Versatile roles for sonic hedgehog in gut development Kimiko FukudaSadao Yasugi Review Pages: 239 - 246
Helicobacter pylori infection and hiatal hernia do not affect acid reflux and esophageal motility in patients with gastro-esophageal reflux Richard A. AwadSantiago Camacho Pages: 247 - 254
Helicobacter pylori prevalence in dentists in Japan: a seroepidemiological study Reikei MatsudaToshio MorizaneMasakazu Tomiyama Pages: 255 - 259
Basic studies on a labeled anti-mucin antibody detectable by infrared-fluorescence endoscopy Terumi BandoNaoki MugurumaKazuhiro Takesako Pages: 260 - 269
The beneficial effect of azathioprine on maintenance of remission in severe ulcerative colitis Ajit SoodVikas KaushalVineeta Malhotra Pages: 270 - 274
Experimental and bioinformatics comparison of gene expression between T cells from TIL of liver cancer and T cells from UniGene Biaoru LiSupriya PerabekamAlan Larson Pages: 275 - 282
Hepatitis B genotypes and precore/basal core promoter mutants in HBeAg-negative chronic hepatitis B Chih-Lin LinLi-Ying LiaoDing-Shinn Chen Pages: 283 - 287
Regression of MALT lymphomas coexisting in the duodenal bulb and the stomach by eradication of Helicobacter pylori Kimiyuki HoriTakashi NishigamiTakane Kojima Case report Pages: 288 - 292
Carcinoma of duodenum arising from Brunner's gland Kimishige AkinoYoshihiro KondoKohzoh Imai Case report Pages: 293 - 296
Ulcerative colitis associated with Takayasu's disease in two patients who received proctocolectomy Hideki MasudaYukimoto IshiiToshihiko Kondo Case report Pages: 297 - 302
Aggressive angiomyxoma of the perineum originating from the rectal wall Toshio NakamuraKatsutoshi MiuraSatoshi Nakamura Case report Pages: 303 - 308
Ulcerative colitis complicating pseudomembranous colitis of the right colon Aiping WangFuminao TakeshimaShigeru Kohno Case report Pages: 309 - 312
Fatal colorectal cancer in juvenile polyposis syndrome Kazuoki HizawaKiyoto SakamotoMitsuo Iida Letter to the editor Pages: 313 - 314
Do immunosuppressants really work as maintenance therapy after the achievement of remission of severe ulcerative colitis? Makoto NaganumaToshifumi Hibi Editorial Pages: 315 - 317
Hepatitis B virus: mutations in the precore/basal core promoter and viral replication Akinori RokuharaKendo Kiyosawa Editorial Pages: 318 - 320