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Open-Access Journal
Editorial
A systematic review of the efficacy and safety of herbal medicines used in the treatment of obesity 
Shirin Hasani-Ranjbar, Neda Nayebi, Bagher Larijani, Mohammad Abdollahi 
World J Gastroenterol 15(25):3073-3085. Published online Jul 7, 2009. doi: 10.3748/wjg.15.3073
Review
An overview of animal models for investigating the pathogenesis and therapeutic strategies in acute hepatic failure 
María Jesús Tuñón, Marcelino Alvarez, Jesús M Culebras, Javier González-Gallego 
World J Gastroenterol 15(25):3086-3098. Published online Jul 7, 2009. doi: 10.3748/wjg.15.3086
Molecular characteristics and stages of chronic hepatitis B virus infection 
Ying-Hui Shi, Chang-He Shi 
World J Gastroenterol 15(25):3099-3105. Published online Jul 7, 2009. doi: 10.3748/wjg.15.3099
Original Articles
Constructive thinking, rational intelligence and irritable bowel syndrome 
Enrique Rey, Marta Moreno Ortega, Monica Olga Garcia Alonso, Manuel Diaz-Rubio 
World J Gastroenterol 15(25):3106-3113. Published online Jul 7, 2009. doi: 10.3748/wjg.15.3106
Enhancement patterns of pancreatic adenocarcinoma on conventional dynamic multi-detector row CT: Correlation with angiogenesis and fibrosis 
Yuki Hattori, Toshifumi Gabata, Osamu Matsui, Kentaro Mochizuki, Hirohisa Kitagawa, Masato Kayahara, Tetsuo Ohta, Yasuni Nakanuma 
World J Gastroenterol 15(25):3114-3121. Published online Jul 7, 2009. doi: 10.3748/wjg.15.3114
Brief Articles
Microscopic colitis: A large retrospective analysis from a health maintenance organization experience 
Kevin T Kao, Benito A Pedraza, Amy C McClune, David A Rios, Yi-Qiong Mao, Robert H Zuch, Michael H Kanter, Sony Wirio, Chris N Conteas 
World J Gastroenterol 15(25):3122-3127. Published online Jul 7, 2009. doi: 10.3748/wjg.15.3122
Portal hypertension secondary to myelofibrosis with myeloid metaplasia: A study of 13 cases 
Mohannad Abu-Hilal, Jayant Tawaker 
World J Gastroenterol 15(25):3128-3133. Published online Jul 7, 2009. doi: 10.3748/wjg.15.3128
Serum bile acid profiling reflects enterohepatic detoxification state and intestinal barrier function in inflammatory bowel disease 
Carsten Gnewuch, Gerhard Liebisch, Thomas Langmann, Benjamin Dieplinger, Thomas Mueller, Meinhard Haltmayer, Hans Dieplinger, Alexandra Zahn, Wolfgang Stremmel, Gerhard Rogler, Gerd Schmitz 
World J Gastroenterol 15(25):3134-3141. Published online Jul 7, 2009. doi: 10.3748/wjg.15.3134
Human papilloma virus and esophageal carcinoma in a Latin-American region 
Roberto Herrera-Goepfert, Marcela Lizano, Suminori Akiba, Adela Carrillo-García, Mauricio Becker-D’Acosta 
World J Gastroenterol 15(25):3142-3147. Published online Jul 7, 2009. doi: 10.3748/wjg.15.3142
Is percutaneous endoscopic gastrostomy tube placement safe in patients with ventriculoperitoneal shunts? 
Jin-Soo Kim, Yong-Wan Park, Hyung-Keun Kim, Young-Seok Cho, Sung-Soo Kim, Na-Ri Youn, Hiun-Suk Chae 
World J Gastroenterol 15(25):3148-3152. Published online Jul 7, 2009. doi: 10.3748/wjg.15.3148
What is the most cost-effective strategy to screen for second primary colorectal cancers in male cancer survivors in Korea? 
Sang Min Park, Sun-Young Kim, Craig C Earle, Seung-Yong Jeong, Young Ho Yun 
World J Gastroenterol 15(25):3153-3160. Published online Jul 7, 2009. doi: 10.3748/wjg.15.3153
Characterization of clarithromycin resistance in Malaysian isolates of Helicobacter pylori 
Norazah Ahmad, Wan Rasinah Zakaria, Sheikh Anwar Abdullah, Ramelah Mohamed 
World J Gastroenterol 15(25):3161-3165. Published online Jul 7, 2009. doi: 10.3748/wjg.15.3161
Cardiopulmonary bypass induced microcirculatory injury of the small bowel in rats 
Guo-Hua Dong, Chang-Tian Wang, Yun Li, Biao Xu, Jian-Jun Qian, Hai-Wei Wu, Hua Jing 
World J Gastroenterol 15(25):3166-3172. Published online Jul 7, 2009. doi: 10.3748/wjg.15.3166
Translation and validation of the Nepean Dyspepsia Index for functional dyspepsia in China 
Xiao-Ping Tian, Ying Li, Fan-Rong Liang, Guo-Jie Sun, Jie Yan, Xiao-Rong Chang, Ting-Ting Ma, Shu-Yuan Yu, Xu-Guang Yang 
World J Gastroenterol 15(25):3173-3177. Published online Jul 7, 2009. doi: 10.3748/wjg.15.3173
Specific activation of 2'-5'oligoadenylate synthetase gene promoter by hepatitis C virus-core protein: A potential for developing hepatitis C virus targeting gene therapy 
Ying Wang, Shan-Shan Mao, Qiong-Qiong He, Yuan Zi, Ji-Fang Wen, De-Yun Feng 
World J Gastroenterol 15(25):3178-3182. Published online Jul 7, 2009. doi: 10.3748/wjg.15.3178
Improved quality of life in patients with gastric cancer after esophagogastrostomy reconstruction 
Hao Zhang, Zhe Sun, Hui-Mian Xu, Ji-Xian Shan, Shu-Bao Wang, Jun-Qing Chen 
World J Gastroenterol 15(25):3183-3190. Published online Jul 7, 2009. doi: 10.3748/wjg.15.3183
Case Report
Enigma of primary aortoduodenal fistula 
Miklosh Bala, Jacob Sosna, Liat Appelbaum, Eran Israeli, Avraham I Rivkind 
World J Gastroenterol 15(25):3191-3193. Published online Jul 7, 2009. doi: 10.3748/wjg.15.3191
Letters To The Editor
Pentoxifylline: A first line treatment option for severe alcoholic hepatitis and hepatorenal syndrome? 
Stelios F Assimakopoulos, Konstantinos C Thomopoulos, Chrisoula Labropoulou-Karatza 
World J Gastroenterol 15(25):3194-3195. Published online Jul 7, 2009. doi: 10.3748/wjg.15.3194