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Open-Access Journal
Editorial
Colorectal anastomotic leakage: Aspects of prevention, detection and treatment 
Freek Daams, Misha Luyer, Johan F Lange 
World J Gastroenterol 19(15):2293-2297. Published online Apr 21, 2013. doi: 10.3748/wjg.v19.i15.2293
Review
Dipeptidyl peptidase-4: A key player in chronic liver disease 
Minoru Itou, Takumi Kawaguchi, Eitaro Taniguchi, Michio Sata 
World J Gastroenterol 19(15):2298-2306. Published online Apr 21, 2013. doi: 10.3748/wjg.v19.i15.2298
Minireviews
Role of interleukin-6 in Barrett’s esophagus pathogenesis 
Katerina Dvorak, Bohuslav Dvorak 
World J Gastroenterol 19(15):2307-2312. Published online Apr 21, 2013. doi: 10.3748/wjg.v19.i15.2307
Is it worth investigating splenic function in patients with celiac disease? 
Antonio Di Sabatino, Laura Brunetti, Gabriella Carnevale Maffè, Paolo Giuffrida, Gino Roberto Corazza 
World J Gastroenterol 19(15):2313-2318. Published online Apr 21, 2013. doi: 10.3748/wjg.v19.i15.2313
Original Article
Effect of biliary drainage on inducible nitric oxide synthase, CD14 and TGR5 expression in obstructive jaundice rats 
Zi-Kai Wang, Jian-Guo Xiao, Xue-Fei Huang, Yi-Chun Gong, Wen Li 
World J Gastroenterol 19(15):2319-2330. Published online Apr 21, 2013. doi: 10.3748/wjg.v19.i15.2319
Special AT-rich sequence-binding protein 1 promotes cell growth and metastasis in colorectal cancer 
Xue-Feng Fang, Zhi-Bo Hou, Xin-Zheng Dai, Cong Chen, Jing Ge, Hong Shen, Xiao-Feng Li, Li-Ke Yu, Ying Yuan 
World J Gastroenterol 19(15):2331-2339. Published online Apr 21, 2013. doi: 10.3748/wjg.v19.i15.2331
Depletion of telomerase RNA inhibits growth of gastrointestinal tumors transplanted in mice 
Xue-Cheng Sun, Jing-Yi Yan, Xiao-Lei Chen, Ying-Peng Huang, Xian Shen, Xiao-Hua Ye 
World J Gastroenterol 19(15):2340-2347. Published online Apr 21, 2013. doi: 10.3748/wjg.v19.i15.2340
Brief Article
United States-based practice patterns and resource utilization in advanced neuroendocrine tumor treatment 
Jonathan Strosberg, Roman Casciano, Lee Stern, Rohan Parikh, Maruit Chulikavit, Jacob Willet, Zhimei Liu, Xufang Wang, Krzysztof J Grzegorzewski 
World J Gastroenterol 19(15):2348-2354. Published online Apr 21, 2013. doi: 10.3748/wjg.v19.i15.2348
Patient comfort and quality in colonoscopy 
Vivian E Ekkelenkamp, Kevin Dowler, Roland M Valori, Paul Dunckley 
World J Gastroenterol 19(15):2355-2361. Published online Apr 21, 2013. doi: 10.3748/wjg.v19.i15.2355
Colonoscopy can miss diverticula of the left colon identified by barium enema 
Ryota Niikura, Naoyoshi Nagata, Takuro Shimbo, Junichi Akiyama, Naomi Uemura 
World J Gastroenterol 19(15):2362-2367. Published online Apr 21, 2013. doi: 10.3748/wjg.v19.i15.2362
Ultrasound-guided vs endoscopic ultrasound-guided fine-needle aspiration for pancreatic cancer diagnosis 
Masato Matsuyama, Hiroshi Ishii, Kensuke Kuraoka, Seigo Yukisawa, Akiyoshi Kasuga, Masato Ozaka, Sho Suzuki, Kouichi Takano, Yuko Sugiyama, Takao Itoi 
World J Gastroenterol 19(15):2368-2373. Published online Apr 21, 2013. doi: 10.3748/wjg.v19.i15.2368
Seroprevalence of celiac disease among healthy adolescents in Saudi Arabia 
Abdulrahman M Aljebreen, Majid A Almadi, Alwaleed Alhammad, Faleh Z Al Faleh 
World J Gastroenterol 19(15):2374-2378. Published online Apr 21, 2013. doi: 10.3748/wjg.v19.i15.2374
Factors influencing clinical outcomes of Histoacryl® glue injection-treated gastric variceal hemorrhage 
Varayu Prachayakul, Pitulak Aswakul, Tanyaporn Chantarojanasiri, Somchai Leelakusolvong 
World J Gastroenterol 19(15):2379-2387. Published online Apr 21, 2013. doi: 10.3748/wjg.v19.i15.2379
Effect of Helicobacter pylori eradication on serum ghrelin and obestatin levels 
Celal Ulasoglu, Banu Isbilen, Levent Doganay, Filiz Ozen, Safak Kiziltas, Ilyas Tuncer 
World J Gastroenterol 19(15):2388-2394. Published online Apr 21, 2013. doi: 10.3748/wjg.v19.i15.2388
Increased international normalized ratio level in hepatocellular carcinoma patients with diabetes mellitus 
Hui Zhang, Chun Gao, Long Fang, Shu-Kun Yao 
World J Gastroenterol 19(15):2395-2403. Published online Apr 21, 2013. doi: 10.3748/wjg.v19.i15.2395
Twist2 is a valuable prognostic biomarker for colorectal cancer 
Hao Yu, Guang-Zhi Jin, Kai Liu, Hui Dong, Hua Yu, Ji-Cheng Duan, Zhe Li, Wei Dong, Wen-Ming Cong, Jia-He Yang 
World J Gastroenterol 19(15):2404-2411. Published online Apr 21, 2013. doi: 10.3748/wjg.v19.i15.2404
Elevated serum levels of human relaxin-2 in patients with esophageal squamous cell carcinoma 
Peng Ren, Zhen-Tao Yu, Li Xiu, Mei Wang, Hua-Min Liu 
World J Gastroenterol 19(15):2412-2418. Published online Apr 21, 2013. doi: 10.3748/wjg.v19.i15.2412
Exposure to gastric juice may not cause adenocarcinogenesis of the esophagus 
Peng Cheng, Jian-Sheng Li, Lian-Feng Zhang, Yong-Zhong Chen, Jun Gong 
World J Gastroenterol 19(15):2419-2424. Published online Apr 21, 2013. doi: 10.3748/wjg.v19.i15.2419
Endoscopic papillary balloon intermittent dilatation and endoscopic sphincterotomy for bile duct stones 
Bai-Qing Fu, Ya-Ping Xu, Li-Sheng Tao, Jun Yao, Chun-Suo Zhou 
World J Gastroenterol 19(15):2425-2432. Published online Apr 21, 2013. doi: 10.3748/wjg.v19.i15.2425
Case Report
Dysphagia lusoria: A late onset presentation 
Alice Louise Bennett, Charles Cock, Richard Heddle, Russell Kym Morcom 
World J Gastroenterol 19(15):2433-2436. Published online Apr 21, 2013. doi: 10.3748/wjg.v19.i15.2433
Fifteen-year-old colon cancer patient with a 10-year history of ulcerative colitis 
Seung Yeon Noh, Seung Young Oh, Soo-Hong Kim, Hyun-Young Kim, Sung-Eun Jung, Kwi-Won Park 
World J Gastroenterol 19(15):2437-2440. Published online Apr 21, 2013. doi: 10.3748/wjg.v19.i15.2437
Duct-to-duct biliary reconstruction after radical resection of Bismuth IIIa hilar cholangiocarcinoma 
Wen-Guang Wu, Jun Gu, Ping Dong, Jian-Hua Lu, Mao-Lan Li, Xiang-Song Wu, Jia-Hua Yang, Lin Zhang, Qi-Chen Ding, Hao Weng, Qian Ding, Ying-Bin Liu 
World J Gastroenterol 19(15):2441-2444. Published online Apr 21, 2013. doi: 10.3748/wjg.v19.i15.2441