Leading articles

	Mucosal prolapse in the pathogenesis of Peutz-Jeghers polyposis M Jansen, W W J de Leng, A F Baas, H Myoshi, L Mathus-Vliegen, M M Taketo, H Clevers, F M Giardiello, and G J A Offerhaus Gut 2006; 55: 1-5. doi:10.1136/gut.2005.069062 [Abstract] [Full text] [PDF] [Request Permissions]

Digest

	Digest Robin Spiller and Alistair Watson Gut 2006; 55: 1. [Extract] [Full text] [PDF] [Request Permissions]

Commentaries

	Is thiopurine therapy in ulcerative colitis as effective as in Crohn’s disease? S Ghosh, R Chaudhary, M Carpani, and R J Playford Gut 2006; 55: 6-8. doi:10.1136/gut.2005.074401 [Extract] [Full text] [Conflict of Interest] [PDF] [Request Permissions]
	Survival in colorectal cancer: impact of body mass and exercise N R Hall Gut 2006; 55: 8-10. doi:10.1136/gut.2005.074419 [Extract] [Full text] [PDF] [Request Permissions]
	Combined PET/CT colonography: is this the way forward? A G Schreyer and R Kikinis Gut 2006; 55: 10-12. doi:10.1136/gut.2005.070870 [Extract] [Full text] [PDF] [Request Permissions]
	Pancreatic stellate cells: new kids become mature M Pinzani Gut 2006; 55: 12-14. doi:10.1136/gut.2005.074427 [Extract] [Full text] [PDF] [Request Permissions]

Miscellanea

	Rectal bleeding and abdominal mass Robin Spiller, L Chaptini, F Nammour, and S Peikin Gut 2006; 55: 15. doi:10.1136/gut.2005.065664 [Extract] [Full text] [PDF] [Request Permissions]
	EDITOR’S QUIZ: GI SNAPSHOT Gut 2006; 55: 40. [Extract] [Full text] [PDF] [Request Permissions]
	A rare cause of diuretic refractory ascites Robin Spiller, G G Di Costanzo, A Ragozzino, R Niola, F Maglione, and A Ascione Gut 2006; 55: 53. doi:10.1136/gut.2005.067868 [Extract] [Full text] [PDF] [Request Permissions]
	EDITOR’S QUIZ: GI SNAPSHOT Gut 2006; 55: 73. [Extract] [Full text] [PDF] [Request Permissions]
	Gastrointestinal bleeding: don’t overlook the role of the pancreas Robin Spiller, G W Moran, M S H Smith, and J R Butterworth Gut 2006; 55: 104. doi:10.1136/gut.2005.070037 [Extract] [Full text] [PDF] [Request Permissions]
	EDITOR’S QUIZ: GI SNAPSHOT Gut 2006; 55: 113. [Extract] [Full text] [PDF] [Request Permissions]
	Hypervascular pancreatic mass Robin Spiller, M Hartleb, A Nowak, M Blaszczynska, P Lampe, and M Kajor Gut 2006; 55: 122. doi:10.1136/gut.2005.064410 [Extract] [Full text] [PDF] [Request Permissions]
	EDITOR’S QUIZ: GI SNAPSHOT Gut 2006; 55: 140. [Extract] [Full text] [PDF] [Request Permissions]

Oesophagus

	Bile acids directly augment caudal related homeobox gene Cdx2 expression in oesophageal keratinocytes in Barrett’s epithelium H Kazumori, S Ishihara, M A K Rumi, Y Kadowaki, and Y Kinoshita Gut 2006; 55: 16-25. [Abstract] [Full text] [PDF] [Request Permissions]   Published Online First: 23 August 2005. doi:10.1136/gut.2005.066209

Stomach

	Novel action of gastric proton pump inhibitor on suppression of Helicobacter pylori induced angiogenesis M Yeo, D-K Kim, S U Han, J E Lee, Y B Kim, Y K Cho, J H Kim, S W Cho, and K-B Hahm Gut 2006; 55: 26-33. [Abstract] [Full text] [PDF] [Request Permissions]   Published Online First: 26 August 2005. doi:10.1136/gut.2005.067454

Neuroenterology

	Attenuation of acid induced oesophagitis in VR-1 deficient mice K Fujino, S G de la Fuente, Y Takami, T Takahashi, and C R Mantyh Gut 2006; 55: 34-40. [Abstract] [Full text] [PDF] [Request Permissions]   Published Online First: 9 August 2005. doi:10.1136/gut.2005.066795
	The role of glial cells and apoptosis of enteric neurones in the neuropathology of intractable slow transit constipation G Bassotti, V Villanacci, C A Maurer, S Fisogni, F Di Fabio, M Cadei, A Morelli, T Panagiotis, G Cathomas, and B Salerni Gut 2006; 55: 41-46. [Abstract] [Full text] [PDF] [Request Permissions]   Published Online First: 24 July 2005. doi:10.1136/gut.2005.073197

Inflammatory bowel disease

	Randomised controlled trial of azathioprine and 5-aminosalicylic acid for treatment of steroid dependent ulcerative colitis S Ardizzone, G Maconi, A Russo, V Imbesi, E Colombo, and G Bianchi Porro Gut 2006; 55: 47-53. [Abstract] [Full text] [PDF] [Request Permissions]   Published Online First: 21 June 2005. doi:10.1136/gut.2005.068809

Colorectal cancer

	Monocyte chemoattractant protein 1 and macrophage cyclooxygenase 2 expression in colonic adenoma S Tanaka, A Tatsuguchi, S Futagami, K Gudis, K Wada, T Seo, K Mitsui, M Yonezawa, K Nagata, S Fujimori, T Tsukui, T Kishida, and C Sakamoto Gut 2006; 55: 54-61. [Abstract] [Full text] [PDF] [Request Permissions]   Published Online First: 5 August 2005. doi:10.1136/gut.2004.059824
	Effect of physical activity and body size on survival after diagnosis with colorectal cancer A M M Haydon, R J MacInnis, D R English, and G G Giles Gut 2006; 55: 62-67. [Abstract] [Full text] [PDF] [Request Permissions]   Published Online First: 21 June 2005. doi:10.1136/gut.2005.068189
	Whole body positron emission tomography/computed tomography (PET/CT) tumour staging with integrated PET/CT colonography: technical feasibility and first experiences in patients with colorectal cancer P Veit, C Kühle, T Beyer, H Kuehl, C U Herborn, G Börsch, H Stergar, J Barkhausen, A Bockisch, and G Antoch Gut 2006; 55: 68-73. [Abstract] [Full text] [PDF] [Request Permissions]   Published Online First: 14 June 2005. doi:10.1136/gut.2005.064170

Pancreatitis

	Echo enhanced ultrasound: a new valid initial imaging approach for severe acute pancreatitis S Rickes, C Uhle, S Kahl, S Kolfenbach, K Monkemuller, O Effenberger, and P Malfertheiner Gut 2006; 55: 74-78. [Abstract] [Full text] [PDF] [Request Permissions]   Published Online First: 20 July 2005. doi:10.1136/gut.2005.070276
	Vitamin A inhibits pancreatic stellate cell activation: implications for treatment of pancreatic fibrosis J A McCarroll, P A Phillips, N Santucci, R C Pirola, J S Wilson, and M V Apte Gut 2006; 55: 79-89. [Abstract] [Full text] [PDF] [Request Permissions]   Published Online First: 25 July 2005. doi:10.1136/gut.2005.064543

Liver

	Dose dependent and divergent effects of superoxide anion on cell death, proliferation, and migration of activated human hepatic stellate cells E Novo, F Marra, E Zamara, L Valfrè di Bonzo, A Caligiuri, S Cannito, C Antonaci, S Colombatto, M Pinzani, and M Parola Gut 2006; 55: 90-97. [Abstract] [Full text] [PDF] [Request Permissions]   Published Online First: 24 July 2005. doi:10.1136/gut.2005.069633
	Predictive value of arterial ammonia for complications and outcome in acute liver failure V Bhatia, R Singh, and S K Acharya Gut 2006; 55: 98-104. [Abstract] [Full text] [PDF] [Request Permissions]   Published Online First: 15 July 2005. doi:10.1136/gut.2004.061754
	Toll-like receptors 2 and 4 are differentially involved in Fas dependent apoptosis in Peyer’s patch and the liver at an early stage after bile duct ligation in mice A Ogawa, T Tagawa, H Nishimura, T Yajima, T Abe, T Arai, M Taniguchi, K Takeda, S Akira, Y Nimura, and Y Yoshikai Gut 2006; 55: 105-113. [Abstract] [Full text] [PDF] [Request Permissions]   Published Online First: 23 August 2005. doi:10.1136/gut.2005.065318

JournalScan

	JournalScan Gut 2006; 55: 114. [Extract] [Full text] [PDF] [Request Permissions]

Recent advances in basic science

	PROSTAGLANDINS AND CANCER D Wang and R N DuBois Gut 2006; 55: 115-122. [Extract] [Full text] [PDF] [Request Permissions]   Published Online First: 23 August 2005. doi:10.1136/gut.2004.047100

Recent advances in clinical practice

	STEATOSIS IN CHRONIC HEPATITIS C: WHY DOES IT REALLY MATTER? T Asselah, L Rubbia-Brandt, P Marcellin, and F Negro Gut 2006; 55: 123-130. doi:10.1136/gut.2005.069757 [Extract] [Full text] [PDF] [Request Permissions]

Letters

	DNA test for hypolactasia premature • Authors’ reply • Author’s reply D M Swallow, K-L Kolho, I Järvelä, and M E Weale Gut 2006; 55: 131-132. [Extract] [Full text] [PDF] [Request Permissions]
	"Cannabis hyperemesis" causation questioned • Authors’ reply A Byrne, R Hallinan, A Wodak, J H Allen, G M de Moore, R Heddle, and J C Twartz Gut 2006; 55: 132. [Extract] [Full text] [PDF] [Request Permissions]
	IL-1 gene cluster and TNFA–307 polymorphisms in the risk of perforated duodenal ulcer J B Guerra, G A Rocha, A M C Rocha, C M de Castro Mendes, I E B Saraiva, C A de Oliveira, and D M M Queiroz Gut 2006; 55: 132-133. doi:10.1136/gut.2005.077362 [Extract] [Full text] [PDF] [Request Permissions]
	Cryptic gluten intolerance in type 1 diabetes: identifying suitable candidates for a gluten free diet D Sblattero, A Ventura, A Tommasini, L Cattin, S Martelossi, F Florian, R Marzari, A Bradbury, and T Not Gut 2006; 55: 133-134. doi:10.1136/gut.2005.077511 [Extract] [Full text] [PDF] [Request Permissions]
	Acquired factor V inhibitor associated with valproic acid use in a cirrhotic patient B Godart, C Boinot, C Remblier, A Hajjar, and M Beauchant Gut 2006; 55: 134-135. doi:10.1136/gut.2005.076232 [Extract] [Full text] [PDF] [Request Permissions]
	Acylated ghrelin stimulates food intake in the fed and fasted states but desacylated ghrelin has no effect N M Neary, M R Druce, C J Small, and S R Bloom Gut 2006; 55: 135. [Extract] [Full text] [PDF] [Request Permissions]
	Future use of the Glasgow alcoholic hepatitis score I N Guha and W M Rosenberg Gut 2006; 55: 135-136. [Extract] [Full text] [PDF] [Request Permissions]
	A proof of concept study establishing Necator americanus in Crohn’s patients and reservoir donors J Croese, J O’Neil, J Masson, S Cooke, W Melrose, D Pritchard, and R Speare Gut 2006; 55: 136-137. doi:10.1136/gut.2005.079129 [Extract] [Full text] [PDF] [Request Permissions]
	Strong BCL10 nuclear expression identifies gastric MALT lymphomas that do not respond to H pylori eradication H Ye, L Gong, H Liu, A Ruskone-Fourmestraux, D de Jong, S Pileri, C Thiede, A Lavergne, H Boot, G Caletti, T Wündisch, T Molina, B G Taal, S Elena, A Neubauer, K A MacLennan, R Siebert, E D Remstein, A Dogan, and M-Q Du Gut 2006; 55: 137-138. doi:10.1136/gut.2005.081117 [Extract] [Full text] [PDF] [Request Permissions]
	Interferon-ß plus ribavirin for patients with hepatitis C virus genotype 1: a randomised pilot trial M Enomoto, A Tamori, N Kawada, H Jomura, S Nishiguchi, T Saibara, S Onishi, S Mochida, and K Fujiwara Gut 2006; 55: 139-140. doi:10.1136/gut.2005.081935 [Extract] [Full text] [PDF] [Request Permissions]