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Review
Original Article
Helieh S Oz, Ying Lu, Louis P Vera-Portocarrero, Pei Ge, Ada Silos-Santiago, Karin N Westlund 
World J Gastroenterol 18(32):4257-4269. Published online Aug 28, 2012. doi: 10.3748/wjg.v18.i32.4257
Dobromir Filip, Xuexin Gao, Leticia Angulo-Rodríguez, Martin P Mintchev, Shane M Devlin, Alaa Rostom, Wayne Rosen, Christopher N Andrews 
World J Gastroenterol 18(32):4270-4277. Published online Aug 28, 2012. doi: 10.3748/wjg.v18.i32.4270
Rodrigo Goulart Pacheco, Christiano Costa Esposito, Lucas CM Müller, Morgana TL Castelo-Branco, Leonardo Pereira Quintella, Vera Lucia A Chagas, Heitor Siffert P de Souza, Alberto Schanaider 
World J Gastroenterol 18(32):4278-4287. Published online Aug 28, 2012. doi: 10.3748/wjg.v18.i32.4278
Sander van der Marel, Anna Majowicz, Karin Kwikkers, Richard van Logtenstein, Anje A te Velde, Anne S De Groot, Sybren L Meijer, Sander J van Deventer, Harald Petry, Daniel W Hommes, Valerie Ferreira 
World J Gastroenterol 18(32):4288-4299. Published online Aug 28, 2012. doi: 10.3748/wjg.v18.i32.4288
Miroslava Katičić, Nataša Antoljak, Milan Kujundžić, Valerija Stamenić, Dunja Skoko Poljak, Danica Kramarić, Davor Štimac, Marija Strnad Pešikan, Mirko Šamija, Zdravko Ebling 
World J Gastroenterol 18(32):4300-4307. Published online Aug 28, 2012. doi: 10.3748/wjg.v18.i32.4300
Shinya Ishigooka, Masahito Nomoto, Nobuyuki Obinata, Yoshichika Oishi, Yoshinori Sato, Satoko Nakatsu, Midori Suzuki, Yoshiko Ikeda, Tadateru Maehata, Tomoaki Kimura, Yoshiyuki Watanabe, Takashi Nakajima, Hiro-o Yamano, Hiroshi Yasuda, Fumio Itoh 
World J Gastroenterol 18(32):4308-4316. Published online Aug 28, 2012. doi: 10.3748/wjg.v18.i32.4308
Brief Article
Anil K Vegesna, Keng-Yu Chuang, Ramashesai Besetty, Steven J Phillips, Alan S Braverman, Mary F Barbe, Michael R Ruggieri, Larry S Miller 
World J Gastroenterol 18(32):4317-4322. Published online Aug 28, 2012. doi: 10.3748/wjg.v18.i32.4317
Aparna Singh, Nathaniel Hodgson, Ming Yan, Jungsoo Joo, Lei Gu, Hong Sang, Emmalena Gregory-Bryson, William G Wood, Yisheng Ni, Kimberly Smith, Sharon H Jackson, William G Coleman 
World J Gastroenterol 18(32):4323-4334. Published online Aug 28, 2012. doi: 10.3748/wjg.v18.i32.4323
Armando Rosales-Velderrain, Steven P Bowers, Ross F Goldberg, Tatyan M Clarke, Mauricia A Buchanan, John A Stauffer, Horacio J Asbun 
World J Gastroenterol 18(32):4342-4349. Published online Aug 28, 2012. doi: 10.3748/wjg.v18.i32.4342
Siddharth Verma, Joshua Fogel, David J Beyda, Brett Bernstein, Vincent Notar-Francesco, Smruti R Mohanty 
World J Gastroenterol 18(32):4350-4356. Published online Aug 28, 2012. doi: 10.3748/wjg.v18.i32.4350
Nicola de Bortoli, Andrea Nacci, Edoardo Savarino, Irene Martinucci, Massimo Bellini, Bruno Fattori, Linda Ceccarelli, Francesco Costa, Maria Gloria Mumolo, Angelo Ricchiuti, Vincenzo Savarino, Stefano Berrettini, Santino Marchi 
World J Gastroenterol 18(32):4363-4370. Published online Aug 28, 2012. doi: 10.3748/wjg.v18.i32.4363
Edoardo Savarino, Nicola de Bortoli, Patrizia Zentilin, Irene Martinucci, Luca Bruzzone, Manuele Furnari, Santino Marchi, Vincenzo Savarino 
World J Gastroenterol 18(32):4371-4378. Published online Aug 28, 2012. doi: 10.3748/wjg.v18.i32.4371
Antonella Santonicola, Monica Siniscalchi, Pietro Capone, Serena Gallotta, Carolina Ciacci, Paola Iovino 
World J Gastroenterol 18(32):4379-4385. Published online Aug 28, 2012. doi: 10.3748/wjg.v18.i32.4379
Antonio Francesco Ciccaglione, Luigina Cellini, Laurino Grossi, Leonardo Marzio 
World J Gastroenterol 18(32):4386-4390. Published online Aug 28, 2012. doi: 10.3748/wjg.v18.i32.4386
Mariam Aguas, Guillermo Bastida, Elena Cerrillo, Belén Beltrán, Marisa Iborra, Cristina Sánchez-Montes, Fernando Muñoz, Jesús Barrio, Sabino Riestra, Pilar Nos 
World J Gastroenterol 18(32):4391-4398. Published online Aug 28, 2012. doi: 10.3748/wjg.v18.i32.4391
Amani Mubarak, Victorien M Wolters, Frits HJ Gmelig-Meyling, Fiebo JW ten Kate, Roderick HJ Houwen 
World J Gastroenterol 18(32):4399-4403. Published online Aug 28, 2012. doi: 10.3748/wjg.v18.i32.4399
Anna Lyra, Sofia Forssten, Peter Rolny, Yvonne Wettergren, Sampo J Lahtinen, Krista Salli, Lennart Cedgård, Elisabeth Odin, Bengt Gustavsson, Arthur C Ouwehand 
World J Gastroenterol 18(32):4404-4411. Published online Aug 28, 2012. doi: 10.3748/wjg.v18.i32.4404
Jan Bureš, Marcela Kopáčová, Ilona Koupil, Bohumil Seifert, Miluška Škodová Fendrichová, Jana Špirková, Viktor Voříšek, Stanislav Rejchrt, Tomáš Douda, Norbert Král, Ilja Tachecí 
World J Gastroenterol 18(32):4412-4418. Published online Aug 28, 2012. doi: 10.3748/wjg.v18.i32.4412
Maria Gazouli, Anna Lyberopoulou, Pericles Pericleous, Spyros Rizos, Gerassimos Aravantinos, Nikolaos Nikiteas, Nicholas P Anagnou, Efstathios P Efstathopoulos 
World J Gastroenterol 18(32):4419-4426. Published online Aug 28, 2012. doi: 10.3748/wjg.v18.i32.4419
Costin Teodor Streba, Mihaela Ionescu, Dan Ionut Gheonea, Larisa Sandulescu, Tudorel Ciurea, Adrian Saftoiu, Cristin Constantin Vere, Ion Rogoveanu 
World J Gastroenterol 18(32):4427-4434. Published online Aug 28, 2012. doi: 10.3748/wjg.v18.i32.4427
Tae Jun Song, Yil Sik Hyun, Sang Soo Lee, Do Hyun Park, Dong Wan Seo, Sung Koo Lee, Myung-Hwan Kim 
World J Gastroenterol 18(32):4435-4440. Published online Aug 28, 2012. doi: 10.3748/wjg.v18.i32.4435
Eon Chul Han, Heung-Kwon Oh, Heon-Kyun Ha, Eun Kyung Choe, Sang Hui Moon, Seung-Bum Ryoo, Kyu Joo Park 
World J Gastroenterol 18(32):4441-4446. Published online Aug 28, 2012. doi: 10.3748/wjg.v18.i32.4441
Case Report
Gheorghe Hundorfean, Abbas Agaimy, Mircea T Chiriac, Walter Geißdörfer, Jochen Wacker, Markus F Neurath, Jonas Mudter 
World J Gastroenterol 18(32):4447-4449. Published online Aug 28, 2012. doi: 10.3748/wjg.v18.i32.4447