Research Article

	Cigarette smoking and intestinal defences. G F Cope and R V Heatley Gut 1992; 33: 721-723. doi:10.1136/gut.33.6.721 [PDF] [Request Permissions]
	Optimal number of biopsy specimens in the diagnosis of carcinoma of the oesophagus. N Lal, D K Bhasin, A K Malik, N M Gupta, K Singh, and S K Mehta Gut 1992; 33: 724-726. doi:10.1136/gut.33.6.724 [Abstract] [PDF] [Request Permissions]
	Oesophageal propulsive force and its relation to manometric pressure. C O Russell, N Bright, G Buthpitiya, L Alexander, C Walton, and G Whelan Gut 1992; 33: 727-732. doi:10.1136/gut.33.6.727 [Abstract] [PDF] [Request Permissions]
	Assessment of proliferation of squamous, Barrett's and gastric mucosa in patients with columnar lined Barrett's oesophagus. S Y Iftikhar, R J Steele, S Watson, P D James, K Dilks, and J D Hardcastle Gut 1992; 33: 733-737. doi:10.1136/gut.33.6.733 [Abstract] [PDF] [Request Permissions]
	Chemotactic activity of Helicobacter pylori sonicate for human polymorphonuclear leucocytes and monocytes. H Nielsen and L P Andersen Gut 1992; 33: 738-742. doi:10.1136/gut.33.6.738 [Abstract] [PDF] [Request Permissions]
	Chronic upper abdominal pain: site and radiation in various structural and functional disorders and the effect of various foods. J Y Kang, H H Tay, and R Guan Gut 1992; 33: 743-748. doi:10.1136/gut.33.6.743 [Abstract] [PDF] [Request Permissions]
	Near infrared reflectance measurement of nitrogen faecal losses. L Benini, S Caliari, F Bonfante, G C Guidi, M T Brentegani, G Castellani, C Sembenini, E Bardelli, and I Vantini Gut 1992; 33: 749-752. doi:10.1136/gut.33.6.749 [Abstract] [PDF] [Request Permissions]
	Effects of acetorphan, an enkephalinase inhibitor, on experimental and acute diarrhoea. P Baumer, E Danquechin Dorval, J Bertrand, J M Vetel, J C Schwartz, and J M Lecomte Gut 1992; 33: 753-758. doi:10.1136/gut.33.6.753 [Abstract] [PDF] [Request Permissions]
	Oral salt supplements to compensate for jejunostomy losses: comparison of sodium chloride capsules, glucose electrolyte solution, and glucose polymer electrolyte solution. J M Nightingale, J E Lennard-Jones, E R Walker, and M J Farthing Gut 1992; 33: 759-761. doi:10.1136/gut.33.6.759 [Abstract] [PDF] [Request Permissions]
	Determination of a critical level of tissue oxygenation in acute intestinal ischaemia. W G Sheridan, R H Lowndes, G T Williams, and H L Young Gut 1992; 33: 762-766. doi:10.1136/gut.33.6.762 [Abstract] [PDF] [Request Permissions]
	Occurrence of large granular lymphocytes and natural killer cells in the epithelium of the gut distinguishes two different coeliac diseases. F Hadziselimovic, L R Emmons, U Schaub, E Signer, A Bürgin-Wolff, and R Krstic Gut 1992; 33: 767-772. doi:10.1136/gut.33.6.767 [Abstract] [PDF] [Request Permissions]
	Peripheral blood monocyte cytokine production and acute phase response in inflammatory bowel disease. M Z Mazlam and H J Hodgson Gut 1992; 33: 773-778. doi:10.1136/gut.33.6.773 [Abstract] [PDF] [Request Permissions]
	Smoking in Crohn's disease: effect on localisation and clinical course. E Lindberg, G Järnerot, and B Huitfeldt Gut 1992; 33: 779-782. doi:10.1136/gut.33.6.779 [Abstract] [PDF] [Request Permissions]
	Evolution of hereditary non-polyposis colorectal cancer. J R Jass and S M Stewart Gut 1992; 33: 783-786. doi:10.1136/gut.33.6.783 [Abstract] [PDF] [Request Permissions]
	Families at risk of colorectal cancer: who are they? F Kee and B J Collins Gut 1992; 33: 787-790. doi:10.1136/gut.33.6.787 [Abstract] [PDF] [Request Permissions]
	Effect of electrohydraulic and extracorporeal shock waves on gastrointestinal cancer cells and their response to cytotoxic agents. A Warlters, D L Morris, A Cameron-Strange, and W Lynch Gut 1992; 33: 791-793. doi:10.1136/gut.33.6.791 [Abstract] [PDF] [Request Permissions]
	Vitamin A deficiency and colonic electrogenic absorption and secretion in the rat. H C Nzegwu and R J Levin Gut 1992; 33: 794-800. doi:10.1136/gut.33.6.794 [Abstract] [PDF] [Request Permissions]
	Mucosal immune defence mechanisms in enterocolitis complicating Hirschsprung's disease. A Imamura, P Puri, D S O'Briain, and D J Reen Gut 1992; 33: 801-806. doi:10.1136/gut.33.6.801 [Abstract] [PDF] [Request Permissions]
	Utility of a combined test of anorectal manometry, electromyography, and sensation in determining the mechanism of 'idiopathic' faecal incontinence. W M Sun, T C Donnelly, and N W Read Gut 1992; 33: 807-813. doi:10.1136/gut.33.6.807 [Abstract] [PDF] [Request Permissions]
	Relation between hysterectomy and the irritable bowel: a prospective study. A Prior, K M Stanley, A R Smith, and N W Read Gut 1992; 33: 814-817. doi:10.1136/gut.33.6.814 [Abstract] [PDF] [Request Permissions]
	Defecation frequency and timing, and stool form in the general population: a prospective study. K W Heaton, J Radvan, H Cripps, R A Mountford, F E Braddon, and A O Hughes Gut 1992; 33: 818-824. doi:10.1136/gut.33.6.818 [Abstract] [PDF] [Request Permissions]
	Effects of stressful life events on bowel symptoms: subjects with irritable bowel syndrome compared with subjects without bowel dysfunction. W E Whitehead, M D Crowell, J C Robinson, B R Heller, and M M Schuster Gut 1992; 33: 825-830. doi:10.1136/gut.33.6.825 [Abstract] [PDF] [Request Permissions]
	Effect of in vivo administration of an antibody to epidermal growth factor on the rapid increase in DNA synthesis induced by partial hepatectomy in the rat. D A Vesey, A C Selden, A C Woodman, and H J Hodgson Gut 1992; 33: 831-835. doi:10.1136/gut.33.6.831 [Abstract] [PDF] [Request Permissions]
	Aminopyrine breath test in the prognostic evaluation of patients with cirrhosis. C Merkel, M Bolognesi, S Bellon, S Bianco, B Honisch, H Lampe, P Angeli, and A Gatta Gut 1992; 33: 836-842. doi:10.1136/gut.33.6.836 [Abstract] [PDF] [Request Permissions]
	Pancreatic surgery, not pancreatitis, is the primary cause of diabetes after acute fulminant pancreatitis. J Eriksson, M Doepel, E Widén, L Halme, A Ekstrand, L Groop, and K Höckerstedt Gut 1992; 33: 843-847. doi:10.1136/gut.33.6.843 [Abstract] [PDF] [Request Permissions]
	Glycine nitrogen in total parenteral nutrition: two prospective clinical trials comparing the efficacy of high and low glycine containing amino acid solutions. R G Rees, J J Payne James, G K Grimble, D Halliday, P G Frost, and D B Silk Gut 1992; 33: 848-854. doi:10.1136/gut.33.6.848 [Abstract] [PDF] [Request Permissions]
	Sustained hypothyroidism induced by recombinant alpha interferon in patients with chronic hepatitis C. P Marcellin, M Pouteau, P Renard, J M Grynblat, N Colas Linhart, P Bardet, B Bok, and J P Benhamou Gut 1992; 33: 855-856. doi:10.1136/gut.33.6.855 [Abstract] [PDF] [Request Permissions]
	Thrombotic thrombocytopenic purpura mimicking acute small bowel Crohn's disease. P J Winwood, J P Iredale, P J Williamson, M Lesna, and C A Loehry Gut 1992; 33: 857-859. doi:10.1136/gut.33.6.857 [Abstract] [PDF] [Request Permissions]
	Oesophageal candidiasis after omeprazole therapy. A J Larner and R Lendrum Gut 1992; 33: 860-861. doi:10.1136/gut.33.6.860 [Abstract] [PDF] [Request Permissions]

Letter

	Small bowel haemorrhage due to cytomegalovirus vasculitis. R P Teenan and W R Murray Gut 1992; 33: 862. doi:10.1136/gut.33.6.862 [PDF] [Request Permissions]
	Adenocarcinoma and Barrett's oesophagus. J Jankowski Gut 1992; 33: 862-863. doi:10.1136/gut.33.6.862-b [PDF] [Request Permissions]
	Omeprazole versus ranitidine in the treatment of resistant duodenal ulcer. Z Tulassay, F Szalay, and M Acharya Gut 1992; 33: 863. doi:10.1136/gut.33.6.863 [PDF] [Request Permissions]

Letters to the Editor

	Reply S B Kelly, J M Sackier, D Clarke, A J Rees, and C B Wood Gut 1992; 33: 862. doi:10.1136/gut.33.6.862-a [PDF] [Request Permissions]

Book Review

	Diarrheal diseases M J G Farthing Gut 1992; 33: 863. doi:10.1136/gut.33.6.863-a [PDF] [Request Permissions]
	Annual of gastrointestinal endoscopy D G Colin-Jones Gut 1992; 33: 863. doi:10.1136/gut.33.6.863-b [PDF] [Request Permissions]

Correction

	Correction Gut 1992; 33: 864. doi:10.1136/gut.33.6.864 [PDF] [Request Permissions]