Reciprocal regulation of microRNA‐122 and c‐Myc in hepatocellular cancer: Role of E2F1 and transcription factor dimerization partner 2

Bo Wang, Shu‐hao Hsu, Xinmei Wang, Huban Kutay, Hemant Kumar Bid, Jianhua Yu, Ramesh K. Ganju, Samson T. Jacob, Mariia Yuneva, Kalpana Ghoshal – 28 August 2013 – c‐Myc is a well‐known oncogene frequently up‐regulated in different malignancies, whereas liver‐specific microRNA (miR)‐122, a bona fide tumor suppressor, is down‐regulated in hepatocellular cancer (HCC). Here we explored the underlying mechanism of reciprocal regulation of these two genes.

Hepatic carboxylesterase 1 is essential for both normal and farnesoid X receptor‐controlled lipid homeostasis

Jiesi Xu, Yuanyuan Li, Wei‐Dong Chen, Yang Xu, Liya Yin, Xuemei Ge, Kavita Jadhav, Luciano Adorini, Yanqiao Zhang – 28 August 2013 – Nonalcoholic fatty liver disease (NAFLD) is one of the major health concerns worldwide. Farnesoid X receptor (FXR) is considered a therapeutic target for treatment of NAFLD. However, the mechanism by which activation of FXR lowers hepatic triglyceride (TG) levels remains unknown. Here we investigated the role of hepatic carboxylesterase 1 (CES1) in regulating both normal and FXR‐controlled lipid homeostasis.

Liver‐specific knockout of GRP94 in mice disrupts cell adhesion, activates liver progenitor cells, and accelerates liver tumorigenesis

Wan‐Ting Chen, Chun‐Chih Tseng, Kyle Pfaffenbach, Gary Kanel, Biquan Luo, Bangyan L. Stiles, Amy S. Lee – 28 August 2013 – Liver cancer is one of the most common solid tumors, with poor prognosis and high mortality. Mutation or deletion of the tumor suppressor phosphatase and tensin homolog deleted on chromosome 10 (PTEN) is strongly correlated with human liver cancer. Glucose‐regulated protein 94 (GRP94) is a major endoplasmic reticulum (ER) chaperone protein, but its in vivo function is still emerging.

Hepatic histological findings in suspected drug‐induced liver injury: Systematic evaluation and clinical associations

David E. Kleiner, Naga P. Chalasani, William M. Lee, Robert J. Fontana, Herbert L. Bonkovsky, Paul B. Watkins, Paul H. Hayashi, Timothy J. Davern, Victor Navarro, Rajender Reddy, Jayant A. Talwalkar, Andrew Stolz, Jiezhun Gu, Huiman Barnhart, Jay H. Hoofnagle, for the Drug‐Induced Liver Injury Network (DILIN) – 28 August 2013 – Drug‐induced liver injury (DILI) is considered to be a diagnosis of exclusion. Liver biopsy may contribute to diagnostic accuracy, but the histological features of DILI and their relationship to biochemical parameters and outcomes are not well defined.

Validating posttransplant hepatocellular carcinoma recurrence data in the united network for organ sharing database

Mariya L. Samoylova, Jennifer L. Dodge, Eric Vittinghoff, Francis Y. Yao, John Paul Roberts – 27 August 2013 – The Organ Procurement and Transplantation Network (OPTN)/United Network for Organ Sharing (UNOS) database is the most comprehensive collection of liver transplantation data, but the quality of these data with respect to hepatocellular carcinoma (HCC) recurrence has not been well assessed.

Interleukin‐28B and fibrosing cholestatic hepatitis in posttransplant hepatitis C: A case‐control study and literature review

Andres Duarte‐Rojo, Vikram Budhraja, Bart J. Veldt, David D. Goldstein, Kymberly D. Watt, Julie K. Heimbach, John G. McHutchison, Hans L. Tillman, John J. Poterucha, Michael R. Charlton – 27 August 2013 – Chronic hepatitis C (CHC)–related cirrhosis is the leading indication for liver transplantation (LT). However, the recurrence of a hepatitis C virus (HCV) infection after transplantation is universal and is associated with worse outcomes.

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