Interstrain differences in chronic hepatitis and tumor development in a murine model of inflammation‐mediated hepatocarcinogenesis

Tamara Potikha, Evgeniy Stoyanov, Orit Pappo, Antonina Frolov, Lina Mizrahi, Deborah Olam, Temima Shnitzer‐Perlman, Ido Weiss, Neta Barashi, Amnon Peled, Gabriele Sass, Gisa Tiegs, Francoise Poirier, Gabriel A. Rabinovich, Eithan Galun, Daniel Goldenberg – 19 February 2013 – Chronic inflammation is strongly associated with an increased risk for hepatocellular carcinoma (HCC) development.

Taurolithocholate‐induced MRP2 retrieval involves MARCKS phosphorylation by protein kinase Cϵ in HUH‐NTCP Cells

Christopher M. Schonhoff, Cynthia R. L. Webster, M. Sawkat Anwer – 19 February 2013 – Taurolithocholate (TLC) acutely inhibits the biliary excretion of multidrug‐resistant associated protein 2 (Mrp2) substrates by inducing Mrp2 retrieval from the canalicular membrane, whereas cyclic adenosine monophosphate (cAMP) increases plasma membrane (PM)–MRP2. The effect of TLC may be mediated via protein kinase Cϵ (PKCϵ). Myristoylated alanine‐rich C kinase substrate (MARCKS) is a membrane‐bound F‐actin crosslinking protein and is phosphorylated by PKCs.

Frequency of the cholesteryl ester storage disease common LIPA E8SJM mutation (c.894G>A) in various racial and ethnic groups

Stuart A. Scott, Benny Liu, Irina Nazarenko, Suparna Martis, Julia Kozlitina, Yao Yang, Charina Ramirez, Yumi Kasai, Tommy Hyatt, Inga Peter, Robert J. Desnick – 19 February 2013 – Cholesteryl ester storage disease (CESD) and Wolman disease are autosomal recessive later‐onset and severe infantile disorders, respectively, which result from the deficient activity of lysosomal acid lipase (LAL). LAL is encoded by LIPA (10q23.31) and the most common mutation associated with CESD is an exon 8 splice junction mutation (c.894G>A; E8SJM), which expresses only ∼3%‐5% of normally spliced LAL.

Advances in endoscopic management of biliary tract complications after liver transplantation

Mustafa A. Arain, Rajeev Attam, Martin L. Freeman – 15 February 2013 – Biliary tract complications after liver transplantation (LT) most commonly include biliary leaks, strictures, and stone disease. Living donor recipients and donation after cardiac death recipients are at an increased risk of developing biliary complications. Biliary leaks usually occur early after transplantation, whereas strictures and stone disease occur later. The diagnosis of biliary complications relies on a combination of clinical presentation, laboratory abnormalities, and imaging modalities.

Deficiency of intestinal mucin‐2 ameliorates experimental alcoholic liver disease in mice

Phillipp Hartmann, Peng Chen, Hui J. Wang, Lirui Wang, Declan F. McCole, Katharina Brandl, Peter Stärkel, Clara Belzer, Claus Hellerbrand, Hidekazu Tsukamoto, Samuel B. Ho, Bernd Schnabl – 13 February 2013 – The intestinal mucus layer protects the epithelium from noxious agents, viruses, and pathogenic bacteria present in the gastrointestinal tract. It is composed of mucins, predominantly mucin (Muc) 2, secreted by goblet cells of the intestine.

Sorafenib delays recurrence and metastasis after liver transplantation in a rat model of hepatocellular carcinoma with high expression of phosphorylated extracellular signal‐regulated kinase

Jun Yan, Changjun Tan, Fangming Gu, Jiahao Jiang, Min Xu, Xiuzhen Huang, Zhi Dai, Zheng Wang, Jia Fan, Jian Zhou – 13 February 2013 – Liver transplantation (LT) is one of the curative treatments for hepatocellular carcinoma (HCC). However, cancer recurrence and metastasis after LT are common in some HCC patients with high‐risk factors (even in those within the Milan criteria). It remains unclear whether adjuvant therapy with sorafenib inhibits HCC recurrence and metastasis after LT. Therefore, we performed orthotopic LT in an August Irish Copenhagen (ACI) rat model of HCC.

Hemodynamic response to propranolol in patients with recurrent hepatitis C virus–related cirrhosis after liver transplantation: A case‐control study

Filippo Schepis, Ranka Vukotic, Annalisa Berzigotti, José A. Carrión, Xavier Forns, Juan G. Abraldes, Juan‐Carlos García‐Valdecasas, Miguel Navasa, Juan‐Carlos García‐Pagán, Jaime Bosch – 13 February 2013 – Cirrhosis recurrence is frequent after orthotopic liver transplantation for hepatitis C virus (HCV). Because transplantation causes liver denervation, we hypothesized that the response to propranolol might differ in transplant patients versus nontransplant patients with cirrhosis and portal hypertension.

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