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Open-Access Journal
Editorial
Appendiceal mass: Is interval appendicectomy “something of the past”? 
Abdul-Wahed Nasir Meshikhes 
World J Gastroenterol 17(25):2977-2980. Published online Jul 7, 2011. doi: 10.3748/wjg.v17.i25.2977
Effect of ageing on colonic mucosal regeneration 
Ferenc Sipos, Katalin Leiszter, Zsolt Tulassay 
World J Gastroenterol 17(25):2981-2986. Published online Jul 7, 2011. doi: 10.3748/wjg.v17.i25.2981
Review
Squamous cell carcinoma of the anus-an opportunistic cancer in HIV-positive male homosexuals 
Pascal Gervaz, Alexandra Calmy, Ymer Durmishi, Abdelkarim S Allal, Philippe Morel 
World J Gastroenterol 17(25):2987-2991. Published online Jul 7, 2011. doi: 10.3748/wjg.v17.i25.2987
Original Article
Down-regulation of STAT3 expression by vector-based small interfering RNA inhibits pancreatic cancer growth 
Chen Huang, Guang Yang, Tao Jiang, Jun Cao, Ke-Jian Huang, Zheng-Jun Qiu 
World J Gastroenterol 17(25):2992-3001. Published online Jul 7, 2011. doi: 10.3748/wjg.v17.i25.2992
Cisplatin pretreatment enhances anti-tumor activity of cytokine-induced killer cells 
Xiang Huang, Yi-Tian Chen, Hai-Zhu Song, Gui-Chun Huang, Long-Bang Chen 
World J Gastroenterol 17(25):3002-3011. Published online Jul 7, 2011. doi: 10.3748/wjg.v17.i25.3002
Brief Article
T1-weighted dual-echo MRI for fat quantification in pediatric nonalcoholic fatty liver disease 
Lucia Pacifico, Michele Di Martino, Carlo Catalano, Valeria Panebianco, Mario Bezzi, Caterina Anania, Claudio Chiesa 
World J Gastroenterol 17(25):3012-3019. Published online Jul 7, 2011. doi: 10.3748/wjg.v17.i25.3012
Association of upper gastrointestinal symptoms with functional and clinical characteristics in the elderly 
Alberto Pilotto, Stefania Maggi, Marianna Noale, Marilisa Franceschi, Giancarlo Parisi, Gaetano Crepaldi 
World J Gastroenterol 17(25):3020-3026. Published online Jul 7, 2011. doi: 10.3748/wjg.v17.i25.3020
Prevalence, genotypes and factors associated with HCV infection among prisoners in Northeastern Brazil 
Bruno Fernandes de Oliveira Santos, Nathalie Oliveira de Santana, Alex Vianey Callado Franca 
World J Gastroenterol 17(25):3027-3034. Published online Jul 7, 2011. doi: 10.3748/wjg.v17.i25.3027
Risk of fracture in celiac disease: Gender, dietary compliance, or both? 
María Inés Pinto Sánchez, Adriana Mohaidle, Andrea Baistrocchi, Dolores Matoso, Horacio Vázquez, Andrea González, Roberto Mazure, Evangelina Maffei, Guillermina Ferrari, Edgardo Smecuol, Adriana Crivelli, Juan Andrés de Paula, Juan C Gómez, Silvia Pedreira, Eduardo Mauriño, Julio César Bai 
World J Gastroenterol 17(25):3035-3042. Published online Jul 7, 2011. doi: 10.3748/wjg.v17.i25.3035
P16 gene hypermethylation and hepatocellular carcinoma: A systematic review and meta-analysis 
Jia-Jie Zang, Feng Xie, Jin-Fang Xu, Ying-Yi Qin, Rong-Xi Shen, Jia-Mei Yang, Jia He 
World J Gastroenterol 17(25):3043-3048. Published online Jul 7, 2011. doi: 10.3748/wjg.v17.i25.3043
Coordination and nursing care of pediatric patients undergoing double balloon enteroscopy 
Jie Wu, Cui-Fang Zheng, Ying Huang, Cai-Hong Shao, Ying-Kit Leung 
World J Gastroenterol 17(25):3049-3053. Published online Jul 7, 2011. doi: 10.3748/wjg.v17.i25.3049
Epidemiological and clinical features of hepatitis B virus related liver failure in China 
Chen Liu, Yu-Ming Wang, Ke Fan 
World J Gastroenterol 17(25):3054-3059. Published online Jul 7, 2011. doi: 10.3748/wjg.v17.i25.3054
Effects of refluxate pH values on duodenogastroesophageal reflux-induced esophageal adenocarcinoma 
Peng Cheng, Jian-Sheng Li, Jun Gong, Lian-Feng Zhang, Rong-Zhong Chen 
World J Gastroenterol 17(25):3060-3065. Published online Jul 7, 2011. doi: 10.3748/wjg.v17.i25.3060
Case Report
Gastric carcinoid in a patient infected with Helicobacter pylori: A new entity? 
Pantelis Antonodimitrakis, Apostolos Tsolakis, Staffan Welin, Gordana Kozlovacki, Kjell Öberg, Dan Granberg 
World J Gastroenterol 17(25):3066-3068. Published online Jul 7, 2011. doi: 10.3748/wjg.v17.i25.3066
Liver transplantation for acute hepatic failure due to chemotherapy-induced HBV reactivation in lymphoma patients 
Timothée Noterdaeme, Luc Longrée, Christian Bataille, Arnaud Deroover, Anne Lamproye, Jean Delwaide, Yves Beguin, Pierre Honoré, Olivier Detry 
World J Gastroenterol 17(25):3069-3072. Published online Jul 7, 2011. doi: 10.3748/wjg.v17.i25.3069
Letters To The Editor
Intrahepatic biliary cystadenoma: Is there really an almost exclusively female predominance? 
Ho Hyun Kim, Young Hoe Hur, Yang Seok Koh, Chol Kyoon Cho, Jin Woong Kim 
World J Gastroenterol 17(25):3073-3074. Published online Jul 7, 2011. doi: 10.3748/wjg.v17.i25.3073