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Open-Access Journal
Editorial
Lodewijk AA Brosens, Danielle Langeveld, W Arnout van Hattem, Francis M Giardiello, G Johan A Offerhaus 
World J Gastroenterol 17(44):4839-4844. Published online Nov 28, 2011. doi: 10.3748/wjg.v17.i44.4839
Chen Sun, Ann H Rosendahl, Daniel Ansari, Roland Andersson 
World J Gastroenterol 17(44):4845-4852. Published online Nov 28, 2011. doi: 10.3748/wjg.v17.i44.4845
Review
Original Article
Beatriz Pagán, Angel A Isidro, Myrella L Cruz, Yuan Ren, Domenico Coppola, Jie Wu, Caroline B Appleyard 
World J Gastroenterol 17(44):4858-4866. Published online Nov 28, 2011. doi: 10.3748/wjg.v17.i44.4858
Makoto Tayama, Tomohisa Furuhata, Yoshiko Inafuku, Kenji Okita, Toshihiko Nishidate, Toru Mizuguchi, Yasutoshi Kimura, Koichi Hirata 
World J Gastroenterol 17(44):4867-4874. Published online Nov 28, 2011. doi: 10.3748/wjg.v17.i44.4867
Chao Liu, Xiao-Wan Li, Li-Min Cui, Liang-Chang Li, Li-Yan Chen, Xue-Wu Zhang 
World J Gastroenterol 17(44):4875-4882. Published online Nov 28, 2011. doi: 10.3748/wjg.v17.i44.4875
Brief Article
Elke Kaemmerer, Anne Peuscher, Andrea Reinartz, Christian Liedtke, Ralf Weiskirchen, Jürgen Kopitz, Nikolaus Gassler 
World J Gastroenterol 17(44):4883-4889. Published online Nov 28, 2011. doi: 10.3748/wjg.v17.i44.4883
Tsutomu Tamai, Hirofumi Uto, Yoichiro Takami, Kouhei Oda, Akiko Saishoji, Masashi Hashiguchi, Kotaro Kumagai, Takeshi Kure, Seiichi Mawatari, Akihiro Moriuchi, Makoto Oketani, Akio Ido, Hirohito Tsubouchi 
World J Gastroenterol 17(44):4890-4898. Published online Nov 28, 2011. doi: 10.3748/wjg.v17.i44.4890
Sevgi A Ozden, Hazan Ozyurt, Zerrin Ozgen, Olca Kilinc, Mustafa Oncel, Aylin E Gul, Nimet Karadayi, Nedime Serakinci, Beki Kan, Oya Orun 
World J Gastroenterol 17(44):4905-4910. Published online Nov 28, 2011. doi: 10.3748/wjg.v17.i44.4905
Ji-Bin Liu, Fu-Lin Qiang, Jing Dong, Jin Cai, Shu-Hui Zhou, Min-Xin Shi, Ke-Ping Chen, Zhi-Bin Hu 
World J Gastroenterol 17(44):4917-4921. Published online Nov 28, 2011. doi: 10.3748/wjg.v17.i44.4917
Xin Zhou, Shu-Yan Huang, Jing-Xin Feng, Yan-Yan Gao, Li Zhao, Jun Lu, Bai-Qu Huang, Yu Zhang 
World J Gastroenterol 17(44):4922-4927. Published online Nov 28, 2011. doi: 10.3748/wjg.v17.i44.4922
Case Report
Masayuki Miyazaki, Masatake Tanaka, Akihiro Ueda, Tsuyoshi Yoshimoto, Masaki Kato, Makoto Nakamuta, Kazuhiro Kotoh, Ryoichi Takayanagi 
World J Gastroenterol 17(44):4928-4931. Published online Nov 28, 2011. doi: 10.3748/wjg.v17.i44.4928
Francesco Azzaroli, Laura Turco, Liza Ceroni, Stefania Sartoni Galloni, Federica Buonfiglioli, Claudio Calvanese, Giuseppe Mazzella 
World J Gastroenterol 17(44):4932-4936. Published online Nov 28, 2011. doi: 10.3748/wjg.v17.i44.4932