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Open-Access Journal
Editorial
Roles of Helicobacter pylori BabA in gastroduodenal pathogenesis 
Yoshio Yamaoka 
World J Gastroenterol 14(27):4265-4272. Published online Jul 21, 2008. doi: 10.3748/wjg.14.4265
Stem cells, a two-edged sword: Risks and potentials of regenerative medicine 
Anna Chiara Piscaglia 
World J Gastroenterol 14(27):4273-4279. Published online Jul 21, 2008. doi: 10.3748/wjg.14.4273
Role of cytokines in inflammatory bowel disease 
Fausto Sanchez-Muñoz, Aaron Dominguez-Lopez, Jesus K Yamamoto-Furusho 
World J Gastroenterol 14(27):4280-4288. Published online Jul 21, 2008. doi: 10.3748/wjg.14.4280
Clinical Practice Guideline
Perspective on the practical indications of endoscopic submucosal dissection of gastrointestinal neoplasms 
Mitsuhiro Fujishiro 
World J Gastroenterol 14(27):4289-4295. Published online Jul 21, 2008. doi: 10.3748/wjg.14.4289
Observer
“Melanosis” in the small and large intestine 
Hugh James Freeman 
World J Gastroenterol 14(27):4296-4299. Published online Jul 21, 2008. doi: 10.3748/wjg.14.4296
Topic Highlight
Hepatocellular carcinoma: Epidemiology, risk factors and pathogenesis 
Asmaa Ibrahim Gomaa, Shahid A Khan, Mireille B Toledano, Imam Waked, Simon D Taylor-Robinson 
World J Gastroenterol 14(27):4300-4308. Published online Jul 21, 2008. doi: 10.3748/wjg.14.4300
Liver Cancer
Essential oil of Curcuma wenyujin induces apoptosis in human hepatoma cells 
Yu Xiao, Feng-Qing Yang, Shao-Ping Li, Guang Hu, Simon Ming-Yuen Lee, Yi-Tao Wang 
World J Gastroenterol 14(27):4309-4318. Published online Jul 21, 2008. doi: 10.3748/wjg.14.4309
Clinical Research
Prevalence of microscopic colitis in patients with diarrhea of unknown etiology in Turkey 
Levent Erdem, Sadik Yildirim, Nihat Akbayir, Banu Yilmaz, Necati Yenice, Orhan Sami Gültekin, Önder Peker 
World J Gastroenterol 14(27):4319-4323. Published online Jul 21, 2008. doi: 10.3748/wjg.14.4319
Basic Research
Effects of ethanol on insulin-like growth factor-I system in primary cultured rat hepatocytes: Implications of JNK1/2 and alcoholdehydrogenase 
Young-Il Oh, Jong-Hoon Kim, Chang-Won Kang 
World J Gastroenterol 14(27):4324-4331. Published online Jul 21, 2008. doi: 10.3748/wjg.14.4324
Protective effect of prednisolone on ischemia-induced liver injury in rats 
Meng Wang, Feng Shen, Le-Hua Shi, Tao Xi, Xi-Feng Li, Xu Chen, Meng-Chao Wu 
World J Gastroenterol 14(27):4332-4337. Published online Jul 21, 2008. doi: 10.3748/wjg.14.4332
Rapid Communication
Univariate and multivariate analysis of risk factors for severe clostridium difficile-associated diarrhoea: Importance of co-morbidity and serum C-reactive protein 
Christian Hardt, Thomas Berns, Wolfgang Treder, Franz Ludwig Dumoulin 
World J Gastroenterol 14(27):4338-4341. Published online Jul 21, 2008. doi: 10.3748/wjg.14.4338
Efficacy of 6-mercaptopurine treatment after azathioprine hypersensitivity in inflammatory bowel disease 
Ferenc Nagy, Tamás Molnár, Zoltán Szepes, Klaudia Farkas, Tibor Nyári, János Lonovics 
World J Gastroenterol 14(27):4342-4346. Published online Jul 21, 2008. doi: 10.3748/wjg.14.4342
Epstein-Barr virus is associated with gastric carcinoma: The question is what is the significance? 
Hugo Sousa, Ana L Pinto-Correia, Rui Medeiros, Mario Dinis-Ribeiro 
World J Gastroenterol 14(27):4347-4351. Published online Jul 21, 2008. doi: 10.3748/wjg.14.4347
Postoperative change of anti-Thomsen-Friedenreich and Tn IgG level: The follow-up study of gastrointestinal cancer patients 
Eugeniy P Smorodin, Oleg A Kurtenkov, Boris L Sergeyev, Kristel E Kodar, Valentin I Chuzmarov, Vladimir P Afanasyev 
World J Gastroenterol 14(27):4352-4358. Published online Jul 21, 2008. doi: 10.3748/wjg.14.4352
Procedure-related musculoskeletal symptoms in gastrointestinal endoscopists in Korea 
Young Hye Byun, Jun Haeng Lee, Moon Kyung Park, Ji Hyun Song, Byung-Hoon Min, Dong Kyung Chang, Young-Ho Kim, Hee Jung Son, Poong-Lyul Rhee, Jae J Kim, Jong Chul Rhee, Ji Hye Hwang, Dong Il Park, Sang Goon Shim, In Kyung Sung 
World J Gastroenterol 14(27):4359-4364. Published online Jul 21, 2008. doi: 10.3748/wjg.14.4359
Resting energy expenditure and glucose, protein and fat oxidation in severe chronic virus hepatitis B patients 
Chun-Lei Fan, Yan-Jing Wu, Zhong-Ping Duan, Bin Zhang, Pei-Ling Dong, Hui-Guo Ding 
World J Gastroenterol 14(27):4365-4369. Published online Jul 21, 2008. doi: 10.3748/wjg.14.4365
Orthotopic liver transplantation as a rescue operation for recurrent hepatocellular carcinoma after partial hepatectomy 
Zhuo Shao, Rocio Lopez, Bo Shen, Guang-Shun Yang 
World J Gastroenterol 14(27):4370-4376. Published online Jul 21, 2008. doi: 10.3748/wjg.14.4370
Effect of antidepressants on body weight, ethology and tumor growth of human pancreatic carcinoma xenografts in nude mice 
Lin Jia, Yuan-Yuan Shang, Yu-Yuan Li 
World J Gastroenterol 14(27):4377-4382. Published online Jul 21, 2008. doi: 10.3748/wjg.14.4377
Prognostic impact of metastatic lymph node ratio in advanced gastric cancer from cardia and fundus 
Chang-Ming Huang, Bi-Juan Lin, Hui-Shan Lu, Xiang-Fu Zhang, Ping Li, Jian-Wei Xie 
World J Gastroenterol 14(27):4383-4388. Published online Jul 21, 2008. doi: 10.3748/wjg.14.4383
Case Report
Evidence for colorectal sarcomatoid carcinoma arising from tubulovillous adenoma 
Jeffrey K Lee, Pradipta Ghosh, Valerie McWhorter, Misty Payne, Ryan Olson, Mary L Krinsky, Sonia Ramamoorthy, John M Carethers 
World J Gastroenterol 14(27):4389-4394. Published online Jul 21, 2008. doi: 10.3748/wjg.14.4389
AIDS-associated plasmablastic lymphoma presenting as a poorly differentiated esophageal tumor: A diagnostic dilemma 
Deepthi Mani, Donald G Guinee Jr, David M Aboulafia 
World J Gastroenterol 14(27):4395-4399. Published online Jul 21, 2008. doi: 10.3748/wjg.14.4395
Severe chest pain in a pediatric ulcerative colitis patient after 5-aminosalicylic acid therapy 
Orhan Atay, Kadakkal Radhakrishnan, Janine Arruda, Robert Wyllie 
World J Gastroenterol 14(27):4400-4402. Published online Jul 21, 2008. doi: 10.3748/wjg.14.4400
Management of rectal foreign bodies: Description of a new technique and clinical practice guidelines 
Jan J Koornstra, Rinse K Weersma 
World J Gastroenterol 14(27):4403-4406. Published online Jul 21, 2008. doi: 10.3748/wjg.14.4403
Gastric infiltration of diffuse large B-cell lymphoma: Endoscopic diagnosis and improvement of lesions after chemotherapy 
Sergio Zepeda-Gómez, Jesús Camacho, Edgar Oviedo-Cárdenas, Carmen Lome-Maldonado 
World J Gastroenterol 14(27):4407-4409. Published online Jul 21, 2008. doi: 10.3748/wjg.14.4407
Perforation of the duodenum by an ingested toothbrush 
Hsiao-Hsiang Chao, Tzu-Chieh Chao 
World J Gastroenterol 14(27):4410-4412. Published online Jul 21, 2008. doi: 10.3748/wjg.14.4410
Flare-up of ulcerative colitis after systemic corticosteroids: A strong case for Strongyloides 
Shomron Ben-Horin, Iris Barshack, Yehuda Chowers, Meir Mouallem 
World J Gastroenterol 14(27):4413-4415. Published online Jul 21, 2008. doi: 10.3748/wjg.14.4413
Rapid re-emergence of YMDD mutation of hepatitis B virus with hepatic decompensation after lamivudine retreatment 
So Young Kwon, Won Hyeok Choe, Chang Hong Lee, Jong Eun Yeon, Kwan Soo Byun 
World J Gastroenterol 14(27):4416-4419. Published online Jul 21, 2008. doi: 10.3748/wjg.14.4416
Letters To The Editor
Nutritional therapy for active Crohn’s disease 
Paul A Smith 
World J Gastroenterol 14(27):4420-4423. Published online Jul 21, 2008. doi: 10.3748/wjg.14.4420