bao, Yuchen Li, Shengli Li, Qiupeng Zheng, Dongbin Lyu, Di Chen, Tao Yu, Yan Li, Xiaodong Zhu, Jie Ding, Yingjun Zhao, Xianghuo He, Shenglin Huang Feb 2018

A Lin28b Tumor-Specific Transcript In Cancer, Weijie Guo, Zhixiang Hu, Yichao Bao, Yuchen Li, Shengli Li, Qiupeng Zheng, Dongbin Lyu, Di Chen, Tao Yu, Yan Li, Xiaodong Zhu, Jie Ding, Yingjun Zhao, Xianghuo He, Shenglin Huang

Markey Cancer Center Faculty Publications

The diversity and complexity of the cancer transcriptome may contain transcripts unique to the tumor environment. Here, we report a LIN28B variant, LIN28B-TST, which is specifically expressed in hepatocellular carcinoma (HCC) and many other cancer types. Expression of LIN28B-TST is associated with significantly poor prognosis in HCC patients. LIN28B-TST initiates from a de novo alternative transcription initiation site that harbors a strong promoter regulated by NFYA but not c-Myc. Demethylation of the LIN28B-TST promoter might be a prerequisite for its transcription and transcriptional regulation. LIN28B-TST encodes a protein isoform with additional N-terminal amino acids and is critical for cancer …


Neurotensin Receptor 3/Sortilin Contributes To Tumorigenesis Of Neuroendocrine Tumors Through Augmentation Of Cell Adhesion And Migration, Ji Tae Kim, Dana L. Napier, Heidi L. Weiss, Eun Y. Lee, Courtney M. Townsend, B. Mark Evers Feb 2018

Neurotensin Receptor 3/Sortilin Contributes To Tumorigenesis Of Neuroendocrine Tumors Through Augmentation Of Cell Adhesion And Migration, Ji Tae Kim, Dana L. Napier, Heidi L. Weiss, Eun Y. Lee, Courtney M. Townsend, B. Mark Evers

Markey Cancer Center Faculty Publications

Neurotensin (NTS), a 13–amino acid peptide which is distributed predominantly along gastrointestinal tract, has multiple physiologic and pathologic functions, and its effects are mediated by three distinct NTS receptors (NTSRs). Overexpression and activation of NTS signaling components, especially NTS and/or NTSR1, are closely linked with cancer progression and metastasis in various types of cancers including neuroendocrine tumors (NETs). Although deregulation of NTSR3/sortilin has been implicated in a variety of human diseases, the expression and role of NTSR3/sortilin in NETs have not been elucidated. In this study, we investigated the expression and oncogenic effect of NTSR3/sortilin in NETs. Increased protein levels …