Identification of novel immunohistochemical tumor markers for primary hepatocellular carcinoma; clathrin heavy chain and formiminotransferase cyclodeaminase

Masanori Seimiya, Takeshi Tomonaga, Kazuyuki Matsushita, Masahiko Sunaga, Masamichi Oh‐ishi, Yoshio Kodera, Tadakazu Maeda, Shigetsugu Takano, Akira Togawa, Hideyuki Yoshitomi, Masayuki Otsuka, Masakazu Yamamoto, Masayuki Nakano, Masaru Miyazaki, Fumio Nomura – 15 April 2008 – Early diagnosis of hepatocellular carcinoma (HCC) greatly improves its prognosis. However, the distinction between benign and malignant tumors is often difficult, and novel immunohistochemical markers are necessary.

Nocturnal nutritional supplementation improves total body protein status of patients with liver cirrhosis: A randomized 12‐month trial

Lindsay D. Plank, Edward J. Gane, Szelin Peng, Carl Muthu, Sachin Mathur, Lyn Gillanders, Kerry McIlroy, Anthony J. Donaghy, John L. McCall – 15 April 2008 – Patients with liver cirrhosis exhibit early onset of gluconeogenesis after short‐term fasting. This accelerated metabolic reaction to starvation may underlie their increased protein requirements and muscle depletion. A randomized controlled trial was conducted to test the hypothesis that provision of a late‐evening nutritional supplement over a 12‐month period would improve body protein stores in patients with cirrhosis.

Specific targeting of hepatitis C virus core protein by an intracellular single‐chain antibody of human origin

Juliane Karthe, Kathi Tessmann, Jisu Li, Raiki Machida, Maaike Daleman, Dieter Häussinger, Tobias Heintges – 15 April 2008 – The hepatitis C virus (HCV) core protein is essential for viral genome encapsidation and plays an important role in steatosis, immune evasion, and hepatocellular carcinoma. It may thus represent a promising therapeutic target to interfere with the HCV life‐cycle and related pathogenesis.

Hepatic AdipoR2 signaling plays a protective role against progression of nonalcoholic steatohepatitis in mice

Kengo Tomita, Yuichi Oike, Toshiaki Teratani, Takashi Taguchi, Masaaki Noguchi, Takahiro Suzuki, Akiko Mizutani, Hirokazu Yokoyama, Rie Irie, Hidetoshi Sumimoto, Atsushi Takayanagi, Kiichi Miyashita, Masaki Akao, Mitsuhisa Tabata, Gen Tamiya, Tamiko Ohkura, Toshifumi Hibi – 15 April 2008 – It is unclear how hepatic adiponectin resistance and sensitivity mediated by the adiponectin receptor, AdipoR2, contributes to the progression of nonalcoholic steatohepatitis (NASH). The aim of this study was to examine the roles of hepatic AdipoR2 in NASH, using an animal model.

Hepatic differentiation of human bone marrow–derived mesenchymal stem cells by tetracycline‐regulated hepatocyte nuclear factor 3β

Kyoko Ishii, Yoko Yoshida, Yuji Akechi, Tomohiko Sakabe, Ren Nishio, Remina Ikeda, Kei Terabayashi, Yoshiaki Matsumi, Kazue Gonda, Hideharu Okamoto, Kazuko Takubo, Fumihito Tajima, Hiroyuki Tsuchiya, Yoshiko Hoshikawa, Akihiro Kurimasa, Akihiro Umezawa, Goshi Shiota – 15 April 2008 – Human bone marrow–derived mesenchymal stem cells (BM‐MSCs) are expected to be a potential source of cells for transplantation. Although recent reports have shown that isolated MSCs can differentiate into hepatocytes, the efficiency of differentiation is insufficient for therapeutic application.

Dietary cholesterol, rather than liver steatosis, leads to hepatic inflammation in hyperlipidemic mouse models of nonalcoholic steatohepatitis

Kristiaan Wouters, Patrick J. van Gorp, Veerle Bieghs, Marion J. Gijbels, Hans Duimel, Dieter Lütjohann, Anja Kerksiek, Roger van Kruchten, Nobuyo Maeda, Bart Staels, Marc van Bilsen, Ronit Shiri‐Sverdlov, Marten H. Hofker – 15 April 2008 – Nonalcoholic steatohepatitis (NASH) involves liver lipid accumulation (steatosis) combined with hepatic inflammation. The transition towards hepatic inflammation represents a key step in pathogenesis, because it will set the stage for further liver damage, culminating in hepatic fibrosis, cirrhosis, and liver cancer.

Requirement of the cyclic adenosine monophosphate response element‐binding protein for hepatitis B virus replication

Bo Kyung Kim, Seoung Ok Lim, Yun Gyu Park – 11 April 2008 – The cyclic adenosine monophosphate–response element (CRE)‐transcription factor complex participates in the regulation of viral gene expression and pathologic processes caused by various viruses. The hepatitis B virus (HBV) enhancer I directs liver‐specific transcription of viral genes and contains a CRE sequence (HBV‐CRE); however, whether the HBV‐CRE and CRE‐binding protein (CREB) are required for the HBV life cycle remains to be determined.

Visceral fat: A key mediator of steatohepatitis in metabolic liver disease

David van der Poorten, Kerry‐Lee Milner, Jason Hui, Alexander Hodge, Michael I. Trenell, James G. Kench, Roslyn London, Tony Peduto, Donald J. Chisholm, Jacob George – 11 April 2008 – Visceral obesity is intimately associated with metabolic disease and adverse health outcomes. However, a direct association between increasing amounts of visceral fat and end‐organ inflammation and scarring has not been demonstrated.

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