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Open-Access Journal
Editorial
Jong Y Park, James Helm, Domenico Coppola, Donghwa Kim, Mokenge Malafa, Seung Joon Kim 
World J Gastroenterol 17(7):817-827. Published online Feb 21, 2011. doi: 10.3748/wjg.v17.i7.817
Topic Highlight
Review
Original Article
Glasiella Gonzalez Perez da Silva, Jacqueline Nelisis Zanoni, Nilza Cristina Buttow 
World J Gastroenterol 17(7):898-905. Published online Feb 21, 2011. doi: 10.3748/wjg.v17.i7.898
Takumi Akiyama, Toshihiko Mizuta, Seiji Kawazoe, Yuichiro Eguchi, Yasunori Kawaguchi, Hirokazu Takahashi, Iwata Ozaki, Kazuma Fujimoto 
World J Gastroenterol 17(7):914-921. Published online Feb 21, 2011. doi: 10.3748/wjg.v17.i7.914
Brief Article
Mikkel Malham, Søren Peter Jørgensen, Peter Ott, Jørgen Agnholt, Hendrik Vilstrup, Mette Borre, Jens F Dahlerup 
World J Gastroenterol 17(7):922-925. Published online Feb 21, 2011. doi: 10.3748/wjg.v17.i7.922