Chronic intermittent hypoxia aggravates intrahepatic endothelial dysfunction in cirrhotic rats

Manuel Hernández‐Guerra, Zaida Adrián de Ganzo, Yanira González‐Méndez, Eduardo Salido, Pedro Abreu, Miguel Moreno, Vanesa Felipe, Beatriz Abrante, Enrique Quintero – 23 November 2012 – Chronic intermittent hypoxia (CIH) occurs with obstructive sleep apnea syndrome (OSAS) and provokes systemic endothelial dysfunction, which is associated with oxidative stress and low nitric oxide (NO) bioavailability. Cirrhotic livers exhibit intrahepatic endothelial dysfunction, which is characterized by an impaired endothelium‐dependent response to vasodilators and hyperresponse to vasoconstrictors.

Association between noninvasive fibrosis markers and mortality among adults with nonalcoholic fatty liver disease in the United States

Donghee Kim, W. Ray Kim, Hwa Jung Kim, Terry M. Therneau – 23 November 2012 – The clinical and public health significance of nonalcoholic fatty liver disease (NAFLD) is not well established. We investigated the long‐term effect of NAFLD on mortality. This analysis utilized the National Health and Nutrition Examination Survey conducted in 1988‐1994 and subsequent follow‐up data for mortality through December 31, 2006. NAFLD was defined by ultrasonographic detection of hepatic steatosis in the absence of other known liver diseases.

Sexual transmission of hepatitis C virus among monogamous heterosexual couples: The HCV partners study

Norah A. Terrault, Jennifer L. Dodge, Edward L. Murphy, John E. Tavis, Alexi Kiss, T. R. Levin, Robert G. Gish, Michael P. Busch, Arthur L. Reingold, Miriam J. Alter – 23 November 2012 – The efficiency of hepatitis C virus (HCV) transmission by sexual activity remains controversial. We conducted a cross‐sectional study of HCV‐positive subjects and their partners to estimate the risk for HCV infection among monogamous heterosexual couples. A total of 500 anti–HCV‐positive, human immunodeficiency virus–negative index subjects and their long‐term heterosexual partners were studied.

Resistin reduces mitochondria and induces hepatic steatosis in mice by the protein kinase C/protein kinase G/p65/PPAR gamma coactivator 1 alpha pathway

Lei Zhou, Xiaolan Yu, Qingjie Meng, Hongqiang Li, Congcong Niu, Yun Jiang, Yuxi Cai, Minghui Li, Qiang Li, Chaoqiang An, Le Shu, Ao Chen, Handong Su, Yin Tang, Shen Yin, Silja Raschke, Kristin Eckardt, Jürgen Eckel, Zaiqing Yang – 23 November 2012 – Obesity is associated with many severe chronic diseases and deciphering its development and molecular mechanisms is necessary for promoting treatment.

Constitutive Notch2 signaling induces hepatic tumors in mice

Michael T. Dill, Luigi Tornillo, Thorsten Fritzius, Luigi Terracciano, David Semela, Bernhard Bettler, Markus H. Heim, Jan S. Tchorz – 23 November 2012 – Hepatocellular carcinoma (HCC) and cholangiocarcinoma (CCC) are the most common liver tumors and a leading cause for cancer‐related death in men. Notch2 regulates cellular differentiation in the developing and adult liver.

Reducing the thickness of left lateral segment grafts in neonatal living donor liver transplantation

Mureo Kasahara, Seisuke Sakamoto, Takanobu Shigeta, Hajime Uchida, Ikumi Hamano, Hiroyuki Kanazawa, Megumi Kobayashi, Toshihiro Kitajima, Akinari Fukuda, Mohamed Rela – 21 November 2012 – Liver transplantation is now an established treatment for children with end‐stage liver disease. Left lateral segment (LLS) grafts are most commonly used in split and living donor liver transplantation in children. In very small children, LLS grafts can be too large, and further nonanatomical reduction has recently been introduced to mitigate the problem of large‐for‐size grafts.

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