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Open-Access Journal
Editorial
Dysregulation of apoptosis in hepatocellular carcinoma cells 
Isabel Fabregat 
World J Gastroenterol 15(5):513-520. Published online Feb 7, 2009. doi: 10.3748/wjg.15.513
Do we really understand what the immunological disturbances in inflammatory bowel disease mean? 
Epameinondas V Tsianos, Konstantinos Katsanos 
World J Gastroenterol 15(5):521-525. Published online Feb 7, 2009. doi: 10.3748/wjg.15.521
Clinical analysis of primary anaplastic carcinoma of the small intestine 
Tsutomu Namikawa, Kazuhiro Hanazaki 
World J Gastroenterol 15(5):526-530. Published online Feb 7, 2009. doi: 10.3748/wjg.15.526
Review
Bio-mathematical models of viral dynamics to tailor antiviral therapy in chronic viral hepatitis 
Maurizia Rossana Brunetto, Piero Colombatto, Ferruccio Bonino 
World J Gastroenterol 15(5):531-537. Published online Feb 7, 2009. doi: 10.3748/wjg.15.531
Topic Highlight
Hepcidin modulation in human diseases: From research to clinic 
Alberto Piperno, Raffaella Mariani, Paola Trombini, Domenico Girelli 
World J Gastroenterol 15(5):538-551. Published online Feb 7, 2009. doi: 10.3748/wjg.15.538
Original Articles
Hepatic non-parenchymal cells and extracellular matrix participate in oval cell-mediated liver regeneration 
Wei Zhang, Xiao-Ping Chen, Wan-Guang Zhang, Feng Zhang, Shuai Xiang, Han-Hua Dong, Lei Zhang 
World J Gastroenterol 15(5):552-560. Published online Feb 7, 2009. doi: 10.3748/wjg.15.552
Cell-permeable Tat-NBD peptide attenuates rat pancreatitis and acinus cell inflammation response 
You-Ming Long, Ken Chen, Xue-Jin Liu, Wen-Rui Xie, Hui Wang 
World J Gastroenterol 15(5):561-569. Published online Feb 7, 2009. doi: 10.3748/wjg.15.561
Astragalus extract inhibits destruction of gastric cancer cells to mesothelial cells by anti-apoptosis 
Di Na, Fu-Nan Liu, Zhi-Feng Miao, Zong-Min Du, Hui-Mian Xu 
World J Gastroenterol 15(5):570-577. Published online Feb 7, 2009. doi: 10.3748/wjg.15.570
Brief Articles
Hepatocellular carcinoma in patients with autoimmune hepatitis 
Andreas Teufel, Arndt Weinmann, Catherine Centner, Anja Piendl, Ansgar W Lohse, Peter R Galle, Stephan Kanzler 
World J Gastroenterol 15(5):578-582. Published online Feb 7, 2009. doi: 10.3748/wjg.15.578
Gastroenterology service in a teaching hospital in rural New Zealand, 1991-2003 
Michael Schultz, Andrew Davidson, Sarah Donald, Bogna Targonska, Angus Turnbull, Susan Weggery, Vicki Livingstone, John D Dockerty 
World J Gastroenterol 15(5):583-590. Published online Feb 7, 2009. doi: 10.3748/wjg.15.583
Biochemical markers for non-invasive assessment of disease stage in patients with primary biliary cirrhosis 
Tamara Alempijevic, Miodrag Krstic, Rada Jesic, Ivan Jovanovic, Aleksandra Sokic Milutinovic, Nada Kovacevic, Slobodan Krstic, Dragan Popovic 
World J Gastroenterol 15(5):591-594. Published online Feb 7, 2009. doi: 10.3748/wjg.15.591
Usefulness of bispectral monitoring of conscious sedation during endoscopic mucosal dissection 
Kazunori Hata, Akira Andoh, Kiyoyuki Hayafuji, Atsuhiro Ogawa, Tamio Nakahara, Tomoyuki Tsujikawa, Yoshihide Fujiyama, Yasuharu Saito 
World J Gastroenterol 15(5):595-598. Published online Feb 7, 2009. doi: 10.3748/wjg.15.595
Mutation of cytotoxin-associated gene A affects expressions of antioxidant proteins of Helicobacter pylori 
Zhi-Gang Huang, Guang-Cai Duan, Qing-Tang Fan, Wei-Dong Zhang, Chun-Hua Song, Xue-Yong Huang, Rong-Guang Zhang 
World J Gastroenterol 15(5):599-606. Published online Feb 7, 2009. doi: 10.3748/wjg.15.599
Role of color Doppler flow imaging in applicable anatomy of spleen vessels 
Wei-Li Xu, Suo-Lin Li, Yan Wang, Meng Li, Ai-Guo Niu 
World J Gastroenterol 15(5):607-611. Published online Feb 7, 2009. doi: 10.3748/wjg.15.607
Case Report
Intestinal endometriosis-A rare cause of colonic perforation 
Neeraj Kumar Garg, Nitin Babulal Bagul, Sam Doughan, Paul Harold Rowe 
World J Gastroenterol 15(5):612-614. Published online Feb 7, 2009. doi: 10.3748/wjg.15.612
Primary localized malignant biphasic mesothelioma of the liver in a patient with asbestosis 
Motoko Sasaki, Ichiro Araki, Toshiaki Yasui, Masaru Kinoshita, Keita Itatsu, Takayuki Nojima, Yasuni Nakanuma 
World J Gastroenterol 15(5):615-621. Published online Feb 7, 2009. doi: 10.3748/wjg.15.615
A variant form of autoimmune pancreatitis successfully treated by steroid therapy, accompanied by von Meyenburg complex 
Hideaki Miura, Shigehiro Kitamura, Haruki Yamada 
World J Gastroenterol 15(5):622-627. Published online Feb 7, 2009. doi: 10.3748/wjg.15.622
Multifocal intraductal papillary mucinous neoplasm of the pancreas-A case report 
Kun-Chun Chiang, Jun Te Hsu, Huang-Yang Chen, Shyh Chuan Jwo, Tsann-Long Hwang, Yi-Yin Jan, Chun-Nan Yeh 
World J Gastroenterol 15(5):628-632. Published online Feb 7, 2009. doi: 10.3748/wjg.15.628
Pulmonary and cerebral lipiodol embolism after transcatheter arterial hemoembolization in hepatocellular carcinoma 
Jian-Jun Wu, Ming Chao, Guang-Qiang Zhang, Bin Li, Fei Dong 
World J Gastroenterol 15(5):633-635. Published online Feb 7, 2009. doi: 10.3748/wjg.15.633