Research Article

	Palliation of malignant dysphagia: surgery, radiotherapy, laser, intubation alone or in combination? S G Bown Gut 1991; 32: 841-844. doi:10.1136/gut.32.8.841 [PDF] [Request Permissions]
	Natural history of gastro-oesophageal reflux disease without oesophagitis. F Pace, F Santalucia, and G Bianchi Porro Gut 1991; 32: 845-848. doi:10.1136/gut.32.8.845 [Abstract] [PDF] [Request Permissions]
	Serum pepsinogen I concentrations in peptic ulcer patients in relation to ulcer location and stage. Y Tanaka, K Mine, Y Nakai, N Mishima, and T Nakagawa Gut 1991; 32: 849-852. doi:10.1136/gut.32.8.849 [Abstract] [PDF] [Request Permissions]
	Neutrophil activation by Helicobacter pylori. C Mooney, J Keenan, D Munster, I Wilson, R Allardyce, P Bagshaw, B Chapman, and V Chadwick Gut 1991; 32: 853-857. doi:10.1136/gut.32.8.853 [Abstract] [PDF] [Request Permissions]
	Different types of peroxisomes in human duodenal epithelium. F Roels, M Espeel, M Pauwels, D De Craemer, H J Egberts, and P van der Spek Gut 1991; 32: 858-865. doi:10.1136/gut.32.8.858 [Abstract] [PDF] [Request Permissions]
	Effect of inhibition of Helicobacter pylori urease activity by acetohydroxamic acid on serum gastrin in duodenal ulcer subjects. A M el Nujumi, C A Dorrian, R S Chittajallu, W D Neithercut, and K E McColl Gut 1991; 32: 866-870. doi:10.1136/gut.32.8.866 [Abstract] [PDF] [Request Permissions]
	Animal model of gluten induced enteropathy in mice. R Troncone and A Ferguson Gut 1991; 32: 871-875. doi:10.1136/gut.32.8.871 [Abstract] [PDF] [Request Permissions]
	Fc receptor function and circulating immune complexes in gluten sensitive enteropathy--possible significance of serum IgA. B Lavö, B Nilsson, L Lööf, U R Nilsson, and K N Ekdahl Gut 1991; 32: 876-880. doi:10.1136/gut.32.8.876 [Abstract] [PDF] [Request Permissions]
	Compliance of adolescents with coeliac disease with a gluten free diet. M Mayer, L Greco, R Troncone, S Auricchio, and M N Marsh Gut 1991; 32: 881-885. doi:10.1136/gut.32.8.881 [Abstract] [PDF] [Request Permissions]
	Pathological effects of Phaseolus vulgaris isolectins on pig jejunal mucosa in organ culture. M J Kik, J F Koninkx, A van den Muysenberg, and F Hendriksen Gut 1991; 32: 886-892. doi:10.1136/gut.32.8.886 [Abstract] [PDF] [Request Permissions]
	Measurement of intracellular mediators in enterocytes isolated from jejunal biopsy specimens of control and cystic fibrosis patients. B W Hitchin, P R Dobson, B L Brown, J Hardcastle, P T Hardcastle, and C J Taylor Gut 1991; 32: 893-899. doi:10.1136/gut.32.8.893 [Abstract] [PDF] [Request Permissions]
	Carcinoma and DNA aneuploidy in Crohn's colitis--a histological and flow cytometric study. R Löfberg, O Broström, P Karlén, A Ost, and B Tribukait Gut 1991; 32: 900-904. doi:10.1136/gut.32.8.900 [Abstract] [PDF] [Request Permissions]
	Involvement of neutrophils in postischaemic damage to the small intestine. M H Schoenberg, B Poch, M Younes, A Schwarz, K Baczako, C Lundberg, U Haglund, and H G Beger Gut 1991; 32: 905-912. doi:10.1136/gut.32.8.905 [Abstract] [PDF] [Request Permissions]
	Serum concentrations of tumour necrosis factor alpha in childhood chronic inflammatory bowel disease. S H Murch, V A Lamkin, M O Savage, J A Walker-Smith, and T T MacDonald Gut 1991; 32: 913-917. doi:10.1136/gut.32.8.913 [Abstract] [PDF] [Request Permissions]
	Coexpression of CD4 and CD8 on peripheral blood T cells and lamina propria T cells in inflammatory bowel disease by two colour immunofluorescence and flow cytometric analysis. M Senju, K C Wu, Y R Mahida, and D P Jewell Gut 1991; 32: 918-922. doi:10.1136/gut.32.8.918 [Abstract] [PDF] [Request Permissions]
	Colonic fermentation of dietary fibre to short chain fatty acids in patients with adenomatous polyps and colonic cancer. M R Clausen, H Bonnén, and P B Mortensen Gut 1991; 32: 923-928. doi:10.1136/gut.32.8.923 [Abstract] [PDF] [Request Permissions]
	Optimum dosage of 5-aminosalicylic acid as rectal enemas in patients with active ulcerative colitis. M Campieri, P Gionchetti, A Belluzzi, C Brignola, M Tampieri, P Iannone, M Miglioli, and L Barbara Gut 1991; 32: 929-931. doi:10.1136/gut.32.8.929 [Abstract] [PDF] [Request Permissions]
	Postheparin plasma diamine oxidase values in the follow up of patients with small bowel Crohn's disease. L D'Agostino, S Pignata, B Daniele, M Visconti, C Ferraro, G D'Adamo, G Tritto, G Ambrogio, and G Mazzacca Gut 1991; 32: 932-935. doi:10.1136/gut.32.8.932 [Abstract] [PDF] [Request Permissions]
	Segmental variability of glucocorticoid induced electrolyte transport in rat colon. G I Sandle Gut 1991; 32: 936-940. doi:10.1136/gut.32.8.936 [Abstract] [PDF] [Request Permissions]
	Effect of moderate exercise on bowel habit. G J Oettlé Gut 1991; 32: 941-944. doi:10.1136/gut.32.8.941 [Abstract] [PDF] [Request Permissions]
	Alpha 1 antitrypsin phenotypes and alcoholic pancreatitis. P S Haber, J S Wilson, B H McGarity, W Hall, M C Thomas, and R C Pirola Gut 1991; 32: 945-948. doi:10.1136/gut.32.8.945 [Abstract] [PDF] [Request Permissions]
	Proliferative activity of neuroendocrine tumours of the gastroenteropancreatic endocrine system: DNA flow cytometric and immunohistological investigations. A von Herbay, B Sieg, G Schürmann, W J Hofmann, M Betzler, and H F Otto Gut 1991; 32: 949-953. doi:10.1136/gut.32.8.949 [Abstract] [PDF] [Request Permissions]
	Gastric antral vascular ectasia: a problem of recognition and diagnosis. D R Gouldesbrough and A C Pell Gut 1991; 32: 954-955. doi:10.1136/gut.32.8.954 [Abstract] [PDF] [Request Permissions]
	Acute gall bladder perforation--a dilemma in early diagnosis. C L Ong, T H Wong, and A Rauff Gut 1991; 32: 956-958. doi:10.1136/gut.32.8.956 [Abstract] [PDF] [Request Permissions]
	Hodgkin's disease presenting as liver abscesses. A Zaman, P N Bramley, J Wyatt, A Simmons, M S Losowsky, and R Bolton Gut 1991; 32: 959-962. doi:10.1136/gut.32.8.959 [Abstract] [PDF] [Request Permissions]

Letter

	Conjugation of phenols in human colonocytes. P Dechelotte and M Schwenk Gut 1991; 32: 963. doi:10.1136/gut.32.8.963 [PDF] [Request Permissions]
	Ranitidine and non-steroidal anti-inflammatory drug (NSAID) associated gastric and duodenal ulcers. S Bank, R E Greenberg, and S Zucker Gut 1991; 32: 963-964. doi:10.1136/gut.32.8.963-b [PDF] [Request Permissions]
	Case of watermelon stomach successfully treated by heat probe electrocoagulation. D Kamberoglou, M Dakkak, and J R Bennett Gut 1991; 32: 964. doi:10.1136/gut.32.8.964-a [PDF] [Request Permissions]

Letters to the Editor

	Reply W E W Roediger and I C Roberts-Thomson Gut 1991; 32: 963. doi:10.1136/gut.32.8.963-a [PDF] [Request Permissions]
	Reply M Lancaster Smith Gut 1991; 32: 964. doi:10.1136/gut.32.8.964 [PDF] [Request Permissions]
	Reply H H Tsai Gut 1991; 32: 964. doi:10.1136/gut.32.8.964-b [PDF] [Request Permissions]