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Open-Access Journal
Editorial
Genetic epidemiology of primary sclerosing cholangitis 
Tom H Karlsen, Erik Schrumpf, Kirsten Muri Boberg 
World J Gastroenterol 13(41):5421-5431. Published online Nov 7, 2007. doi: 10.3748/wjg.v13.i41.5421
Liver Cancer
Chinese medicinal compound delisheng has satisfactory anti-tumor activity, and is associated with up-regulation of endostatin in human hepatocellular carcinoma cell line HepG2 in three-dimensional culture 
Jie Cui, Ke-Jun Nan, Tao Tian, Ya-Huan Guo, Na Zhao, Lin Wang 
World J Gastroenterol 13(41):5432-5439. Published online Nov 7, 2007. doi: 10.3748/wjg.v13.i41.5432
Clinical Research
Ribavirin and IFN-α combination therapy induces CD4+ T-cell proliferation and Th1 cytokine secretion in patients with chronic hepatitis B 
Fen-Yu Ren, Hai Jin, Xi-Xu Piao, Feng-Shun Piao 
World J Gastroenterol 13(41):5440-5445. Published online Nov 7, 2007. doi: 10.3748/wjg.v13.i41.5440
Influence of a nucleotide oligomerization domain 1 (NOD1) polymorphism and NOD2 mutant alleles on Crohn's disease phenotype 
Elisabet Cantó, Elena Ricart, David Busquets, David Monfort, Esther García-Planella, Dolors González, Joaquim Balanzó, José L Rodríguez-Sánchez, Sílvia Vidal 
World J Gastroenterol 13(41):5446-5453. Published online Nov 7, 2007. doi: 10.3748/wjg.v13.i41.5446
Rapid Communication
An optimized 13C-urea breath test for the diagnosis of H pylori infection 
Germán Campuzano-Maya 
World J Gastroenterol 13(41):5454-5464. Published online Nov 7, 2007. doi: 10.3748/wjg.v13.i41.5454
Improved survival for hepatocellular carcinoma with portal vein tumor thrombosis treated by intra-arterial chemotherapy combining etoposide, carboplatin, epirubicin and pharmacokinetic modulating chemotherapy by 5-FU and enteric-coated tegafur/uracil: A pilot study 
Toru Ishikawa, Michitaka Imai, Hiroteru Kamimura, Atsunori Tsuchiya, Tadayuki Togashi, Kouji Watanabe, Kei-ichi Seki, Hironobu Ohta, Toshiaki Yoshida, Tomoteru Kamimura 
World J Gastroenterol 13(41):5465-5470. Published online Nov 7, 2007. doi: 10.3748/wjg.v13.i41.5465
Pre- and postoperative systemic hemodynamic evaluation in patients subjected to esophagogastric devascularization plus splenectomy and distal splenorenal shunt: A comparative study in schistomomal portal hypertension 
Roberto de Cleva, Paulo Herman, Luis Augusto Carneiro D'albuquerque, Vincenzo Pugliese, Orlando Luis Santarem, William Abrão Saad 
World J Gastroenterol 13(41):5471-5475. Published online Nov 7, 2007. doi: 10.3748/wjg.v13.i41.5471
Neural cell adhesion molecule-180 expression as a prognostic criterion in colorectal carcinoma: Feasible or not? 
Oge Tascilar, Güldeniz Karadeniz Cakmak, Ishak Ozel Tekin, Ali Ugur Emre, Bulent Hamdi Ucan, Oktay Irkorucu, Kemal Karakaya, Mesut Gül, Hüseyin Bülent Engin, Mustafa Comert 
World J Gastroenterol 13(41):5476-5480. Published online Nov 7, 2007. doi: 10.3748/wjg.v13.i41.5476
Clinical significance of activity of ALT enzyme in patients with hepatitis C virus 
Onder Akkaya, Murat Kiyici, Yusuf Yilmaz, Engin Ulukaya, Omer Yerci 
World J Gastroenterol 13(41):5481-5485. Published online Nov 7, 2007. doi: 10.3748/wjg.v13.i41.5481
Risk factors of gastroesophageal reflux disease in Shiraz, southern Iran 
Mehdi Saberi-Firoozi, Farnaz Khademolhosseini, Maryam Yousefi, Davood Mehrabani, Najaf Zare, Seyed Taghi Heydari 
World J Gastroenterol 13(41):5486-5491. Published online Nov 7, 2007. doi: 10.3748/wjg.v13.i41.5486
A low prevalence of H pylori and endoscopic findings in HIV-positive Chinese patients with gastrointestinal symptoms 
Fu-Jing Lv, Xiao-Lan Luo, Xin Meng, Rui Jin, Hui-Guo Ding, Shu-Tian Zhang 
World J Gastroenterol 13(41):5492-5496. Published online Nov 7, 2007. doi: 10.3748/wjg.v13.i41.5492
Effects of H pylori infection on gap-junctional intercellular communication and proliferation of gastric epithelial cells in vitro 
Ran Tao, Miao-Feng Hu, Jin-Tu Lou, Yong-Liang Lei 
World J Gastroenterol 13(41):5497-5500. Published online Nov 7, 2007. doi: 10.3748/wjg.v13.i41.5497
Regulation of activin receptor-interacting protein 2 expression in mouse hepatoma Hepa1-6 cells and its relationship with collagen type IV 
Hong-Jun Zhang, Gui-Xiang Tai, Jing Zhou, Di Ma, Zhong-Hui Liu 
World J Gastroenterol 13(41):5501-5505. Published online Nov 7, 2007. doi: 10.3748/wjg.v13.i41.5501
Effects of large dose of dexamethasone on inflammatory mediators and pancreatic cell apoptosis of rats with severe acute pancreatitis 
Xi-Ping Zhang, Li Chen, Qi-Fang Hu, Hua Tian, Ru-Jun Xu, Zhi-Wei Wang, Ke-Yi Wang, Qi-Hui Cheng, Wei Yan, Yun Li, Qing-Yu Li, Qing He, Fei Wang 
World J Gastroenterol 13(41):5506-5511. Published online Nov 7, 2007. doi: 10.3748/wjg.v13.i41.5506
Case Report
Histological changes at an endosonography-guided biliary drainage site: A case report 
Naotaka Fujita, Yutaka Noda, Go Kobayashi, Kei Ito, Takashi Obana, Jun Horaguchi, Osamu Takasawa, Kazunari Nakahara 
World J Gastroenterol 13(41):5512-5515. Published online Nov 7, 2007. doi: 10.3748/wjg.v13.i41.5512
Synchronous isolated splenic metastasis from colon carcinoma and concomitant splenic abscess: A case report and review of the literature 
Adolfo Pisanu, Alberto Ravarino, Riccardo Nieddu, Alessandro Uccheddu 
World J Gastroenterol 13(41):5516-5520. Published online Nov 7, 2007. doi: 10.3748/wjg.v13.i41.5516
Benign retroperitoneal schwannoma presenting as colitis: A case report 
Gary Fass, Didier Hossey, Michel Nyst, Dirk Smets, Esmail Najar Saligheh, Ruth Duttmann, Kathleen Claes, Pierre Mendes da Costa 
World J Gastroenterol 13(41):5521-5524. Published online Nov 7, 2007. doi: 10.3748/wjg.v13.i41.5521
Gallstone spillage caused by spontaneously perforated hemorrhagic cholecystitis 
Young Chul Kim, Mi-Suk Park, Yong Eun Chung, Joon Suk Lim, Myeong-Jin Kim, Ki Whang Kim 
World J Gastroenterol 13(41):5525-5526. Published online Nov 7, 2007. doi: 10.3748/wjg.v13.i41.5525
Mirizzi syndrome in an anomalous cystic duct: A case report 
Cheol Woong Jung, Byung Wook Min, Tae Jin Song, Gil Soo Son, Hong Sik Lee, Seung Joo Kim, Jun Won Um 
World J Gastroenterol 13(41):5527-5529. Published online Nov 7, 2007. doi: 10.3748/wjg.v13.i41.5527
Hepatic abscess secondary to a rosemary twig migrating from the stomach into the liver 
Aleksandar R Karamarkovic, Srdjan P Djuranovic, Nada P Popovic, Vesna D Bumbasirevic, Ana D Sijacki, Ivan V Blazic 
World J Gastroenterol 13(41):5530-5532. Published online Nov 7, 2007. doi: 10.3748/wjg.v13.i41.5530
Carcinosarcoma of the stomach: A case report and review of the literature 
Tomislav Randjelovic, Branka Filipovic, Darko Babic, Vesna Cemerikic, Branislav Filipovic 
World J Gastroenterol 13(41):5533-5536. Published online Nov 7, 2007. doi: 10.3748/wjg.v13.i41.5533
Perivascular epithelioid cell tumor of the liver: A report of two cases and review of the literature 
Song-Hua Fang, Li-Na Zhou, Mei Jin, Ji-Bo Hu 
World J Gastroenterol 13(41):5537-5539. Published online Nov 7, 2007. doi: 10.3748/wjg.v13.i41.5537
Letters To The Editor
Unusual colonoscopy finding: Taenia saginata proglottid 
Nayan M Patel, Eric L Tatar 
World J Gastroenterol 13(41):5540-5541. Published online Nov 7, 2007. doi: 10.3748/wjg.v13.i41.5540