Yongke Lu, Jian Zhuge, Xiaodong Wang, Jingxiang Bai, Arthur I. Cederbaum – 21 January 2008 – Cytochrome P450 2E1 (CYP2E1) is suggested to play a role in alcoholic liver disease, which includes alcoholic fatty liver, alcoholic hepatitis, and alcoholic cirrhosis. In this study, we investigated whether CYP2E1 plays a role in experimental alcoholic fatty liver in an oral ethanol‐feeding model. After 4 weeks of ethanol feeding, macrovesicular fat accumulation and accumulation of triglyceride in liver were observed in wild‐type mice but not in CYP2E1‐knockout mice.

Xinping Tan, Youzhong Yuan, Gang Zeng, Udayan Apte, Michael D. Thompson, Benjamin Cieply, Donna B. Stolz, George K. Michalopoulos, Klaus H. Kaestner, Satdarshan P.S. Monga – 21 January 2008 – β‐Catenin, the central component of the canonical Wnt pathway, plays important roles in the processes of liver regeneration, growth, and cancer. Previously, we identified temporal expression of β‐catenin during liver development.

Nissa Erickson, Sujit Kumar Mohanty, Pranavkumar Shivakumar, Gregg Sabla, Ranajit Chakraborty, Jorge A. Bezerra – 21 January 2008 – Biliary atresia is a fibro‐inflammatory cholangiopathy that obstructs the extrahepatic bile ducts in young infants. Although the pathogenesis of the disease is undefined, studies in livers from affected children and neonatal mice with experimental biliary atresia have shown increased expression of proapoptosis molecules. Therefore, we hypothesized that apoptosis is a significant mechanism of injury to duct epithelium.

Nathan A. Johnson, David W. Walton, Toos Sachinwalla, Campbell H. Thompson, Kate Smith, Patricia A. Ruell, Stephen R. Stannard, Jacob George – 21 January 2008 – Nonalcoholic fatty liver is frequently observed in obese individuals, yet the factors that predict its development and progression to liver disease are poorly understood. We proposed that proton magnetic resonance spectroscopy (1H‐MRS) might allow noninvasive assessment of hepatic lipid composition.

Reiichiro Kuwahara, Alexander V. Kofman, Charles S. Landis, E. Scott Swenson, Els Barendswaard, Neil D. Theise – 21 January 2008 – Label retention assays remain the state‐of‐the‐art approach to identify the location of intraorgan epithelial stem cell niches, in situ and in vivo. They are commonly used in organs with rapid cell turnover but have not been applied to the liver, where cell turnover is very slow.

Carl J. Baldick, Daniel J. Tenney, Charles E. Mazzucco, Betsy J. Eggers, Ronald E. Rose, Kevin A. Pokornowski, Cheng F. Yu, Richard J. Colonno – 14 January 2008 – Virologic resistance emerging during entecavir (ETV) therapy for hepatitis B virus (HBV) requires three substitutions in the viral reverse transcriptase (RT), signifying a high barrier to resistance.

Karina Trujillo‐Murillo, Ana Rosa Rincón‐Sánchez, Herminia Martínez‐Rodríguez, Francisco Bosques‐Padilla, Javier Ramos‐Jiménez, Hugo A. Barrera‐Saldaña, Marcos Rojkind, Ana María Rivas‐Estilla – 14 January 2008 – It has been reported that salicylates (sodium salicylate and aspirin) inhibit the replication of flaviviruses, such as Japanese encephalitis virus and dengue virus. Therefore, we considered it important to test whether acetylsalicylic acid (ASA) had anti–hepatitis C virus (HCV) activity.

Véronique Loustaud‐Ratti, Sophie Alain, Annick Rousseau, Isabelle Fouchard Hubert, François Ludovic Sauvage, Pierre Marquet, François Denis, Françoise Lunel, Paul Calès, Annie Lefebvre, Anne‐Laure Fauchais, Eric Liozon, Elisabeth Vidal – 14 January 2008 – The impact of ribavirin exposure on sustained virological response (SVR) in patients with chronic hepatitis C is unknown.

Jaime Bosch, Dominique Thabut, Agustín Albillos, Nicolas Carbonell, Julius Spicak, Julien Massard, Gennaro D'Amico, Didier Lebrec, Roberto de Franchis, Søren Fabricius, Yan Cai, Flemming Bendtsen – 14 January 2008 – A beneficial effect of recombinant activated factor VII (rFVIIa) in Child‐Pugh class B and C patients with cirrhosis who have variceal bleeding has been suggested. This randomized controlled trial assessed the efficacy and safety of rFVIIa in patients with advanced cirrhosis and active variceal bleeding.

Takehiro Torisu, Mako Nakaya, Satoko Watanabe, Masayuki Hashimoto, Hideyuki Yoshida, Takatoshi Chinen, Ryoko Yoshida, Fuyuki Okamoto, Toshikatsu Hanada, Kumiko Torisu, Giichi Takaesu, Takashi Kobayashi, Hideo Yasukawa, Akihiko Yoshimura – 14 January 2008 – Acute liver failure is associated with significant mortality. However, the underlying pathophysiological mechanism is not yet fully understood. Suppressor of cytokine signaling‐1 (SOCS1), which is a negative‐feedback molecule for cytokine signaling, has been shown to be rapidly induced during liver injury.