Gastric Metaplasia in the Duodenal Bulb Shows Increased Mucosal Interleukin-8 Activity in Helicobacter pylori-Positive Duodenal Ulcer Patients

References

• References
   Google Scholar
• Labenz J, Borsch G. Highly significant change of the clinical course of relapsing and complicated peptic ulcer disease after cure of Helicobacter pylori infection. Am J Gastroenterol 1994; 89:1785–8.
   PubMed Web of Science ®Google Scholar
• Van der Hulst RW, Rauws EA, Koycu B, Keller JJ, Brumo MJ, Tijssen JG, et al. Prevention of ulcer recurrence after eradication of Helicobacter pylori: a prospective long-term follow-up study. Gastroenterology 1997;ll3:1082–6.
   Google Scholar
• Wyatt JI, Rathbone BJ, Dixon MF, Heatley RV. Campylobacter pyloridis and acid induced gastric metaplasia in the pathogenesis of duodenitis. J Clin Pathol 1987;40:841–8.
   PubMed Web of Science ®Google Scholar
• Walker MM, Dixon MF. Gastric metaplasia: its role in duodenal ulceration. Aliment Pharmacol Ther 1996;10 Suppl 1:119–28.
   PubMed Web of Science ®Google Scholar
• Wyatt JI, Rathbone BJ, Sobala GM, Shallcross T, Heatley RV, Axon AT, et al. Gastric epithelium in the duodenum: Its association with Helicobacter pylori and inflammation. J Clin Pathol 1990;43:981–6.
   PubMed Web of Science ®Google Scholar
• Johang G, Offerhaus A, Molyvas EN, Hoedemaeker PJ.Helicobacter pylori infection of gastric mucin cell metaplasia: the duodenum revisited. J Pathol 1990;162: 239–43.
   Google Scholar
• Khulusi S, Badve S, Patel P, Lloyd R, Marrero JM, Finlayson C, et al. Pathogenesis of gastric metaplasia of the human duodenum: role of Helicobacter pylori, gastric acid, and ulceration. Gastroenterology 1996;110:452–8.
   PubMed Web of Science ®Google Scholar
• Goodwin CS. Duodenal ulcer, Campylobacter pylori, and the ‘leaking roof concept. Lancet 1988;2:1467–9.
   PubMed Web of Science ®Google Scholar
• Davies GR, Banatvala N, Collins CE, Sheaff MT, Abdi Y, Clements L, et al. Relationship between infective load of Helicobacter pylori and reactive oxygen metabolite production in antral mucosa. Scand J Gastroenterol 1994;29:419–24.
   PubMed Web of Science ®Google Scholar
• Parkos CA, Colgan SP, Delp C, Arnaout MA, Madara JL. Neutrophil migration across a cultured epithelial monolayer elicits a biphasic resistance response representing sequential effects on transcellular and paracellular pathways. J Cell Biol 1992;117:757–64.
   Google Scholar
• Kurose I, Granger DN, Evans DJ, Evans DG, Graham DY, Miyasaka M, et al. Helicobacter pylori-induced microvascular protein leakage in rats: role of neutrophils, mast cells, and platelets. Gastroenterology 1994;107:70–9.
   PubMed Web of Science ®Google Scholar
• Ando T, Kusugami K, Ohsuga M, Shinoda M, Sakakibara M, Saito H, et al. Interleukin-8 activity correlates with histological severity in Helicobacter pylon-associated antral gastritis. Am J Gastroenterol 1996;91:1150–6.
   PubMed Web of Science ®Google Scholar
• Kusugami K, Ando T, Ohsuga M, Imada A, Shinoda M, Konagaya T, et al. Mucosal chemokine activity in Helicobacter pylori infection. J Clin Gastroenterol 1997;25 Suppl 1:203–10.
   Google Scholar
• Ando T, Kusugami K, Ohsuga M, Ina K, Shinoda M, Konagaya T, et al. Differential normalization of mucosal interleukin-8 and interleukin-6 activity after Helicobacter pylori eradication. Infect Immun 1998;66:4742–7.
   PubMed Web of Science ®Google Scholar
• Ando T, Kusugami K, Ohsuga M, Ina K, Ichiyama S, Nada T, et al. Mucosal macrophage inflammatory protein-1a levels are increased in Helicobacter pylori infection. J Clin Gastroenterol 1998;27 Suppl 1:144–9.
   Google Scholar
• Crabtree JE. Role of cytokines in pathogenesis of Helicobacter pylori-induced mucosal damage. Dig Dis Sci 1998;43 Suppl:46–55.
   Google Scholar
• Kusugami K, Ando T, Imada A, Ina K, Ohsuga M, Shimizu T, et al. Mucosal macrophage inflammatory protein-1 a activity in Helicobacter pylori infection. J Gastroenterol Hepatol 1999;14: 20–6.
   PubMed Web of Science ®Google Scholar
• Taub DD, Oppenheim JJ. Chemokines, inflammation and the immune system. Ther Immunol 1994;1:229–46.
   PubMedGoogle Scholar
• Harris AW, Gummett PA, Walker MM, Misiewicz JJ, Baron JH. Relation between gastric acid output, Helicobacter pylori, and gastric metaplasia in the duodenal bulb. Gut 1996;39: 513–20.
   PubMedGoogle Scholar
• Peterson GL. A simplification of the protein assay method of Lowry et al. which is more generally applicable. Anal Biochem 1977;83:346–56.
   Google Scholar
• Mertz H, Kovacs T, Throson M, Weinstein W. Gastric metaplasia of the duodenum: identification by an endoscopic selective mucosal staining technique. Gastrointest Endosc 1998; 48:32–8.
   PubMedGoogle Scholar
• Hara M, Harasawa S, Tani N, Miwa T, Tsutsumi Y. Gastric metaplasia in duodenal ulcer. Histochemical considerations of its pathophysiological significance. Acta Pathol Jpn 1988;38: 1011–8.
   Google Scholar
• Caselli M, Trevisani L, Aleotti A, Bovolenta MR, Stabellini G. Gastric metaplasia in duodenal bulb and Campylobacter-like organisms in development of duodenal ulcer. Dig Dis Sci 1989; 34:1374–8.
   Google Scholar
• Crabtree JE, Wyatt JI, Trejdosiewicz LK, Peichl P, Nichols PH, Ramsay N, et al. Interleukin-8 expression in Helicobacter pylori infected, normal, and neoplastic gastroduodenal mucosa. J Clin Pathol 1994;47:61–6.
   PubMed Web of Science ®Google Scholar
• Bode G, Malfertheiner P, Kullmann C, Ditschuneit H. Gastritis and duodenal ulcer: lectin-binding characteristics of Campylobacter pylori infected and non-infected surface mucous cells. In: Megraud F, Lamouliatte H, editors. Gastroduodenal pathology and Campylobacter pylori. New York: Elsevier; 1989. p. 353–9.
   Google Scholar
• Peek RM, Miller GG, Tham KT, Perez-Perez GI, Zhao X, Atherton JC, et al. Heightened inflammatory response and cytokine expression in vivo to cagA⁺ Helicobacter pylori strains. Lab Invest 1995;73:760–70.
   Google Scholar
• Yamaoka Y, Kita M, Kodama T, Sawai N, Imanishi J. Helicobacter pylori cagA gene and expression of cytokine messenger RNA in gastric mucosa. Gastroenterology 1996;110: 1744–52.
   Google Scholar
• Aihara M, Tsuchimoto D, Takizawa H, Azuma A, Wakebe H, Ohmoto Y, et al. Mechanisms involved in Helicobacter pylori-induced interleukin-8 production by a gastric cancer cell line, MKN45. Infect Immun 1997;65:3218–24.
   PubMed Web of Science ®Google Scholar
• Urakami Y, Kimura M, Seki H. Gastric metaplasia and Helicobacter pylori. Am J Gastroenterol 1997;92:795–9.
   PubMedGoogle Scholar