Identification of PFTAIRE protein kinase 1, a novel cell division cycle‐2 related gene, in the motile phenotype of hepatocellular carcinoma cells

Etonia Y‐T. Pang, Alfa H‐C. Bai, Ka‐Fai To, Shirley M‐H. Sy, Navy L‐Y. Wong, Paul B‐S. Lai, Jeremy A. Squire, Nathalie Wong – 27 July 2007 – Metastasis is a major cause of cancer morbidity and mortality in individuals with hepatocellular carcinoma (HCC), yet little is known about the underlying molecular basis. Using genetic information derived from chromosome‐based comparative genomic hybridization, we have reported previously on regional chromosome 7q21‐q22 gains in close association with HCC progression.

Effects of rosiglitazone on the liver histology and mitochondrial function in ob/ob mice

Inmaculada García‐Ruiz, Cristina Rodríguez‐Juan, Teresa Díaz‐Sanjuán, Miguel Ángel Martínez, Teresa Muñoz‐Yagüe, José A. Solís‐Herruzo – 27 July 2007 – Insulin resistance is present in almost all patients with nonalcoholic steatohepatitis (NAFLD), and mitochondrial dysfunction likely plays a critical role in the progression of fatty liver into nonalcoholic steatohepatitis. Rosiglitazone, a selective ligand of peroxisome proliferator‐activated receptor gamma (PPARγ), is an insulin sensitizer drug that has been used in a number of insulin‐resistant conditions, including NAFLD.

Nuclear factor‐κB and the hepatic inflammation‐fibrosis‐cancer axis

Ahmed M. Elsharkawy, Derek A. Mann – 27 July 2007 – Nuclear factor‐κB (NF‐κB) is a transcriptional regulator of genes involved in immunity, inflammatory response, cell fate, and function. Recent attention has focused on the pathophysiological role of NF‐κB in the diseased liver. In vivo studies using rodent models of liver disease and cell‐targeted perturbation of NF‐κB activity have revealed complex and multicellular functions in hepatic inflammation, fibrosis, and the development of hepatocellular carcinoma—a process we have termed the “inflammation‐fibrosis‐cancer axis”.

New cell surface markers for murine fetal hepatic stem cells identified through high density complementary DNA microarrays

Dirk Nierhoff, Lauretta Levoci, Sigrid Schulte, Tobias Goeser, Leslie E. Rogler, David A. Shafritz – 27 July 2007 – Isolation of hepatic stem cells from the adult liver (AL) has not yet been achieved due to the lack of specific cell surface markers. To identify new surface markers for hepatic stem cells, we analyzed differences in the gene expression profile of embryonic day (ED) 13.5 fetal liver stem/progenitor cells (FLSPC) versus AL by complementary DNA (cDNA) microarray technology.

A 7 gene signature identifies the risk of developing cirrhosis in patients with chronic hepatitis C

Hongjin Huang, Mitchell L. Shiffman, Scott Friedman, Ramasubbu Venkatesh, Natalie Bzowej, Olivia T. Abar, Charles M. Rowland, Joseph J. Catanese, Diane U. Leong, John J. Sninsky, Thomas J. Layden, Teresa L. Wright, Thomas White, Ramsey C. Cheung – 27 July 2007 – Clinical factors such as age, gender, alcohol use, and age‐at‐infection influence the progression to cirrhosis but cannot accurately predict the risk of developing cirrhosis in patients with chronic hepatitis C (CHC). The aim of this study was to develop a predictive signature for cirrhosis in Caucasian patients.

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