Upregulation of the tumor suppressor gene menin in hepatocellular carcinomas and its significance in fibrogenesis

Pierre J. Zindy, Annie L'Helgoualc'h, Dominique Bonnier, Antony Le Béchec, Katia Bourd‐Boitin, Chang Xian Zhang, Orlando Musso, Denise Glaise, Marie Bérangère Troadec, Olivier Loréal, Bruno Turlin, Jean Léger, Bruno Clément, Nathalie Théret – 20 October 2006 – The molecular mechanisms underlying the progression of cirrhosis toward hepatocellular carcinoma were investigated by a combination of DNA microarray analysis and literature data mining.

Fatal GvHD as a complication of liver transplantation for undetermined fulminant hepatic failure and associated aplastic anemia

Michela G. Schäppi, Dominique C. Belli, Peter C. Rimensberger, Christophe Chardot, Gürkan Kaya, Jean‐Marie Tiercy, Hulya Ozsahin – 20 October 2006 – Fulminant hepatic failure of unknown origin is the most common cause of fulminant hepatitis with high incidence of aplastic anaemia. Furthermore, the association of liver failure and aplastic anaemia has an increased mortality rate. In this report we describe a 16‐month‐old boy who presented with aplastic anaemia preceding a non‐A, non‐B, non‐C fulminant liver failure.

IL‐2 receptor α−/− mice and the development of primary biliary cirrhosis

Kanji Wakabayashi, Zhe‐Xiong Lian, Yuki Moritoki, Ruth Y. Lan, Koichi Tsuneyama, Ya‐Hui Chuang, Guo‐Xiang Yang, William Ridgway, Yoshiyuki Ueno, Aftab A. Ansari, Ross L. Coppel, Ian R. Mackay, M. Eric Gershwin – 20 October 2006 – Recently, we identified a child born with a genetic deficiency of IL‐2 receptor α (IL‐2Rα, CD25) expression who had several clinical manifestations of primary biliary cirrhosis (PBC).

HCV kinetics, quasispecies, and clearance in treated HCV‐infected and HCV/HIV‐1‐coinfected patients with hemophilia

Norah J. Shire, Paul S. Horn, Susan D. Rouster, Sandra Stanford, M. Elaine Eyster, Kenneth E. Sherman, Multicenter Hemophilia Cohort HCV Study Group – 20 October 2006 – Hepatitis C virus (HCV) treatment response rates remain low in HCV/HIV‐1‐coinfected individuals compared with those with HCV alone. Persons with inherited coagulation disorders have high rates of HCV and HIV‐1 infection, but HCV treatment trials in this patient population are scarce.

Protection against Western diet–induced obesity and hepatic steatosis in liver fatty acid–binding protein knockout mice

Elizabeth P. Newberry, Yan Xie, Susan M. Kennedy, Jianyang Luo, Nicholas O. Davidson – 20 October 2006 – Liver fatty acid–binding protein (L‐Fabp) regulates murine hepatic fatty acid trafficking in response to fasting. In this study, we show that L‐Fabp−/− mice fed a high‐fat Western diet for up to 18 weeks are less obese and accumulate less hepatic triglyceride than C57BL/6J controls. Paradoxically, both control and L‐Fabp−/− mice manifested comparable glucose intolerance and insulin resistance when fed a Western diet.

Sclerosing cholangitis: A focus on secondary causes

Rupert Abdalian, E. Jenny Heathcote – 20 October 2006 – Secondary sclerosing cholangitis (SSC) is a disease that is morphologically similar to primary sclerosing cholangitis (PSC) but that originates from a known pathological process. Its clinical and cholangiographic features may mimic PSC, yet its natural history may be more favorable if recognition is prompt and appropriate therapy is introduced.

Beyond randomized controlled trials: A critical comparison of trials with nonrandomized studies

Henrik Toft Sørensen, Timothy L. Lash, Kenneth J. Rothman – 20 October 2006 – Observational analogs of randomized clinical trials (RCTs) are well accepted in the study of disease risk factors, diagnosis, and prognosis. There is controversy about observational studies when the focus is on the intended benefit due to lack of blinding and poor control for unmeasured confounding. Well‐designed randomized clinical trials are costly both in time and money. Therefore, existing databases are used increasingly and are often the only feasible source with which to examine delayed health effects.

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