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Open-Access Journal
Editorial
Hepatitis C virus infection and health-related quality of life 
Piero Amodio, Laura Salari, Sara Montagnese, Sami Schiff, Daniele Neri, Tonino Bianco, Lina Minazzato 
World J Gastroenterol 18(19):2295-2299. Published online May 21, 2012. doi: 10.3748/wjg.v18.i19.2295
Animal models of nonalcoholic fatty liver disease/nonalcoholic steatohepatitis 
Yoshihisa Takahashi, Yurie Soejima, Toshio Fukusato 
World J Gastroenterol 18(19):2300-2308. Published online May 21, 2012. doi: 10.3748/wjg.v18.i19.2300
Review
Gastric stimulation for weight loss 
Meir Mizrahi, Ami Ben Ya'acov, Yaron Ilan 
World J Gastroenterol 18(19):2309-2319. Published online May 21, 2012. doi: 10.3748/wjg.v18.i19.2309
Original Article
Matrix metalloproteinase-9 contributes to parenchymal hemorrhage and necrosis in the remnant liver after extended hepatectomy in mice 
Norifumi Ohashi, Tomohide Hori, Florence Chen, Sura Jermanus, Christopher B Eckman, Akimasa Nakao, Shinji Uemoto, Justin H Nguyen 
World J Gastroenterol 18(19):2320-2333. Published online May 21, 2012. doi: 10.3748/wjg.v18.i19.2320
Anti-tumor effect of 5-aza-2'-deoxycytidine by inhibiting telomerase activity in hepatocellular carcinoma cells 
Shuang-Fen Tao, Chang-Song Zhang, Xian-Ling Guo, Yun Xu, Shan-Shan Zhang, Jian-Rui Song, Rong Li, Meng-Chao Wu, Li-Xin Wei 
World J Gastroenterol 18(19):2334-2343. Published online May 21, 2012. doi: 10.3748/wjg.v18.i19.2334
Lactobacillus crispatus M206119 exacerbates murine DSS-colitis by interfering with inflammatory responses 
Fu-Xi Zhou, Lu Chen, Xiao-Wei Liu, Chun-Hui Ouyang, Xiao-Ping Wu, Xue-Hong Wang, Chun-Lian Wang, Fang-Gen Lu 
World J Gastroenterol 18(19):2344-2356. Published online May 21, 2012. doi: 10.3748/wjg.v18.i19.2344
Brief Article
Endoscopic ultrasonography-guided fine needle aspiration: Relatively low sensitivity in the endosonographer population 
Jean-Marc Dumonceau, Thibaud Koessler, Jeanin E van Hooft, Paul Fockens 
World J Gastroenterol 18(19):2357-2363. Published online May 21, 2012. doi: 10.3748/wjg.v18.i19.2357
Clinical benefit of radiation therapy and metallic stenting for unresectable hilar cholangiocarcinoma 
Hiroyuki Isayama, Takeshi Tsujino, Yousuke Nakai, Takashi Sasaki, Keiichi Nakagawa, Hideomi Yamashita, Taku Aoki, Kazuhiko Koike 
World J Gastroenterol 18(19):2364-2370. Published online May 21, 2012. doi: 10.3748/wjg.v18.i19.2364
Comparison of percutaneous transhepatic portal vein embolization and unilateral portal vein ligation 
Hiroya Iida, Tsukasa Aihara, Shinichi Ikuta, Hidenori Yoshie, Naoki Yamanaka 
World J Gastroenterol 18(19):2371-2376. Published online May 21, 2012. doi: 10.3748/wjg.v18.i19.2371
Comparison of sequential and 7-, 10-, 14-d triple therapy for Helicobacter pylori infection 
Hyuk Soon Choi, Hoon Jai Chun, Sang Hoon Park, Bora Keum, Yeon Seok Seo, Yong Sik Kim, Yoon-Tae Jeen, Soon Ho Um, Hong Sik Lee, Chang Duck Kim, Ho Sang Ryu 
World J Gastroenterol 18(19):2377-2382. Published online May 21, 2012. doi: 10.3748/wjg.v18.i19.2377
Hexahydrocurcumin enhances inhibitory effect of 5-fluorouracil on HT-29 human colon cancer cells 
Khanitta Srimuangwong, Chainarong Tocharus, Pornphrom Yoysungnoen Chintana, Apichart Suksamrarn, Jiraporn Tocharus 
World J Gastroenterol 18(19):2383-2389. Published online May 21, 2012. doi: 10.3748/wjg.v18.i19.2383
A randomized open-label trial of on-demand rabeprazole vs ranitidine for patients with non-erosive reflux disease 
Abdallah A Kobeissy, Jana G Hashash, Faek R Jamali, Assaad M Skoury, Reham Haddad, Sarah El-Samad, Rami Ladki, Rola Aswad, Assaad M Soweid 
World J Gastroenterol 18(19):2390-2395. Published online May 21, 2012. doi: 10.3748/wjg.v18.i19.2390
Poorly expandable common bile duct with stones on endoscopic retrograde cholangiography 
Chi-Liang Cheng, Yung-Kuan Tsou, Cheng-Hui Lin, Jui-Hsiang Tang, Chien-Fu Hung, Kai-Feng Sung, Ching-Song Lee, Nai-Jen Liu 
World J Gastroenterol 18(19):2396-2401. Published online May 21, 2012. doi: 10.3748/wjg.v18.i19.2396
Prognosis of HER2 over-expressing gastric cancer patients with liver metastasis 
Hai-Zhen Dang, Yang Yu, Shun-Chang Jiao 
World J Gastroenterol 18(19):2402-2407. Published online May 21, 2012. doi: 10.3748/wjg.v18.i19.2402
Glypican-3 expression and its relationship with recurrence of HCC after liver transplantation 
Yu-Liang Wang, Zhi-Jun Zhu, Da-Hong Teng, Zhi Yao, Wei Gao, Zhong-Yang Shen 
World J Gastroenterol 18(19):2408-2414. Published online May 21, 2012. doi: 10.3748/wjg.v18.i19.2408
Salvage liver transplantation in the treatment of hepatocellular carcinoma: A Meta-analysis 
Hong-Yu Li, Yong-Gang Wei, Lv-Nan Yan, Bo Li 
World J Gastroenterol 18(19):2415-2422. Published online May 21, 2012. doi: 10.3748/wjg.v18.i19.2415
Reduced Popdc3 expression correlates with high risk and poor survival in patients with gastric cancer 
Deng Luo, Ming-Liang Lu, Gong-Fang Zhao, Hua Huang, Meng-Yao Zheng, Jiang Chang, Lin Lv, Jin-Bo Luo 
World J Gastroenterol 18(19):2423-2429. Published online May 21, 2012. doi: 10.3748/wjg.v18.i19.2423
Case Report
Giardia infection: Protein-losing enteropathy in an adult with immunodeficiency 
Alexandre Khodr Furtado, Virginia Lucia Ribeiro Cabral, Thiago Nunes Santos, Eli Mansour, Cristiane Kibune Nagasako, Sonia Leticia Lorena, Rogerio Antunes Pereira-Filho 
World J Gastroenterol 18(19):2430-2433. Published online May 21, 2012. doi: 10.3748/wjg.v18.i19.2430
An unusual enteropathy-associated T-cell lymphoma with MYC translocation arising in a Japanese patient: A case report 
Kenji Okumura, Masahiko Ikebe, Tatsuro Shimokama, Morishige Takeshita, Nao Kinjo, Keishi Sugimachi, Hidefumi Higashi 
World J Gastroenterol 18(19):2434-2437. Published online May 21, 2012. doi: 10.3748/wjg.v18.i19.2434
Spontaneous perforation of an intramural rectal hematoma: Report of a case 
Zhu-Lin Li, Zhen-Jun Wang, Jia-Gang Han 
World J Gastroenterol 18(19):2438-2440. Published online May 21, 2012. doi: 10.3748/wjg.v18.i19.2438
Letters To The Editor
Does antioxidant therapy influence every aspect of quality of life? 
Tomasz Stefaniak, Ad Vingerhoets, Zbigniew Sledzinski 
World J Gastroenterol 18(19):2441-2442. Published online May 21, 2012. doi: 10.3748/wjg.v18.i19.2441